On Tue, Nov 27, 2001 at 04:29:17PM -0800, Linus Torvalds wrote:
>
> On Tue, 27 Nov 2001, Christoph Hellwig wrote:
> >
> > While we are at breaking scsi, would you take a patch to remove the
> > old-style (2.0) scsi error handling completly, forcing drivers still
> > using it to be fixed? Early 2.5 looks like a good time for that to me..
>
> I agree, that sounds like a good thing, and as I consider the block layer
> to be one of the major pushes for 2.5.x it makes perfect sense.
Ok, here is the patch:
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/acorn/scsi/arxescsi.h linux/drivers/acorn/scsi/arxescsi.h
--- ../master/linux-2.5.1-pre2/drivers/acorn/scsi/arxescsi.h Fri May 12 20:21:20 2000
+++ linux/drivers/acorn/scsi/arxescsi.h Wed Nov 28 13:32:29 2001
@@ -61,7 +61,6 @@
eh_bus_reset_handler: fas216_eh_bus_reset, \
eh_device_reset_handler: fas216_eh_device_reset, \
eh_abort_handler: fas216_eh_abort, \
-use_new_eh_code: 1 \
}
#ifndef HOSTS_C
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/acorn/scsi/cumana_2.c linux/drivers/acorn/scsi/cumana_2.c
--- ../master/linux-2.5.1-pre2/drivers/acorn/scsi/cumana_2.c Sun Nov 4 18:31:57 2001
+++ linux/drivers/acorn/scsi/cumana_2.c Wed Nov 28 13:32:36 2001
@@ -575,7 +575,6 @@
eh_bus_reset_handler: fas216_eh_bus_reset,
eh_device_reset_handler: fas216_eh_device_reset,
eh_abort_handler: fas216_eh_abort,
- use_new_eh_code: 1
};
static int __init cumanascsi2_init(void)
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/acorn/scsi/eesox.c linux/drivers/acorn/scsi/eesox.c
--- ../master/linux-2.5.1-pre2/drivers/acorn/scsi/eesox.c Sun Nov 4 18:31:57 2001
+++ linux/drivers/acorn/scsi/eesox.c Wed Nov 28 13:32:41 2001
@@ -577,7 +577,6 @@
eh_bus_reset_handler: fas216_eh_bus_reset,
eh_device_reset_handler: fas216_eh_device_reset,
eh_abort_handler: fas216_eh_abort,
- use_new_eh_code: 1
};
static int __init eesox_init(void)
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/acorn/scsi/powertec.c linux/drivers/acorn/scsi/powertec.c
--- ../master/linux-2.5.1-pre2/drivers/acorn/scsi/powertec.c Sun Nov 4 18:31:57 2001
+++ linux/drivers/acorn/scsi/powertec.c Wed Nov 28 13:32:46 2001
@@ -477,7 +477,6 @@
eh_bus_reset_handler: fas216_eh_bus_reset,
eh_device_reset_handler: fas216_eh_device_reset,
eh_abort_handler: fas216_eh_abort,
- use_new_eh_code: 1
};
static int __init powertecscsi_init(void)
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/message/fusion/mptscsih.h linux/drivers/message/fusion/mptscsih.h
--- ../master/linux-2.5.1-pre2/drivers/message/fusion/mptscsih.h Sat Jul 7 02:03:11 2001
+++ linux/drivers/message/fusion/mptscsih.h Wed Nov 28 13:33:00 2001
@@ -198,7 +198,6 @@
cmd_per_lun: MPT_SCSI_CMD_PER_LUN, \
unchecked_isa_dma: 0, \
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 1 \
}
#else
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/net/fc/iph5526.c linux/drivers/net/fc/iph5526.c
--- ../master/linux-2.5.1-pre2/drivers/net/fc/iph5526.c Sun Sep 30 21:26:08 2001
+++ linux/drivers/net/fc/iph5526.c Wed Nov 28 13:33:15 2001
@@ -3802,7 +3802,6 @@
fi->host = host;
//host->max_id = MAX_SCSI_TARGETS;
host->max_id = 5;
- host->hostt->use_new_eh_code = 1;
host->this_id = tmpt->this_id;
pci_maddr = pci_resource_start(pdev, 0);
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/3w-xxxx.h linux/drivers/scsi/3w-xxxx.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/3w-xxxx.h Fri Nov 9 23:05:02 2001
+++ linux/drivers/scsi/3w-xxxx.h Wed Nov 28 13:24:40 2001
@@ -461,7 +461,6 @@
present : 0, \
unchecked_isa_dma : 0, \
use_clustering : ENABLE_CLUSTERING, \
- use_new_eh_code : 1, \
emulated : 1 \
}
#endif /* _3W_XXXX_H */
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/53c700.c linux/drivers/scsi/53c700.c
--- ../master/linux-2.5.1-pre2/drivers/scsi/53c700.c Thu Oct 11 18:43:29 2001
+++ linux/drivers/scsi/53c700.c Wed Nov 28 13:35:07 2001
@@ -267,7 +267,6 @@
tpnt->sg_tablesize = NCR_700_SG_SEGMENTS;
tpnt->cmd_per_lun = NCR_700_MAX_TAGS;
tpnt->use_clustering = DISABLE_CLUSTERING;
- tpnt->use_new_eh_code = 1;
tpnt->proc_info = NCR_700_proc_directory_info;
if(tpnt->name == NULL)
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/Makefile linux/drivers/scsi/Makefile
--- ../master/linux-2.5.1-pre2/drivers/scsi/Makefile Wed Nov 21 18:59:11 2001
+++ linux/drivers/scsi/Makefile Wed Nov 28 13:41:00 2001
@@ -133,11 +133,9 @@
obj-$(CONFIG_CHR_DEV_SG) += sg.o
list-multi := scsi_mod.o sd_mod.o sr_mod.o initio.o a100u2w.o cpqfc.o
-scsi_mod-objs := scsi.o hosts.o scsi_ioctl.o constants.o \
- scsicam.o scsi_proc.o scsi_error.o \
- scsi_obsolete.o scsi_queue.o scsi_lib.o \
- scsi_merge.o scsi_dma.o scsi_scan.o \
- scsi_syms.o
+scsi_mod-objs := scsi.o hosts.o scsi_ioctl.o constants.o scsicam.o \
+ scsi_proc.o scsi_error.o scsi_queue.o scsi_lib.o \
+ scsi_merge.o scsi_dma.o scsi_scan.o scsi_syms.o
sd_mod-objs := sd.o
sr_mod-objs := sr.o sr_ioctl.o sr_vendor.o
initio-objs := ini9100u.o i91uscsi.o
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/advansys.h linux/drivers/scsi/advansys.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/advansys.h Fri Jul 20 06:07:47 2001
+++ linux/drivers/scsi/advansys.h Wed Nov 28 13:28:01 2001
@@ -77,7 +77,6 @@
release: advansys_release, \
info: advansys_info, \
queuecommand: advansys_queuecommand, \
- use_new_eh_code: 1, \
eh_bus_reset_handler: advansys_reset, \
bios_param: advansys_biosparam, \
/* \
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/aha152x.h linux/drivers/scsi/aha152x.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/aha152x.h Fri Jul 20 06:08:07 2001
+++ linux/drivers/scsi/aha152x.h Wed Nov 28 13:28:14 2001
@@ -50,7 +50,6 @@
present: 0, \
unchecked_isa_dma: 0, \
use_clustering: DISABLE_CLUSTERING, \
- use_new_eh_code: 1 }
#endif
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/aha1542.h linux/drivers/scsi/aha1542.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/aha1542.h Fri Jul 20 06:08:11 2001
+++ linux/drivers/scsi/aha1542.h Wed Nov 28 13:28:36 2001
@@ -166,7 +166,6 @@
sg_tablesize: AHA1542_SCATTER, \
cmd_per_lun: AHA1542_CMDLUN, \
unchecked_isa_dma: 1, \
- use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 1}
-
+ use_clustering: ENABLE_CLUSTERING \
+}
#endif
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/aic7xxx/aic7xxx_linux_host.h linux/drivers/scsi/aic7xxx/aic7xxx_linux_host.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/aic7xxx/aic7xxx_linux_host.h Wed Nov 28 13:20:39 2001
+++ linux/drivers/scsi/aic7xxx/aic7xxx_linux_host.h Wed Nov 28 13:34:17 2001
@@ -89,7 +89,6 @@
present: 0, /* number of 7xxx's present */\
unchecked_isa_dma: 0, /* no memory DMA restrictions */\
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 1, \
highmem_io: 1 \
}
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/aic7xxx_old/aic7xxx.h linux/drivers/scsi/aic7xxx_old/aic7xxx.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/aic7xxx_old/aic7xxx.h Sun Mar 4 23:30:18 2001
+++ linux/drivers/scsi/aic7xxx_old/aic7xxx.h Wed Nov 28 13:35:21 2001
@@ -55,7 +55,6 @@
present: 0, /* number of 7xxx's present */\
unchecked_isa_dma: 0, /* no memory DMA restrictions */\
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 0 \
}
extern int aic7xxx_queue(Scsi_Cmnd *, void (*)(Scsi_Cmnd *));
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/atp870u.h linux/drivers/scsi/atp870u.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/atp870u.h Fri Jul 20 06:08:56 2001
+++ linux/drivers/scsi/atp870u.h Wed Nov 28 13:28:45 2001
@@ -65,7 +65,6 @@
present: 0, /* number of 7xxx's present */\
unchecked_isa_dma: 0, /* no memory DMA restrictions */\
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 0 \
}
#endif
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/cpqfcTS.h linux/drivers/scsi/cpqfcTS.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/cpqfcTS.h Sun Aug 5 22:12:41 2001
+++ linux/drivers/scsi/cpqfcTS.h Wed Nov 28 13:28:56 2001
@@ -38,7 +38,6 @@
present: 0, \
unchecked_isa_dma: 0, \
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 1 \
}
#endif /* CPQFCTS_H */
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/dc390.h linux/drivers/scsi/dc390.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/dc390.h Fri Jul 20 06:08:49 2001
+++ linux/drivers/scsi/dc390.h Wed Nov 28 13:29:27 2001
@@ -64,7 +64,6 @@
this_id: 7, \
sg_tablesize: SG_ALL, \
cmd_per_lun: 16, \
- NEW_EH \
unchecked_isa_dma: 0, \
use_clustering: DISABLE_CLUSTERING \
}
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/dpt_i2o.c linux/drivers/scsi/dpt_i2o.c
--- ../master/linux-2.5.1-pre2/drivers/scsi/dpt_i2o.c Fri Nov 9 23:05:06 2001
+++ linux/drivers/scsi/dpt_i2o.c Wed Nov 28 13:35:35 2001
@@ -178,7 +178,6 @@
adpt_hba* pHba;
adpt_init();
- sht->use_new_eh_code = 1;
PINFO("Detecting Adaptec I2O RAID controllers...\n");
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/dpti.h linux/drivers/scsi/dpti.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/dpti.h Fri Sep 7 18:28:38 2001
+++ linux/drivers/scsi/dpti.h Wed Nov 28 13:30:20 2001
@@ -95,7 +95,6 @@
sg_tablesize: 0, /* max scatter-gather cmds */\
cmd_per_lun: 256, /* cmds per lun (linked cmds) */\
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 1, \
proc_name: "dpt_i2o" /* this is the name of our proc node*/ \
}
#endif
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/eata.h linux/drivers/scsi/eata.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/eata.h Sun May 20 02:43:06 2001
+++ linux/drivers/scsi/eata.h Wed Nov 28 13:27:54 2001
@@ -30,7 +30,6 @@
this_id: 7, \
unchecked_isa_dma: 1, \
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 1 /* Enable new error code */ \
}
#endif
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/esp.h linux/drivers/scsi/esp.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/esp.h Mon Sep 18 22:40:17 2000
+++ linux/drivers/scsi/esp.h Wed Nov 28 13:26:42 2001
@@ -416,7 +416,6 @@
sg_tablesize: SG_ALL, \
cmd_per_lun: 1, \
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 0 \
}
/* For our interrupt engine. */
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/fcal.h linux/drivers/scsi/fcal.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/fcal.h Tue Mar 16 01:11:31 1999
+++ linux/drivers/scsi/fcal.h Wed Nov 28 13:30:05 2001
@@ -35,7 +35,6 @@
sg_tablesize: 1, \
cmd_per_lun: 1, \
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: FCP_SCSI_USE_NEW_EH_CODE, \
abort: fcp_old_abort, \
eh_abort_handler: fcp_scsi_abort, \
eh_device_reset_handler:fcp_scsi_dev_reset, \
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/gdth.h linux/drivers/scsi/gdth.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/gdth.h Fri Sep 7 18:28:37 2001
+++ linux/drivers/scsi/gdth.h Wed Nov 28 13:29:55 2001
@@ -1060,7 +1060,6 @@
present: 0, \
unchecked_isa_dma: 1, \
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 1 /* use new error code */ }
#elif LINUX_VERSION_CODE >= 0x02015F
int gdth_bios_param(Disk *,kdev_t,int *);
@@ -1092,7 +1091,6 @@
present: 0, \
unchecked_isa_dma: 1, \
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 1 /* use new error code */ }
#elif LINUX_VERSION_CODE >= 0x010300
int gdth_bios_param(Disk *,kdev_t,int *);
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/hosts.h linux/drivers/scsi/hosts.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/hosts.h Wed Nov 28 13:20:39 2001
+++ linux/drivers/scsi/hosts.h Wed Nov 28 13:43:27 2001
@@ -280,13 +280,6 @@
unsigned use_clustering:1;
/*
- * True if this driver uses the new error handling code. This flag is
- * really only temporary until all of the other drivers get converted
- * to use the new error handling code.
- */
- unsigned use_new_eh_code:1;
-
- /*
* True for emulated SCSI host adapters (e.g. ATAPI)
*/
unsigned emulated:1;
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/imm.h linux/drivers/scsi/imm.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/imm.h Sat Mar 3 03:38:38 2001
+++ linux/drivers/scsi/imm.h Wed Nov 28 13:30:14 2001
@@ -175,7 +175,6 @@
eh_device_reset_handler: NULL, \
eh_bus_reset_handler: imm_reset, \
eh_host_reset_handler: imm_reset, \
- use_new_eh_code: 1, \
bios_param: imm_biosparam, \
this_id: 7, \
sg_tablesize: SG_ALL, \
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/in2000.h linux/drivers/scsi/in2000.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/in2000.h Fri Jul 20 06:08:18 2001
+++ linux/drivers/scsi/in2000.h Wed Nov 28 13:27:50 2001
@@ -423,7 +423,6 @@
sg_tablesize: IN2000_SG, /* scatter-gather table size */ \
cmd_per_lun: IN2000_CPL, /* commands per lun */ \
use_clustering: DISABLE_CLUSTERING, /* ENABLE_CLUSTERING may speed things up */ \
- use_new_eh_code: 0 /* new error code - not using it yet */ \
}
#endif /* IN2000_H */
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/ini9100u.h linux/drivers/scsi/ini9100u.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/ini9100u.h Thu Oct 11 18:43:30 2001
+++ linux/drivers/scsi/ini9100u.h Wed Nov 28 13:30:29 2001
@@ -115,7 +115,6 @@
present: 0, \
unchecked_isa_dma: 0, \
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 0 \
}
#define VIRT_TO_BUS(i) (unsigned int) virt_to_bus((void *)(i))
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/inia100.h linux/drivers/scsi/inia100.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/inia100.h Thu Oct 11 18:43:30 2001
+++ linux/drivers/scsi/inia100.h Wed Nov 28 13:30:35 2001
@@ -110,7 +110,6 @@
present: 0, \
unchecked_isa_dma: 0, \
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 0 \
}
#define VIRT_TO_BUS(i) (unsigned int) virt_to_bus((void *)(i))
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/ips.h linux/drivers/scsi/ips.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/ips.h Sun Sep 30 21:26:08 2001
+++ linux/drivers/scsi/ips.h Wed Nov 28 13:24:56 2001
@@ -472,7 +472,6 @@
present : 0, \
unchecked_isa_dma : 0, \
use_clustering : ENABLE_CLUSTERING, \
- use_new_eh_code : 1 \
}
#endif
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/mac53c94.h linux/drivers/scsi/mac53c94.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/mac53c94.h Tue Sep 19 17:31:53 2000
+++ linux/drivers/scsi/mac53c94.h Wed Nov 28 13:30:51 2001
@@ -28,7 +28,6 @@
sg_tablesize: SG_ALL, \
cmd_per_lun: 1, \
use_clustering: DISABLE_CLUSTERING, \
- use_new_eh_code: 1, \
}
/*
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/mac_esp.h linux/drivers/scsi/mac_esp.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/mac_esp.h Mon Jul 10 07:51:43 2000
+++ linux/drivers/scsi/mac_esp.h Wed Nov 28 13:27:37 2001
@@ -35,7 +35,6 @@
sg_tablesize: SG_ALL, \
cmd_per_lun: 1, \
use_clustering: DISABLE_CLUSTERING, \
- use_new_eh_code: 0 }
#endif /* MAC_ESP_H */
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/mesh.h linux/drivers/scsi/mesh.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/mesh.h Tue Sep 19 17:31:53 2000
+++ linux/drivers/scsi/mesh.h Wed Nov 28 13:27:45 2001
@@ -28,7 +28,6 @@
sg_tablesize: SG_ALL, \
cmd_per_lun: 2, \
use_clustering: DISABLE_CLUSTERING, \
- use_new_eh_code: 1, \
}
/*
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/pci2000.h linux/drivers/scsi/pci2000.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/pci2000.h Fri Jul 20 06:07:53 2001
+++ linux/drivers/scsi/pci2000.h Wed Nov 28 13:27:22 2001
@@ -218,7 +218,6 @@
present: 0, \
unchecked_isa_dma:0, \
use_clustering: DISABLE_CLUSTERING, \
- use_new_eh_code:0 \
}
#endif
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/pci2220i.h linux/drivers/scsi/pci2220i.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/pci2220i.h Fri Jul 20 06:07:54 2001
+++ linux/drivers/scsi/pci2220i.h Wed Nov 28 13:27:28 2001
@@ -56,6 +56,5 @@
present: 0, \
unchecked_isa_dma: 0, \
use_clustering: DISABLE_CLUSTERING, \
- use_new_eh_code: 0 \
}
#endif
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/pcmcia/nsp_cs.c linux/drivers/scsi/pcmcia/nsp_cs.c
--- ../master/linux-2.5.1-pre2/drivers/scsi/pcmcia/nsp_cs.c Thu Oct 11 18:04:57 2001
+++ linux/drivers/scsi/pcmcia/nsp_cs.c Wed Nov 28 13:35:46 2001
@@ -149,7 +149,6 @@
/* present: 0,*/
/* unchecked_isa_dma: 0,*/
use_clustering: DISABLE_CLUSTERING,
- use_new_eh_code: 0,
/* emulated: 0,*/
};
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/pluto.h linux/drivers/scsi/pluto.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/pluto.h Thu Jan 27 21:53:32 2000
+++ linux/drivers/scsi/pluto.h Wed Nov 28 13:27:08 2001
@@ -53,7 +53,6 @@
sg_tablesize: 1, \
cmd_per_lun: 1, \
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: FCP_SCSI_USE_NEW_EH_CODE, \
abort: fcp_old_abort, \
eh_abort_handler: fcp_scsi_abort, \
eh_device_reset_handler:fcp_scsi_dev_reset, \
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/ppa.h linux/drivers/scsi/ppa.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/ppa.h Sat Mar 3 03:38:39 2001
+++ linux/drivers/scsi/ppa.h Wed Nov 28 13:26:46 2001
@@ -183,7 +183,6 @@
eh_device_reset_handler: NULL, \
eh_bus_reset_handler: ppa_reset, \
eh_host_reset_handler: ppa_reset, \
- use_new_eh_code: 1, \
bios_param: ppa_biosparam, \
this_id: -1, \
sg_tablesize: SG_ALL, \
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/qla1280.h linux/drivers/scsi/qla1280.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/qla1280.h Mon Sep 17 22:16:31 2001
+++ linux/drivers/scsi/qla1280.h Wed Nov 28 13:27:15 2001
@@ -1726,7 +1726,6 @@
present: 0, /* number of 7xxx's present */\
unchecked_isa_dma: 0, /* no memory DMA restrictions */\
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 0, \
emulated: 0 \
}
#endif
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/qlogicfc.c linux/drivers/scsi/qlogicfc.c
--- ../master/linux-2.5.1-pre2/drivers/scsi/qlogicfc.c Wed Nov 28 13:20:39 2001
+++ linux/drivers/scsi/qlogicfc.c Wed Nov 28 13:36:21 2001
@@ -734,7 +734,6 @@
scsi_set_pci_device(host, pdev);
host->max_id = QLOGICFC_MAX_ID + 1;
host->max_lun = QLOGICFC_MAX_LUN;
- host->hostt->use_new_eh_code = 1;
hostdata = (struct isp2x00_hostdata *) host->hostdata;
memset(hostdata, 0, sizeof(struct isp2x00_hostdata));
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/qlogicpti.h linux/drivers/scsi/qlogicpti.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/qlogicpti.h Tue Dec 21 07:06:42 1999
+++ linux/drivers/scsi/qlogicpti.h Wed Nov 28 13:27:03 2001
@@ -524,7 +524,6 @@
sg_tablesize: QLOGICPTI_MAX_SG(QLOGICPTI_REQ_QUEUE_LEN), \
cmd_per_lun: 1, \
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 0 \
}
/* For our interrupt engine. */
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/scsi.c linux/drivers/scsi/scsi.c
--- ../master/linux-2.5.1-pre2/drivers/scsi/scsi.c Wed Nov 28 13:20:39 2001
+++ linux/drivers/scsi/scsi.c Wed Nov 28 13:39:40 2001
@@ -151,14 +151,6 @@
void scsi_build_commandblocks(Scsi_Device * SDpnt);
/*
- * These are the interface to the old error handling code. It should go away
- * someday soon.
- */
-extern void scsi_old_done(Scsi_Cmnd * SCpnt);
-extern void scsi_old_times_out(Scsi_Cmnd * SCpnt);
-
-
-/*
* Function: scsi_initialize_queue()
*
* Purpose: Selects queue handler function for a device.
@@ -670,12 +662,8 @@
mdelay(1 + 999 / HZ);
host->resetting = 0;
}
- if (host->hostt->use_new_eh_code) {
- scsi_add_timer(SCpnt, SCpnt->timeout_per_command, scsi_times_out);
- } else {
- scsi_add_timer(SCpnt, SCpnt->timeout_per_command,
- scsi_old_times_out);
- }
+
+ scsi_add_timer(SCpnt, SCpnt->timeout_per_command, scsi_times_out);
/*
* We will use a queued command if possible, otherwise we will emulate the
@@ -692,50 +680,27 @@
SCSI_LOG_MLQUEUE(3, printk("queuecommand : routine at %p\n",
host->hostt->queuecommand));
/*
- * Use the old error handling code if we haven't converted the driver
- * to use the new one yet. Note - only the new queuecommand variant
- * passes a meaningful return value.
+ * Before we queue this command, check if the command
+ * length exceeds what the host adapter can handle.
*/
- if (host->hostt->use_new_eh_code) {
- /*
- * Before we queue this command, check if the command
- * length exceeds what the host adapter can handle.
- */
- if (CDB_SIZE(SCpnt) <= SCpnt->host->max_cmd_len) {
- spin_lock_irqsave(&host->host_lock, flags);
- rtn = host->hostt->queuecommand(SCpnt, scsi_done);
- spin_unlock_irqrestore(&host->host_lock, flags);
- if (rtn != 0) {
- scsi_delete_timer(SCpnt);
- scsi_mlqueue_insert(SCpnt, SCSI_MLQUEUE_HOST_BUSY);
- SCSI_LOG_MLQUEUE(3, printk("queuecommand : request rejected\n"));
- }
- } else {
- SCSI_LOG_MLQUEUE(3, printk("queuecommand : command too long.\n"));
- SCpnt->result = (DID_ABORT << 16);
- spin_lock_irqsave(&host->host_lock, flags);
- scsi_done(SCpnt);
- spin_unlock_irqrestore(&host->host_lock, flags);
- rtn = 1;
-
+ if (CDB_SIZE(SCpnt) <= SCpnt->host->max_cmd_len) {
+ spin_lock_irqsave(&host->host_lock, flags);
+ rtn = host->hostt->queuecommand(SCpnt, scsi_done);
+ spin_unlock_irqrestore(&host->host_lock, flags);
+ if (rtn != 0) {
+ scsi_delete_timer(SCpnt);
+ scsi_mlqueue_insert(SCpnt, SCSI_MLQUEUE_HOST_BUSY);
+ SCSI_LOG_MLQUEUE(3,
+ printk("queuecommand : request rejected\n"));
}
} else {
- /*
- * Before we queue this command, check if the command
- * length exceeds what the host adapter can handle.
- */
- if (CDB_SIZE(SCpnt) <= SCpnt->host->max_cmd_len) {
- spin_lock_irqsave(&host->host_lock, flags);
- host->hostt->queuecommand(SCpnt, scsi_old_done);
- spin_unlock_irqrestore(&host->host_lock, flags);
- } else {
- SCSI_LOG_MLQUEUE(3, printk("queuecommand : command too long.\n"));
- SCpnt->result = (DID_ABORT << 16);
- spin_lock_irqsave(&host->host_lock, flags);
- scsi_old_done(SCpnt);
- spin_unlock_irqrestore(&host->host_lock, flags);
- rtn = 1;
- }
+ SCSI_LOG_MLQUEUE(3,
+ printk("queuecommand : command too long.\n"));
+ SCpnt->result = (DID_ABORT << 16);
+ spin_lock_irqsave(&host->host_lock, flags);
+ scsi_done(SCpnt);
+ spin_unlock_irqrestore(&host->host_lock, flags);
+ rtn = 1;
}
} else {
int temp;
@@ -755,11 +720,7 @@
host->host_no, temp, host->hostt->command);
spin_lock_irqsave(&host->host_lock, flags);
#endif
- if (host->hostt->use_new_eh_code) {
- scsi_done(SCpnt);
- } else {
- scsi_old_done(SCpnt);
- }
+ scsi_done(SCpnt);
spin_unlock_irqrestore(&host->host_lock, flags);
}
SCSI_LOG_MLQUEUE(3, printk("leaving scsi_dispatch_cmnd()\n"));
@@ -1886,19 +1847,12 @@
/* The detect routine must carefully spinunlock/spinlock if
it enables interrupts, since all interrupt handlers do
- spinlock as well.
- All lame drivers are going to fail due to the following
- spinlock. For the time beeing let's use it only for drivers
- using the new scsi code. NOTE: the detect routine could
- redefine the value tpnt->use_new_eh_code. (DB, 13 May 1998) */
+ spinlock as well. */
/*
* detect should do its own locking
*/
- if (tpnt->use_new_eh_code) {
- tpnt->present = tpnt->detect(tpnt);
- } else
- tpnt->present = tpnt->detect(tpnt);
+ tpnt->present = tpnt->detect(tpnt);
if (tpnt->present) {
if (pcount == next_scsi_host) {
@@ -1932,7 +1886,7 @@
* handle error correction.
*/
for (shpnt = scsi_hostlist; shpnt; shpnt = shpnt->next) {
- if (shpnt->hostt == tpnt && shpnt->hostt->use_new_eh_code) {
+ if (shpnt->hostt == tpnt) {
DECLARE_MUTEX_LOCKED(sem);
shpnt->eh_notify = &sem;
@@ -2140,7 +2094,6 @@
*/
for (shpnt = scsi_hostlist; shpnt; shpnt = shpnt->next) {
if (shpnt->hostt == tpnt
- && shpnt->hostt->use_new_eh_code
&& shpnt->ehandler != NULL) {
DECLARE_MUTEX_LOCKED(sem);
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/scsi.h linux/drivers/scsi/scsi.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/scsi.h Wed Nov 28 13:20:39 2001
+++ linux/drivers/scsi/scsi.h Wed Nov 28 13:43:27 2001
@@ -387,12 +387,6 @@
#define SYNC_RESET 0x40
/*
- * This is the crap from the old error handling code. We have it in a special
- * place so that we can more easily delete it later on.
- */
-#include "scsi_obsolete.h"
-
-/*
* Add some typedefs so that we can prototyope a bunch of the functions.
*/
typedef struct scsi_device Scsi_Device;
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/scsi_debug.h linux/drivers/scsi/scsi_debug.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/scsi_debug.h Mon Dec 11 22:19:52 2000
+++ linux/drivers/scsi/scsi_debug.h Wed Nov 28 13:26:53 2001
@@ -37,6 +37,5 @@
cmd_per_lun: 3, \
unchecked_isa_dma: 0, \
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 1, \
}
#endif
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/scsi_obsolete.c linux/drivers/scsi/scsi_obsolete.c
--- ../master/linux-2.5.1-pre2/drivers/scsi/scsi_obsolete.c Wed Nov 28 13:20:39 2001
+++ linux/drivers/scsi/scsi_obsolete.c Thu Jan 1 01:00:00 1970
@@ -1,1119 +0,0 @@
-/*
- * scsi_obsolete.c Copyright (C) 1992 Drew Eckhardt
- * Copyright (C) 1993, 1994, 1995 Eric Youngdale
- *
- * generic mid-level SCSI driver
- * Initial versions: Drew Eckhardt
- * Subsequent revisions: Eric Youngdale
- *
- * <drew@colorado.edu>
- *
- * Bug correction thanks go to :
- * Rik Faith <faith@cs.unc.edu>
- * Tommy Thorn <tthorn>
- * Thomas Wuensche <tw@fgb1.fgb.mw.tu-muenchen.de>
- *
- * Modified by Eric Youngdale eric@andante.org to
- * add scatter-gather, multiple outstanding request, and other
- * enhancements.
- *
- * Native multichannel, wide scsi, /proc/scsi and hot plugging
- * support added by Michael Neuffer <mike@i-connect.net>
- *
- * Major improvements to the timeout, abort, and reset processing,
- * as well as performance modifications for large queue depths by
- * Leonard N. Zubkoff <lnz@dandelion.com>
- *
- * Improved compatibility with 2.0 behaviour by Manfred Spraul
- * <masp0008@stud.uni-sb.de>
- */
-
-/*
- *#########################################################################
- *#########################################################################
- *#########################################################################
- *#########################################################################
- * NOTE - NOTE - NOTE - NOTE - NOTE - NOTE - NOTE
- *
- *#########################################################################
- *#########################################################################
- *#########################################################################
- *#########################################################################
- *
- * This file contains the 'old' scsi error handling. It is only present
- * while the new error handling code is being debugged, and while the low
- * level drivers are being converted to use the new code. Once the last
- * driver uses the new code this *ENTIRE* file will be nuked.
- */
-
-#define __NO_VERSION__
-#include <linux/module.h>
-
-#include <linux/sched.h>
-#include <linux/timer.h>
-#include <linux/string.h>
-#include <linux/slab.h>
-#include <linux/ioport.h>
-#include <linux/kernel.h>
-#include <linux/stat.h>
-#include <linux/blk.h>
-#include <linux/interrupt.h>
-#include <linux/delay.h>
-
-#include <asm/system.h>
-#include <asm/irq.h>
-#include <asm/dma.h>
-
-#include "scsi.h"
-#include "hosts.h"
-#include "constants.h"
-
-#undef USE_STATIC_SCSI_MEMORY
-
-/*
- static const char RCSid[] = "$Header: /mnt/ide/home/eric/CVSROOT/linux/drivers/scsi/scsi_obsolete.c,v 1.1 1997/05/18 23:27:21 eric Exp $";
- */
-
-
-#define INTERNAL_ERROR (panic ("Internal error in file %s, line %d.\n", __FILE__, __LINE__))
-
-
-static int scsi_abort(Scsi_Cmnd *, int code);
-static int scsi_reset(Scsi_Cmnd *, unsigned int);
-
-extern void scsi_old_done(Scsi_Cmnd * SCpnt);
-int update_timeout(Scsi_Cmnd *, int);
-extern void scsi_old_times_out(Scsi_Cmnd * SCpnt);
-
-extern int scsi_dispatch_cmd(Scsi_Cmnd * SCpnt);
-
-#define SCSI_BLOCK(HOST) (HOST->can_queue && HOST->host_busy >= HOST->can_queue)
-
-static unsigned char generic_sense[6] =
-{REQUEST_SENSE, 0, 0, 0, 255, 0};
-
-/*
- * This is the number of clock ticks we should wait before we time out
- * and abort the command. This is for where the scsi.c module generates
- * the command, not where it originates from a higher level, in which
- * case the timeout is specified there.
- *
- * ABORT_TIMEOUT and RESET_TIMEOUT are the timeouts for RESET and ABORT
- * respectively.
- */
-
-#ifdef DEBUG_TIMEOUT
-static void scsi_dump_status(void);
-#endif
-
-
-#ifdef DEBUG
-#define SCSI_TIMEOUT (5*HZ)
-#else
-#define SCSI_TIMEOUT (2*HZ)
-#endif
-
-#ifdef DEBUG
-#define SENSE_TIMEOUT SCSI_TIMEOUT
-#define ABORT_TIMEOUT SCSI_TIMEOUT
-#define RESET_TIMEOUT SCSI_TIMEOUT
-#else
-#define SENSE_TIMEOUT (5*HZ/10)
-#define RESET_TIMEOUT (5*HZ/10)
-#define ABORT_TIMEOUT (5*HZ/10)
-#endif
-
-
-/* Do not call reset on error if we just did a reset within 15 sec. */
-#define MIN_RESET_PERIOD (15*HZ)
-
-
-
-/*
- * Flag bits for the internal_timeout array
- */
-#define IN_ABORT 1
-#define IN_RESET 2
-#define IN_RESET2 4
-#define IN_RESET3 8
-
-/*
- * This is our time out function, called when the timer expires for a
- * given host adapter. It will attempt to abort the currently executing
- * command, that failing perform a kernel panic.
- */
-
-void scsi_old_times_out(Scsi_Cmnd * SCpnt)
-{
- struct Scsi_Host *host = SCpnt->host;
- unsigned long flags;
-
- spin_lock_irqsave(&host->host_lock, flags);
-
- /* Set the serial_number_at_timeout to the current serial_number */
- SCpnt->serial_number_at_timeout = SCpnt->serial_number;
-
- switch (SCpnt->internal_timeout & (IN_ABORT | IN_RESET | IN_RESET2 | IN_RESET3)) {
- case NORMAL_TIMEOUT:
- {
-#ifdef DEBUG_TIMEOUT
- scsi_dump_status();
-#endif
- }
-
- if (!scsi_abort(SCpnt, DID_TIME_OUT))
- break;
- case IN_ABORT:
- printk("SCSI host %d abort (pid %ld) timed out - resetting\n",
- host->host_no, SCpnt->pid);
- if (!scsi_reset(SCpnt, SCSI_RESET_ASYNCHRONOUS))
- break;
- case IN_RESET:
- case (IN_ABORT | IN_RESET):
- /* This might be controversial, but if there is a bus hang,
- * you might conceivably want the machine up and running
- * esp if you have an ide disk.
- */
- printk("SCSI host %d channel %d reset (pid %ld) timed out - "
- "trying harder\n",
- host->host_no, SCpnt->channel, SCpnt->pid);
- SCpnt->internal_timeout &= ~IN_RESET;
- SCpnt->internal_timeout |= IN_RESET2;
- scsi_reset(SCpnt,
- SCSI_RESET_ASYNCHRONOUS | SCSI_RESET_SUGGEST_BUS_RESET);
- break;
- case IN_RESET2:
- case (IN_ABORT | IN_RESET2):
- /* Obviously the bus reset didn't work.
- * Let's try even harder and call for an HBA reset.
- * Maybe the HBA itself crashed and this will shake it loose.
- */
- printk("SCSI host %d reset (pid %ld) timed out - trying to shake it loose\n",
- host->host_no, SCpnt->pid);
- SCpnt->internal_timeout &= ~(IN_RESET | IN_RESET2);
- SCpnt->internal_timeout |= IN_RESET3;
- scsi_reset(SCpnt,
- SCSI_RESET_ASYNCHRONOUS | SCSI_RESET_SUGGEST_HOST_RESET);
- break;
-
- default:
- printk("SCSI host %d reset (pid %ld) timed out again -\n",
- host->host_no, SCpnt->pid);
- printk("probably an unrecoverable SCSI bus or device hang.\n");
- break;
-
- }
- spin_unlock_irqrestore(&host->host_lock, flags);
-
-}
-
-/*
- * From what I can find in scsi_obsolete.c, this function is only called
- * by scsi_old_done and scsi_reset. Both of these functions run with the
- * host_lock already held, so we need do nothing here about grabbing
- * any locks.
- */
-static void scsi_request_sense(Scsi_Cmnd * SCpnt)
-{
- SCpnt->flags |= WAS_SENSE | ASKED_FOR_SENSE;
- update_timeout(SCpnt, SENSE_TIMEOUT);
-
- memcpy((void *) SCpnt->cmnd, (void *) generic_sense,
- sizeof(generic_sense));
- memset((void *) SCpnt->sense_buffer, 0,
- sizeof(SCpnt->sense_buffer));
-
- if (SCpnt->device->scsi_level <= SCSI_2)
- SCpnt->cmnd[1] = SCpnt->lun << 5;
- SCpnt->cmnd[4] = sizeof(SCpnt->sense_buffer);
-
- SCpnt->request_buffer = &SCpnt->sense_buffer;
- SCpnt->request_bufflen = sizeof(SCpnt->sense_buffer);
- SCpnt->use_sg = 0;
- SCpnt->cmd_len = COMMAND_SIZE(SCpnt->cmnd[0]);
- SCpnt->result = 0;
- SCpnt->sc_data_direction = SCSI_DATA_READ;
-
- /*
- * Ugly, ugly. The newer interfaces all assume that the lock
- * isn't held. Mustn't disappoint, or we deadlock the system.
- */
- spin_unlock_irq(&SCpnt->host->host_lock);
- scsi_dispatch_cmd(SCpnt);
- spin_lock_irq(&SCpnt->host->host_lock);
-}
-
-
-
-
-static int check_sense(Scsi_Cmnd * SCpnt)
-{
- /* If there is no sense information, request it. If we have already
- * requested it, there is no point in asking again - the firmware must
- * be confused.
- */
- if (((SCpnt->sense_buffer[0] & 0x70) >> 4) != 7) {
- if (!(SCpnt->flags & ASKED_FOR_SENSE))
- return SUGGEST_SENSE;
- else
- return SUGGEST_RETRY;
- }
- SCpnt->flags &= ~ASKED_FOR_SENSE;
-
-#ifdef DEBUG_INIT
- printk("scsi%d, channel%d : ", SCpnt->host->host_no, SCpnt->channel);
- print_sense("", SCpnt);
- printk("\n");
-#endif
- if (SCpnt->sense_buffer[2] & 0xe0)
- return SUGGEST_ABORT;
-
- switch (SCpnt->sense_buffer[2] & 0xf) {
- case NO_SENSE:
- return 0;
- case RECOVERED_ERROR:
- return SUGGEST_IS_OK;
-
- case ABORTED_COMMAND:
- return SUGGEST_RETRY;
- case NOT_READY:
- case UNIT_ATTENTION:
- /*
- * If we are expecting a CC/UA because of a bus reset that we
- * performed, treat this just as a retry. Otherwise this is
- * information that we should pass up to the upper-level driver
- * so that we can deal with it there.
- */
- if (SCpnt->device->expecting_cc_ua) {
- SCpnt->device->expecting_cc_ua = 0;
- return SUGGEST_RETRY;
- }
- return SUGGEST_ABORT;
-
- /* these three are not supported */
- case COPY_ABORTED:
- case VOLUME_OVERFLOW:
- case MISCOMPARE:
-
- case MEDIUM_ERROR:
- return SUGGEST_REMAP;
- case BLANK_CHECK:
- case DATA_PROTECT:
- case HARDWARE_ERROR:
- case ILLEGAL_REQUEST:
- default:
- return SUGGEST_ABORT;
- }
-}
-
-/* This function is the mid-level interrupt routine, which decides how
- * to handle error conditions. Each invocation of this function must
- * do one and *only* one of the following:
- *
- * (1) Call last_cmnd[host].done. This is done for fatal errors and
- * normal completion, and indicates that the handling for this
- * request is complete.
- * (2) Call internal_cmnd to requeue the command. This will result in
- * scsi_done being called again when the retry is complete.
- * (3) Call scsi_request_sense. This asks the host adapter/drive for
- * more information about the error condition. When the information
- * is available, scsi_done will be called again.
- * (4) Call reset(). This is sort of a last resort, and the idea is that
- * this may kick things loose and get the drive working again. reset()
- * automatically calls scsi_request_sense, and thus scsi_done will be
- * called again once the reset is complete.
- *
- * If none of the above actions are taken, the drive in question
- * will hang. If more than one of the above actions are taken by
- * scsi_done, then unpredictable behavior will result.
- */
-void scsi_old_done(Scsi_Cmnd * SCpnt)
-{
- int status = 0;
- int exit = 0;
- int checked;
- int oldto;
- struct Scsi_Host *host = SCpnt->host;
- Scsi_Device * device = SCpnt->device;
- int result = SCpnt->result;
- SCpnt->serial_number = 0;
- SCpnt->serial_number_at_timeout = 0;
- oldto = update_timeout(SCpnt, 0);
-
-#ifdef DEBUG_TIMEOUT
- if (result)
- printk("Non-zero result in scsi_done %x %d:%d\n",
- result, SCpnt->target, SCpnt->lun);
-#endif
-
- /* If we requested an abort, (and we got it) then fix up the return
- * status to say why
- */
- if (host_byte(result) == DID_ABORT && SCpnt->abort_reason)
- SCpnt->result = result = (result & 0xff00ffff) |
- (SCpnt->abort_reason << 16);
-
-
-#define CMD_FINISHED 0
-#define MAYREDO 1
-#define REDO 3
-#define PENDING 4
-
-#ifdef DEBUG
- printk("In scsi_done(host = %d, result = %06x)\n", host->host_no, result);
-#endif
-
- if (SCpnt->flags & SYNC_RESET) {
- /*
- * The behaviou of scsi_reset(SYNC) was changed in 2.1.? .
- * The scsi mid-layer does a REDO after every sync reset, the driver
- * must not do that any more. In order to prevent old drivers from
- * crashing, all scsi_done() calls during sync resets are ignored.
- */
- printk("scsi%d: device driver called scsi_done() "
- "for a synchronous reset.\n", SCpnt->host->host_no);
- return;
- }
- if (SCpnt->flags & WAS_SENSE) {
- SCpnt->use_sg = SCpnt->old_use_sg;
- SCpnt->cmd_len = SCpnt->old_cmd_len;
- SCpnt->sc_data_direction = SCpnt->sc_old_data_direction;
- SCpnt->underflow = SCpnt->old_underflow;
- }
- switch (host_byte(result)) {
- case DID_OK:
- if (status_byte(result) && (SCpnt->flags & WAS_SENSE))
- /* Failed to obtain sense information */
- {
- SCpnt->flags &= ~WAS_SENSE;
-#if 0 /* This cannot possibly be correct. */
- SCpnt->internal_timeout &= ~SENSE_TIMEOUT;
-#endif
-
- if (!(SCpnt->flags & WAS_RESET)) {
- printk("scsi%d : channel %d target %d lun %d request sense"
- " failed, performing reset.\n",
- SCpnt->host->host_no, SCpnt->channel, SCpnt->target,
- SCpnt->lun);
- scsi_reset(SCpnt, SCSI_RESET_SYNCHRONOUS);
- status = REDO;
- break;
- } else {
- exit = (DRIVER_HARD | SUGGEST_ABORT);
- status = CMD_FINISHED;
- }
- } else
- switch (msg_byte(result)) {
- case COMMAND_COMPLETE:
- switch (status_byte(result)) {
- case GOOD:
- if (SCpnt->flags & WAS_SENSE) {
-#ifdef DEBUG
- printk("In scsi_done, GOOD status, COMMAND COMPLETE, "
- "parsing sense information.\n");
-#endif
- SCpnt->flags &= ~WAS_SENSE;
-#if 0 /* This cannot possibly be correct. */
- SCpnt->internal_timeout &= ~SENSE_TIMEOUT;
-#endif
-
- switch (checked = check_sense(SCpnt)) {
- case SUGGEST_SENSE:
- case 0:
-#ifdef DEBUG
- printk("NO SENSE. status = REDO\n");
-#endif
- update_timeout(SCpnt, oldto);
- status = REDO;
- break;
- case SUGGEST_IS_OK:
- break;
- case SUGGEST_REMAP:
-#ifdef DEBUG
- printk("SENSE SUGGEST REMAP - status = CMD_FINISHED\n");
-#endif
- status = CMD_FINISHED;
- exit = DRIVER_SENSE | SUGGEST_ABORT;
- break;
- case SUGGEST_RETRY:
-#ifdef DEBUG
- printk("SENSE SUGGEST RETRY - status = MAYREDO\n");
-#endif
- status = MAYREDO;
- exit = DRIVER_SENSE | SUGGEST_RETRY;
- break;
- case SUGGEST_ABORT:
-#ifdef DEBUG
- printk("SENSE SUGGEST ABORT - status = CMD_FINISHED");
-#endif
- status = CMD_FINISHED;
- exit = DRIVER_SENSE | SUGGEST_ABORT;
- break;
- default:
- printk("Internal error %s %d \n", __FILE__,
- __LINE__);
- }
- }
- /* end WAS_SENSE */
- else {
-#ifdef DEBUG
- printk("COMMAND COMPLETE message returned, "
- "status = CMD_FINISHED. \n");
-#endif
- exit = DRIVER_OK;
- status = CMD_FINISHED;
- }
- break;
-
- case CHECK_CONDITION:
- case COMMAND_TERMINATED:
- switch (check_sense(SCpnt)) {
- case 0:
- update_timeout(SCpnt, oldto);
- status = REDO;
- break;
- case SUGGEST_REMAP:
- status = CMD_FINISHED;
- exit = DRIVER_SENSE | SUGGEST_ABORT;
- break;
- case SUGGEST_RETRY:
- status = MAYREDO;
- exit = DRIVER_SENSE | SUGGEST_RETRY;
- break;
- case SUGGEST_ABORT:
- status = CMD_FINISHED;
- exit = DRIVER_SENSE | SUGGEST_ABORT;
- break;
- case SUGGEST_SENSE:
- scsi_request_sense(SCpnt);
- status = PENDING;
- break;
- }
- break;
-
- case CONDITION_GOOD:
- case INTERMEDIATE_GOOD:
- case INTERMEDIATE_C_GOOD:
- break;
-
- case BUSY:
- case QUEUE_FULL:
- update_timeout(SCpnt, oldto);
- status = REDO;
- break;
-
- case RESERVATION_CONFLICT:
- printk("scsi%d, channel %d : RESERVATION CONFLICT performing"
- " reset.\n", SCpnt->host->host_no, SCpnt->channel);
- scsi_reset(SCpnt, SCSI_RESET_SYNCHRONOUS);
- status = REDO;
- break;
- default:
- printk("Internal error %s %d \n"
- "status byte = %d \n", __FILE__,
- __LINE__, status_byte(result));
-
- }
- break;
- default:
- panic("scsi: unsupported message byte %d received\n",
- msg_byte(result));
- }
- break;
- case DID_TIME_OUT:
-#ifdef DEBUG
- printk("Host returned DID_TIME_OUT - ");
-#endif
-
- if (SCpnt->flags & WAS_TIMEDOUT) {
-#ifdef DEBUG
- printk("Aborting\n");
-#endif
- /*
- Allow TEST_UNIT_READY and INQUIRY commands to timeout early
- without causing resets. All other commands should be retried.
- */
- if (SCpnt->cmnd[0] != TEST_UNIT_READY &&
- SCpnt->cmnd[0] != INQUIRY)
- status = MAYREDO;
- exit = (DRIVER_TIMEOUT | SUGGEST_ABORT);
- } else {
-#ifdef DEBUG
- printk("Retrying.\n");
-#endif
- SCpnt->flags |= WAS_TIMEDOUT;
- SCpnt->internal_timeout &= ~IN_ABORT;
- status = REDO;
- }
- break;
- case DID_BUS_BUSY:
- case DID_PARITY:
- status = REDO;
- break;
- case DID_NO_CONNECT:
-#ifdef DEBUG
- printk("Couldn't connect.\n");
-#endif
- exit = (DRIVER_HARD | SUGGEST_ABORT);
- break;
- case DID_ERROR:
- status = MAYREDO;
- exit = (DRIVER_HARD | SUGGEST_ABORT);
- break;
- case DID_BAD_TARGET:
- case DID_ABORT:
- exit = (DRIVER_INVALID | SUGGEST_ABORT);
- break;
- case DID_RESET:
- if (SCpnt->flags & IS_RESETTING) {
- SCpnt->flags &= ~IS_RESETTING;
- status = REDO;
- break;
- }
- if (msg_byte(result) == GOOD &&
- status_byte(result) == CHECK_CONDITION) {
- switch (check_sense(SCpnt)) {
- case 0:
- update_timeout(SCpnt, oldto);
- status = REDO;
- break;
- case SUGGEST_REMAP:
- case SUGGEST_RETRY:
- status = MAYREDO;
- exit = DRIVER_SENSE | SUGGEST_RETRY;
- break;
- case SUGGEST_ABORT:
- status = CMD_FINISHED;
- exit = DRIVER_SENSE | SUGGEST_ABORT;
- break;
- case SUGGEST_SENSE:
- scsi_request_sense(SCpnt);
- status = PENDING;
- break;
- }
- } else {
- status = REDO;
- exit = SUGGEST_RETRY;
- }
- break;
- default:
- exit = (DRIVER_ERROR | SUGGEST_DIE);
- }
-
- switch (status) {
- case CMD_FINISHED:
- case PENDING:
- break;
- case MAYREDO:
-#ifdef DEBUG
- printk("In MAYREDO, allowing %d retries, have %d\n",
- SCpnt->allowed, SCpnt->retries);
-#endif
- if ((++SCpnt->retries) < SCpnt->allowed) {
- if ((SCpnt->retries >= (SCpnt->allowed >> 1))
- && !(SCpnt->host->resetting && time_before(jiffies, SCpnt->host->last_reset + MIN_RESET_PERIOD))
- && !(SCpnt->flags & WAS_RESET)) {
- printk("scsi%d channel %d : resetting for second half of retries.\n",
- SCpnt->host->host_no, SCpnt->channel);
- scsi_reset(SCpnt, SCSI_RESET_SYNCHRONOUS);
- /* fall through to REDO */
- }
- } else {
- status = CMD_FINISHED;
- break;
- }
- /* fall through to REDO */
-
- case REDO:
-
- if (SCpnt->flags & WAS_SENSE)
- scsi_request_sense(SCpnt);
- else {
- memcpy((void *) SCpnt->cmnd,
- (void *) SCpnt->data_cmnd,
- sizeof(SCpnt->data_cmnd));
- memset((void *) SCpnt->sense_buffer, 0,
- sizeof(SCpnt->sense_buffer));
- SCpnt->request_buffer = SCpnt->buffer;
- SCpnt->request_bufflen = SCpnt->bufflen;
- SCpnt->use_sg = SCpnt->old_use_sg;
- SCpnt->cmd_len = SCpnt->old_cmd_len;
- SCpnt->sc_data_direction = SCpnt->sc_old_data_direction;
- SCpnt->underflow = SCpnt->old_underflow;
- SCpnt->result = 0;
- /*
- * Ugly, ugly. The newer interfaces all
- * assume that the lock isn't held. Mustn't
- * disappoint, or we deadlock the system.
- */
- spin_unlock_irq(&host->host_lock);
- scsi_dispatch_cmd(SCpnt);
- spin_lock_irq(&host->host_lock);
- }
- break;
- default:
- INTERNAL_ERROR;
- }
-
- if (status == CMD_FINISHED) {
- Scsi_Request *SRpnt;
-#ifdef DEBUG
- printk("Calling done function - at address %p\n", SCpnt->done);
-#endif
- host->host_busy--; /* Indicate that we are free */
- device->device_busy--; /* Decrement device usage counter. */
-
- SCpnt->result = result | ((exit & 0xff) << 24);
- SCpnt->use_sg = SCpnt->old_use_sg;
- SCpnt->cmd_len = SCpnt->old_cmd_len;
- SCpnt->sc_data_direction = SCpnt->sc_old_data_direction;
- SCpnt->underflow = SCpnt->old_underflow;
- /*
- * The upper layers assume the lock isn't held. We mustn't
- * disappoint them. When the new error handling code is in
- * use, the upper code is run from a bottom half handler, so
- * it isn't an issue.
- */
- spin_unlock_irq(&host->host_lock);
- SRpnt = SCpnt->sc_request;
- if( SRpnt != NULL ) {
- SRpnt->sr_result = SRpnt->sr_command->result;
- if( SRpnt->sr_result != 0 ) {
- memcpy(SRpnt->sr_sense_buffer,
- SRpnt->sr_command->sense_buffer,
- sizeof(SRpnt->sr_sense_buffer));
- }
- }
-
- SCpnt->done(SCpnt);
- spin_lock_irq(&host->host_lock);
- }
-#undef CMD_FINISHED
-#undef REDO
-#undef MAYREDO
-#undef PENDING
-}
-
-/*
- * The scsi_abort function interfaces with the abort() function of the host
- * we are aborting, and causes the current command to not complete. The
- * caller should deal with any error messages or status returned on the
- * next call.
- *
- * This will not be called reentrantly for a given host.
- */
-
-/*
- * Since we're nice guys and specified that abort() and reset()
- * can be non-reentrant. The internal_timeout flags are used for
- * this.
- */
-
-
-static int scsi_abort(Scsi_Cmnd * SCpnt, int why)
-{
- int oldto;
- struct Scsi_Host *host = SCpnt->host;
-
- while (1) {
-
- /*
- * Protect against races here. If the command is done, or we are
- * on a different command forget it.
- */
- if (SCpnt->serial_number != SCpnt->serial_number_at_timeout) {
- return 0;
- }
- if (SCpnt->internal_timeout & IN_ABORT) {
- spin_unlock_irq(&host->host_lock);
- while (SCpnt->internal_timeout & IN_ABORT)
- barrier();
- spin_lock_irq(&host->host_lock);
- } else {
- SCpnt->internal_timeout |= IN_ABORT;
- oldto = update_timeout(SCpnt, ABORT_TIMEOUT);
-
- if ((SCpnt->flags & IS_RESETTING) && SCpnt->device->soft_reset) {
- /* OK, this command must have died when we did the
- * reset. The device itself must have lied.
- */
- printk("Stale command on %d %d:%d appears to have died when"
- " the bus was reset\n",
- SCpnt->channel, SCpnt->target, SCpnt->lun);
- }
- if (!host->host_busy) {
- SCpnt->internal_timeout &= ~IN_ABORT;
- update_timeout(SCpnt, oldto);
- return 0;
- }
- printk("scsi : aborting command due to timeout : pid %lu, scsi%d,"
- " channel %d, id %d, lun %d ",
- SCpnt->pid, SCpnt->host->host_no, (int) SCpnt->channel,
- (int) SCpnt->target, (int) SCpnt->lun);
- print_command(SCpnt->cmnd);
- if (SCpnt->serial_number != SCpnt->serial_number_at_timeout)
- return 0;
- SCpnt->abort_reason = why;
- switch (host->hostt->abort(SCpnt)) {
- /* We do not know how to abort. Try waiting another
- * time increment and see if this helps. Set the
- * WAS_TIMEDOUT flag set so we do not try this twice
- */
- case SCSI_ABORT_BUSY: /* Tough call - returning 1 from
- * this is too severe
- */
- case SCSI_ABORT_SNOOZE:
- if (why == DID_TIME_OUT) {
- SCpnt->internal_timeout &= ~IN_ABORT;
- if (SCpnt->flags & WAS_TIMEDOUT) {
- return 1; /* Indicate we cannot handle this.
- * We drop down into the reset handler
- * and try again
- */
- } else {
- SCpnt->flags |= WAS_TIMEDOUT;
- oldto = SCpnt->timeout_per_command;
- update_timeout(SCpnt, oldto);
- }
- }
- return 0;
- case SCSI_ABORT_PENDING:
- if (why != DID_TIME_OUT) {
- update_timeout(SCpnt, oldto);
- }
- return 0;
- case SCSI_ABORT_SUCCESS:
- /* We should have already aborted this one. No
- * need to adjust timeout
- */
- SCpnt->internal_timeout &= ~IN_ABORT;
- return 0;
- case SCSI_ABORT_NOT_RUNNING:
- SCpnt->internal_timeout &= ~IN_ABORT;
- update_timeout(SCpnt, 0);
- return 0;
- case SCSI_ABORT_ERROR:
- default:
- SCpnt->internal_timeout &= ~IN_ABORT;
- return 1;
- }
- }
- }
-}
-
-
-/* Mark a single SCSI Device as having been reset. */
-
-static inline void scsi_mark_device_reset(Scsi_Device * Device)
-{
- Device->was_reset = 1;
- Device->expecting_cc_ua = 1;
-}
-
-
-/* Mark all SCSI Devices on a specific Host as having been reset. */
-
-void scsi_mark_host_reset(struct Scsi_Host *Host)
-{
- Scsi_Cmnd *SCpnt;
- Scsi_Device *SDpnt;
-
- for (SDpnt = Host->host_queue; SDpnt; SDpnt = SDpnt->next) {
- for (SCpnt = SDpnt->device_queue; SCpnt; SCpnt = SCpnt->next)
- scsi_mark_device_reset(SCpnt->device);
- }
-}
-
-
-/* Mark all SCSI Devices on a specific Host Bus as having been reset. */
-
-static void scsi_mark_bus_reset(struct Scsi_Host *Host, int channel)
-{
- Scsi_Cmnd *SCpnt;
- Scsi_Device *SDpnt;
-
- for (SDpnt = Host->host_queue; SDpnt; SDpnt = SDpnt->next) {
- for (SCpnt = SDpnt->device_queue; SCpnt; SCpnt = SCpnt->next)
- if (SCpnt->channel == channel)
- scsi_mark_device_reset(SCpnt->device);
- }
-}
-
-
-static int scsi_reset(Scsi_Cmnd * SCpnt, unsigned int reset_flags)
-{
- int temp;
- Scsi_Cmnd *SCpnt1;
- Scsi_Device *SDpnt;
- struct Scsi_Host *host = SCpnt->host;
-
- printk("SCSI bus is being reset for host %d channel %d.\n",
- host->host_no, SCpnt->channel);
-
-#if 0
- /*
- * First of all, we need to make a recommendation to the low-level
- * driver as to whether a BUS_DEVICE_RESET should be performed,
- * or whether we should do a full BUS_RESET. There is no simple
- * algorithm here - we basically use a series of heuristics
- * to determine what we should do.
- */
- SCpnt->host->suggest_bus_reset = FALSE;
-
- /*
- * First see if all of the active devices on the bus have
- * been jammed up so that we are attempting resets. If so,
- * then suggest a bus reset. Forcing a bus reset could
- * result in some race conditions, but no more than
- * you would usually get with timeouts. We will cross
- * that bridge when we come to it.
- *
- * This is actually a pretty bad idea, since a sequence of
- * commands will often timeout together and this will cause a
- * Bus Device Reset followed immediately by a SCSI Bus Reset.
- * If all of the active devices really are jammed up, the
- * Bus Device Reset will quickly timeout and scsi_times_out
- * will follow up with a SCSI Bus Reset anyway.
- */
- SCpnt1 = host->host_queue;
- while (SCpnt1) {
- if (SCpnt1->request.rq_status != RQ_INACTIVE
- && (SCpnt1->flags & (WAS_RESET | IS_RESETTING)) == 0)
- break;
- SCpnt1 = SCpnt1->next;
- }
- if (SCpnt1 == NULL) {
- reset_flags |= SCSI_RESET_SUGGEST_BUS_RESET;
- }
- /*
- * If the code that called us is suggesting a hard reset, then
- * definitely request it. This usually occurs because a
- * BUS_DEVICE_RESET times out.
- *
- * Passing reset_flags along takes care of this automatically.
- */
- if (reset_flags & SCSI_RESET_SUGGEST_BUS_RESET) {
- SCpnt->host->suggest_bus_reset = TRUE;
- }
-#endif
-
- while (1) {
-
- /*
- * Protect against races here. If the command is done, or we are
- * on a different command forget it.
- */
- if (reset_flags & SCSI_RESET_ASYNCHRONOUS)
- if (SCpnt->serial_number != SCpnt->serial_number_at_timeout) {
- return 0;
- }
- if (SCpnt->internal_timeout & IN_RESET) {
- spin_unlock_irq(&host->host_lock);
- while (SCpnt->internal_timeout & IN_RESET)
- barrier();
- spin_lock_irq(&host->host_lock);
- } else {
- SCpnt->internal_timeout |= IN_RESET;
- update_timeout(SCpnt, RESET_TIMEOUT);
-
- if (reset_flags & SCSI_RESET_SYNCHRONOUS)
- SCpnt->flags |= SYNC_RESET;
- if (host->host_busy) {
- for (SDpnt = host->host_queue; SDpnt; SDpnt = SDpnt->next) {
- SCpnt1 = SDpnt->device_queue;
- while (SCpnt1) {
- if (SCpnt1->request.rq_status != RQ_INACTIVE) {
-#if 0
- if (!(SCpnt1->flags & IS_RESETTING) &&
- !(SCpnt1->internal_timeout & IN_ABORT))
- scsi_abort(SCpnt1, DID_RESET);
-#endif
- SCpnt1->flags |= (WAS_RESET | IS_RESETTING);
- }
- SCpnt1 = SCpnt1->next;
- }
- }
-
- host->last_reset = jiffies;
- host->resetting = 1;
- /*
- * I suppose that the host reset callback will not play
- * with the resetting field. We have just set the resetting
- * flag here. -arca
- */
- temp = host->hostt->reset(SCpnt, reset_flags);
- /*
- This test allows the driver to introduce an additional bus
- settle time delay by setting last_reset up to 20 seconds in
- the future. In the normal case where the driver does not
- modify last_reset, it must be assumed that the actual bus
- reset occurred immediately prior to the return to this code,
- and so last_reset must be updated to the current time, so
- that the delay in internal_cmnd will guarantee at least a
- MIN_RESET_DELAY bus settle time.
- */
- if (host->last_reset - jiffies > 20UL * HZ)
- host->last_reset = jiffies;
- } else {
- host->host_busy++;
- host->last_reset = jiffies;
- host->resetting = 1;
- SCpnt->flags |= (WAS_RESET | IS_RESETTING);
- /*
- * I suppose that the host reset callback will not play
- * with the resetting field. We have just set the resetting
- * flag here. -arca
- */
- temp = host->hostt->reset(SCpnt, reset_flags);
- if (time_before(host->last_reset, jiffies) ||
- (time_after(host->last_reset, jiffies + 20 * HZ)))
- host->last_reset = jiffies;
- host->host_busy--;
- }
- if (reset_flags & SCSI_RESET_SYNCHRONOUS)
- SCpnt->flags &= ~SYNC_RESET;
-
-#ifdef DEBUG
- printk("scsi reset function returned %d\n", temp);
-#endif
-
- /*
- * Now figure out what we need to do, based upon
- * what the low level driver said that it did.
- * If the result is SCSI_RESET_SUCCESS, SCSI_RESET_PENDING,
- * or SCSI_RESET_WAKEUP, then the low level driver did a
- * bus device reset or bus reset, so we should go through
- * and mark one or all of the devices on that bus
- * as having been reset.
- */
- switch (temp & SCSI_RESET_ACTION) {
- case SCSI_RESET_SUCCESS:
- if (temp & SCSI_RESET_HOST_RESET)
- scsi_mark_host_reset(host);
- else if (temp & SCSI_RESET_BUS_RESET)
- scsi_mark_bus_reset(host, SCpnt->channel);
- else
- scsi_mark_device_reset(SCpnt->device);
- SCpnt->internal_timeout &= ~(IN_RESET | IN_RESET2 | IN_RESET3);
- return 0;
- case SCSI_RESET_PENDING:
- if (temp & SCSI_RESET_HOST_RESET)
- scsi_mark_host_reset(host);
- else if (temp & SCSI_RESET_BUS_RESET)
- scsi_mark_bus_reset(host, SCpnt->channel);
- else
- scsi_mark_device_reset(SCpnt->device);
- case SCSI_RESET_NOT_RUNNING:
- return 0;
- case SCSI_RESET_PUNT:
- SCpnt->internal_timeout &= ~(IN_RESET | IN_RESET2 | IN_RESET3);
- scsi_request_sense(SCpnt);
- return 0;
- case SCSI_RESET_WAKEUP:
- if (temp & SCSI_RESET_HOST_RESET)
- scsi_mark_host_reset(host);
- else if (temp & SCSI_RESET_BUS_RESET)
- scsi_mark_bus_reset(host, SCpnt->channel);
- else
- scsi_mark_device_reset(SCpnt->device);
- SCpnt->internal_timeout &= ~(IN_RESET | IN_RESET2 | IN_RESET3);
- scsi_request_sense(SCpnt);
- /*
- * If a bus reset was performed, we
- * need to wake up each and every command
- * that was active on the bus or if it was a HBA
- * reset all active commands on all channels
- */
- if (temp & SCSI_RESET_HOST_RESET) {
- for (SDpnt = host->host_queue; SDpnt; SDpnt = SDpnt->next) {
- SCpnt1 = SDpnt->device_queue;
- while (SCpnt1) {
- if (SCpnt1->request.rq_status != RQ_INACTIVE
- && SCpnt1 != SCpnt)
- scsi_request_sense(SCpnt1);
- SCpnt1 = SCpnt1->next;
- }
- }
- } else if (temp & SCSI_RESET_BUS_RESET) {
- for (SDpnt = host->host_queue; SDpnt; SDpnt = SDpnt->next) {
- SCpnt1 = SDpnt->device_queue;
- while (SCpnt1) {
- if (SCpnt1->request.rq_status != RQ_INACTIVE
- && SCpnt1 != SCpnt
- && SCpnt1->channel == SCpnt->channel)
- scsi_request_sense(SCpnt);
- SCpnt1 = SCpnt1->next;
- }
- }
- }
- return 0;
- case SCSI_RESET_SNOOZE:
- /* In this case, we set the timeout field to 0
- * so that this command does not time out any more,
- * and we return 1 so that we get a message on the
- * screen.
- */
- SCpnt->internal_timeout &= ~(IN_RESET | IN_RESET2 | IN_RESET3);
- update_timeout(SCpnt, 0);
- /* If you snooze, you lose... */
- case SCSI_RESET_ERROR:
- default:
- return 1;
- }
-
- return temp;
- }
- }
-}
-
-/*
- * The strategy is to cause the timer code to call scsi_times_out()
- * when the soonest timeout is pending.
- * The arguments are used when we are queueing a new command, because
- * we do not want to subtract the time used from this time, but when we
- * set the timer, we want to take this value into account.
- */
-
-int update_timeout(Scsi_Cmnd * SCset, int timeout)
-{
- int rtn;
-
- /*
- * We are using the new error handling code to actually register/deregister
- * timers for timeout.
- */
-
- if (!timer_pending(&SCset->eh_timeout)) {
- rtn = 0;
- } else {
- rtn = SCset->eh_timeout.expires - jiffies;
- }
-
- if (timeout == 0) {
- scsi_delete_timer(SCset);
- } else {
- scsi_add_timer(SCset, timeout, scsi_old_times_out);
- }
-
- return rtn;
-}
-
-
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only. This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-indent-level: 4
- * c-brace-imaginary-offset: 0
- * c-brace-offset: -4
- * c-argdecl-indent: 4
- * c-label-offset: -4
- * c-continued-statement-offset: 4
- * c-continued-brace-offset: 0
- * indent-tabs-mode: nil
- * tab-width: 8
- * End:
- */
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/scsi_obsolete.h linux/drivers/scsi/scsi_obsolete.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/scsi_obsolete.h Sat Sep 4 19:48:46 1999
+++ linux/drivers/scsi/scsi_obsolete.h Thu Jan 1 01:00:00 1970
@@ -1,106 +0,0 @@
-/*
- * scsi_obsolete.h Copyright (C) 1997 Eric Youngdale
- *
- */
-
-#ifndef _SCSI_OBSOLETE_H
-#define _SCSI_OBSOLETE_H
-
-/*
- * These are the return codes for the abort and reset functions. The mid-level
- * code uses these to decide what to do next. Each of the low level abort
- * and reset functions must correctly indicate what it has done.
- * The descriptions are written from the point of view of the mid-level code,
- * so that the return code is telling the mid-level drivers exactly what
- * the low level driver has already done, and what remains to be done.
- */
-
-/* We did not do anything.
- * Wait some more for this command to complete, and if this does not work,
- * try something more serious. */
-#define SCSI_ABORT_SNOOZE 0
-
-/* This means that we were able to abort the command. We have already
- * called the mid-level done function, and do not expect an interrupt that
- * will lead to another call to the mid-level done function for this command */
-#define SCSI_ABORT_SUCCESS 1
-
-/* We called for an abort of this command, and we should get an interrupt
- * when this succeeds. Thus we should not restore the timer for this
- * command in the mid-level abort function. */
-#define SCSI_ABORT_PENDING 2
-
-/* Unable to abort - command is currently on the bus. Grin and bear it. */
-#define SCSI_ABORT_BUSY 3
-
-/* The command is not active in the low level code. Command probably
- * finished. */
-#define SCSI_ABORT_NOT_RUNNING 4
-
-/* Something went wrong. The low level driver will indicate the correct
- * error condition when it calls scsi_done, so the mid-level abort function
- * can simply wait until this comes through */
-#define SCSI_ABORT_ERROR 5
-
-/* We do not know how to reset the bus, or we do not want to. Bummer.
- * Anyway, just wait a little more for the command in question, and hope that
- * it eventually finishes. If it never finishes, the SCSI device could
- * hang, so use this with caution. */
-#define SCSI_RESET_SNOOZE 0
-
-/* We do not know how to reset the bus, or we do not want to. Bummer.
- * We have given up on this ever completing. The mid-level code will
- * request sense information to decide how to proceed from here. */
-#define SCSI_RESET_PUNT 1
-
-/* This means that we were able to reset the bus. We have restarted all of
- * the commands that should be restarted, and we should be able to continue
- * on normally from here. We do not expect any interrupts that will return
- * DID_RESET to any of the other commands in the host_queue, and the mid-level
- * code does not need to do anything special to keep the commands alive.
- * If a hard reset was performed then all outstanding commands on the
- * bus have been restarted. */
-#define SCSI_RESET_SUCCESS 2
-
-/* We called for a reset of this bus, and we should get an interrupt
- * when this succeeds. Each command should get its own status
- * passed up to scsi_done, but this has not happened yet.
- * If a hard reset was performed, then we expect an interrupt
- * for *each* of the outstanding commands that will have the
- * effect of restarting the commands.
- */
-#define SCSI_RESET_PENDING 3
-
-/* We did a reset, but do not expect an interrupt to signal DID_RESET.
- * This tells the upper level code to request the sense info, and this
- * should keep the command alive. */
-#define SCSI_RESET_WAKEUP 4
-
-/* The command is not active in the low level code. Command probably
- finished. */
-#define SCSI_RESET_NOT_RUNNING 5
-
-/* Something went wrong, and we do not know how to fix it. */
-#define SCSI_RESET_ERROR 6
-
-#define SCSI_RESET_SYNCHRONOUS 0x01
-#define SCSI_RESET_ASYNCHRONOUS 0x02
-#define SCSI_RESET_SUGGEST_BUS_RESET 0x04
-#define SCSI_RESET_SUGGEST_HOST_RESET 0x08
-/*
- * This is a bitmask that is ored with one of the above codes.
- * It tells the mid-level code that we did a hard reset.
- */
-#define SCSI_RESET_BUS_RESET 0x100
-/*
- * This is a bitmask that is ored with one of the above codes.
- * It tells the mid-level code that we did a host adapter reset.
- */
-#define SCSI_RESET_HOST_RESET 0x200
-/*
- * Used to mask off bits and to obtain the basic action that was
- * performed.
- */
-#define SCSI_RESET_ACTION 0xff
-
-#endif /* SCSI_OBSOLETE_H */
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/scsi_syms.c linux/drivers/scsi/scsi_syms.c
--- ../master/linux-2.5.1-pre2/drivers/scsi/scsi_syms.c Tue Jul 3 00:27:56 2001
+++ linux/drivers/scsi/scsi_syms.c Wed Nov 28 13:39:16 2001
@@ -54,7 +54,6 @@
EXPORT_SYMBOL(scsi_release_command);
EXPORT_SYMBOL(print_Scsi_Cmnd);
EXPORT_SYMBOL(scsi_block_when_processing_errors);
-EXPORT_SYMBOL(scsi_mark_host_reset);
EXPORT_SYMBOL(scsi_ioctl_send_command);
#if defined(CONFIG_SCSI_LOGGING) /* { */
EXPORT_SYMBOL(scsi_logging_level);
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/sim710.h linux/drivers/scsi/sim710.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/sim710.h Fri Jul 20 06:07:45 2001
+++ linux/drivers/scsi/sim710.h Wed Nov 28 13:25:18 2001
@@ -38,7 +38,6 @@
sg_tablesize: 128, \
cmd_per_lun: 1, \
use_clustering: DISABLE_CLUSTERING, \
- use_new_eh_code: 1}
#ifndef HOSTS_C
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/sym53c8xx_2/sym53c8xx.h linux/drivers/scsi/sym53c8xx_2/sym53c8xx.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/sym53c8xx_2/sym53c8xx.h Wed Nov 28 13:20:39 2001
+++ linux/drivers/scsi/sym53c8xx_2/sym53c8xx.h Wed Nov 28 13:36:10 2001
@@ -109,7 +109,6 @@
release: sym53c8xx_release, \
info: sym53c8xx_info, \
queuecommand: sym53c8xx_queue_command, \
- use_new_eh_code: 1, \
eh_abort_handler: sym53c8xx_eh_abort_handler, \
eh_device_reset_handler:sym53c8xx_eh_device_reset_handler, \
eh_bus_reset_handler: sym53c8xx_eh_bus_reset_handler, \
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/u14-34f.h linux/drivers/scsi/u14-34f.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/u14-34f.h Sun May 20 02:43:06 2001
+++ linux/drivers/scsi/u14-34f.h Wed Nov 28 13:25:12 2001
@@ -30,7 +30,6 @@
this_id: 7, \
unchecked_isa_dma: 1, \
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 1 /* Enable new error code */ \
}
#endif
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/scsi/wd7000.h linux/drivers/scsi/wd7000.h
--- ../master/linux-2.5.1-pre2/drivers/scsi/wd7000.h Fri Jul 20 06:08:46 2001
+++ linux/drivers/scsi/wd7000.h Wed Nov 28 13:25:04 2001
@@ -57,6 +57,5 @@
cmd_per_lun: 1, \
unchecked_isa_dma: 1, \
use_clustering: ENABLE_CLUSTERING, \
- use_new_eh_code: 0 \
}
#endif
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/usb/hpusbscsi.h linux/drivers/usb/hpusbscsi.h
--- ../master/linux-2.5.1-pre2/drivers/usb/hpusbscsi.h Fri Oct 5 21:04:51 2001
+++ linux/drivers/usb/hpusbscsi.h Wed Nov 28 13:33:51 2001
@@ -73,7 +73,6 @@
present: 0,
unchecked_isa_dma: FALSE,
use_clustering: TRUE,
- use_new_eh_code: TRUE,
emulated: TRUE
};
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/usb/microtek.c linux/drivers/usb/microtek.c
--- ../master/linux-2.5.1-pre2/drivers/usb/microtek.c Fri Oct 5 21:04:51 2001
+++ linux/drivers/usb/microtek.c Wed Nov 28 13:33:37 2001
@@ -760,7 +760,6 @@
present: 0,
unchecked_isa_dma: FALSE,
use_clustering: TRUE,
- use_new_eh_code: TRUE,
emulated: TRUE
};
diff -uNr -Xdontdiff ../master/linux-2.5.1-pre2/drivers/usb/storage/scsiglue.c linux/drivers/usb/storage/scsiglue.c
--- ../master/linux-2.5.1-pre2/drivers/usb/storage/scsiglue.c Sun Nov 11 19:01:32 2001
+++ linux/drivers/usb/storage/scsiglue.c Wed Nov 28 13:33:57 2001
@@ -388,7 +388,6 @@
present: 0,
unchecked_isa_dma: FALSE,
use_clustering: TRUE,
- use_new_eh_code: TRUE,
emulated: TRUE
};
-
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This archive was generated by hypermail 2b29 : Fri Nov 30 2001 - 21:00:30 EST