Re: 2.5.48 and SCSI ? (devfs problem!!!)

From: Patrick Mansfield (patmans@us.ibm.com)
Date: Tue Nov 19 2002 - 00:17:30 EST


On Mon, Nov 18, 2002 at 10:49:22PM +0100, Gregoire Favre wrote:
> On Mon, Nov 18, 2002 at 11:33:58PM +0200, Kai Makisara wrote:
> > I had the same problem with sym53c8xxx_2 when devfs was configured into
> > the kernel (but not mounted). Then I made a kernel with devfs disabled and
> > now this boots (and seems to work).
>
> Hello,
>
> well, I "need" devfs and it is mounted... I really don't want to create
> all the devices I use... At least now I know where does the prolem come
> from ;-)
>
> Thank you very much,
>
> Grégoire

Here's a patch you can try out, I already posted this to linux-scsi
as a fix for /proc/scsi not showing up, I'll make sure James or
someone pushes it to Linus' tree. I don't use devfs.

This is against linus bk but should apply fine against 2.5.48.

-- Patrick Mansfield

===== scsi.c 1.67 vs edited =====
--- 1.67/drivers/scsi/scsi.c Mon Nov 18 08:42:42 2002
+++ edited/scsi.c Mon Nov 18 16:14:23 2002
@@ -2225,6 +2225,8 @@
                         printk(KERN_ERR "SCSI: can't init sg mempool %s\n", sgp->name);
         }
 
+ scsi_init_procfs();
+ scsi_devfs_handle = devfs_mk_dir(NULL, "scsi", NULL);
         scsi_host_init();
         scsi_dev_info_list_init(scsi_dev_flags);
         bus_register(&scsi_driverfs_bus_type);
@@ -2236,9 +2238,10 @@
 {
         int i;
 
+ bus_unregister(&scsi_driverfs_bus_type);
+ scsi_dev_info_list_delete();
         devfs_unregister(scsi_devfs_handle);
         scsi_exit_procfs();
- scsi_dev_info_list_delete();
 
         for (i = 0; i < SG_MEMPOOL_NR; i++) {
                 struct scsi_host_sg_pool *sgp = scsi_sg_pools + i;
-
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