Hi!
This should make swsusp work. [Don't apply, dirty hacks ahead].
Pavel
--- clean/arch/i386/kernel/acpi.c 2002-09-22 23:46:52.000000000 +0200
+++ linux-swsusp/arch/i386/kernel/acpi.c 2002-11-17 12:52:00.000000000 +0100
@@ -555,7 +555,8 @@
*/
void __init acpi_reserve_bootmem(void)
{
- acpi_wakeup_address = (unsigned long)alloc_bootmem_low(PAGE_SIZE);
+ acpi_wakeup_address = (unsigned long)alloc_bootmem_low(10*PAGE_SIZE);
+ /* FIXME: have to check wakeup code is not > PAGE_SIZE! */
printk(KERN_DEBUG "ACPI: have wakeup address 0x%8.8lx\n", acpi_wakeup_address);
}
--- clean/arch/i386/kernel/acpi_wakeup.S 2002-11-19 16:45:58.000000000 +0100
+++ linux-swsusp/arch/i386/kernel/acpi_wakeup.S 2002-11-19 16:17:58.000000000 +0100
@@ -1,11 +1,16 @@
-
.text
#include <linux/linkage.h>
#include <asm/segment.h>
+#include <asm/page.h>
-# Do we need to deal with A20?
+#
+# wakeup_code runs in real mode, and at unknown address (determined at run-time).
+# Therefore it must only use relative jumps/calls.
+#
+# Do we need to deal with A20? It seems okay
ALIGN
+ .align 4096
wakeup_start:
wakeup_code:
wakeup_code_start = .
@@ -14,49 +19,81 @@
movw $0xb800, %ax
movw %ax,%fs
movw $0x0e00 + 'L', %fs:(0x10)
+
cli
cld
-
- # setup data segment
- movw %cs, %ax
- addw $(wakeup_data - wakeup_code) >> 4, %ax
- movw %ax, %ds
- movw %ax, %ss
- mov $(wakeup_stack - wakeup_data), %sp # Private stack is needed for ASUS board
+# We are now probably running at something like 0x0000 : 0x1000
+ call here
+here:
+ pop %bx
+ subw $(here-wakeup_start), %bx
+ shrw $4, %bx
+
+ # setup data segment
+ movw %cs, %ax
+ addw %bx, %ax
+ movw %ax, %ds # Make ds:0 point to wakeup_start
+ movw %ax, %ss
+ mov $(wakeup_stack-wakeup_code), %sp # Private stack is needed for ASUS board
movw $0x0e00 + 'S', %fs:(0x12)
- movl real_magic - wakeup_data, %eax
+ pushl $0 # Kill any dangerous flags
+ popfl
+ cli
+ cld
+
+ movl real_magic-wakeup_code, %eax
cmpl $0x12345678, %eax
jne bogus_real_magic
-
- mov video_mode - wakeup_data, %ax
+#if 0
+ lcall $0xc000,$3
+ jmp bogus_real_magic
+#endif
+#if 0
+ mov video_mode, %ax
call mode_set
+#endif
# set up page table
- movl (real_save_cr3 - wakeup_data), %eax
+# movl real_save_cr3-wakeup_code, %eax
+ movl $swapper_pg_dir-__PAGE_OFFSET,%eax # This should work but does not :-( Crashes with "Li"
+ # Normally it crashes with "Lin". Ouch,.
movl %eax, %cr3
# make sure %cr4 is set correctly (features, etc)
- movl (real_save_cr4 - wakeup_data), %eax
+ movl real_save_cr4-wakeup_code, %eax
movl %eax, %cr4
movw $0xb800, %ax
movw %ax,%fs
movw $0x0e00 + 'i', %fs:(0x12)
-
+
# need a gdt
- lgdt real_save_gdt - wakeup_data
+ lgdt real_save_gdt-wakeup_code
- movl (real_save_cr0 - wakeup_data), %eax
+ movl real_save_cr0-wakeup_code, %eax
+# andl $0x7fffffff,%eax
movl %eax, %cr0
+ jmp 1f
+1:
movw $0x0e00 + 'n', %fs:(0x14)
- movl real_magic - wakeup_data, %eax
+ movl real_magic-wakeup_code, %eax
cmpl $0x12345678, %eax
jne bogus_real_magic
ljmpl $__KERNEL_CS,$wakeup_pmode_return
+wakeup_data:
+ .word 0
+real_save_gdt: .word 0
+ .long 0
+real_save_cr0: .long 0
+real_save_cr3: .long 0
+real_save_cr4: .long 0
+real_magic: .long 0
+video_mode: .long 0
+
bogus_real_magic:
movw $0x0e00 + 'B', %fs:(0x12)
jmp bogus_real_magic
@@ -129,22 +166,16 @@
.code32
ALIGN
-.org 0x300
-wakeup_data:
- .word 0
-real_save_gdt: .word 0
- .long 0
-real_save_cr0: .long 0
-real_save_cr3: .long 0
-real_save_cr4: .long 0
-real_magic: .long 0
-video_mode: .long 0
-.org 0x500
+.org 0x2000
wakeup_stack:
+.org 0x3000
wakeup_end:
+.org 0x4000
wakeup_pmode_return:
+ # It crashes *just* before here :-(
+
movl $__KERNEL_DS, %eax
movl %eax, %ds
movw $0x0e00 + 'u', %ds:(0xb8016)
@@ -205,6 +236,9 @@
movw $0x0e00 + '2', %ds:(0xb8018)
jmp bogus_magic2
+.org 0x123456
+eat_some_memory:
+ .long 0
##
# acpi_copy_wakeup_routine
@@ -228,7 +262,7 @@
movl %eax, %edi
leal wakeup_start, %esi
- movl $(wakeup_end - wakeup_start) >> 2, %ecx
+ movl $(wakeup_end - wakeup_start + 3) >> 2, %ecx
rep ; movsl
@@ -290,8 +324,8 @@
ret
.p2align 4,,7
.L1432:
- movl $104,%eax
- movw %eax, %ds
+ movl $__KERNEL_DS,%eax
+ movw %ax, %ds
movl saved_context_esp, %esp
movl saved_context_ebp, %ebp
movl saved_context_eax, %eax
@@ -310,5 +344,4 @@
saved_idt: .long 0,0
saved_ldt: .long 0
saved_tss: .long 0
-saved_cr0: .long 0
--- clean/arch/i386/kernel/traps.c 2002-11-19 16:45:58.000000000 +0100
+++ linux-swsusp/arch/i386/kernel/traps.c 2002-11-19 15:38:07.000000000 +0100
@@ -211,6 +211,7 @@
ss = regs->xss & 0xffff;
}
print_modules();
+ mdelay(1000);
printk("CPU: %d\nEIP: %04x:[<%08lx>] %s\nEFLAGS: %08lx\n",
smp_processor_id(), 0xffff & regs->xcs, regs->eip, print_tainted(), regs->eflags);
@@ -223,6 +224,7 @@
regs->xds & 0xffff, regs->xes & 0xffff, ss);
printk("Process %s (pid: %d, threadinfo=%p task=%p)",
current->comm, current->pid, current_thread_info(), current);
+ mdelay(4000);
/*
* When in-kernel, we also print out the stack and code at the
* time of the fault..
--- clean/arch/i386/mm/init.c 2002-11-19 16:45:26.000000000 +0100
+++ linux-swsusp/arch/i386/mm/init.c 2002-11-17 23:09:28.000000000 +0100
@@ -488,7 +488,7 @@
* the WP-bit has been tested.
*/
#ifndef CONFIG_SMP
- zap_low_mappings();
+// zap_low_mappings();
#endif
}
--- clean/drivers/ide/ide-disk.c 2002-11-19 16:45:32.000000000 +0100
+++ linux-swsusp/drivers/ide/ide-disk.c 2002-11-12 22:23:02.000000000 +0100
@@ -1412,24 +1412,6 @@
return call_idedisk_standby(drive, 0);
}
-static int call_idedisk_suspend (ide_drive_t *drive, int arg)
-{
- ide_task_t args;
- u8 suspend = (arg) ? WIN_SLEEPNOW2 : WIN_SLEEPNOW1;
- memset(&args, 0, sizeof(ide_task_t));
- args.tfRegister[IDE_COMMAND_OFFSET] = suspend;
- args.command_type = ide_cmd_type_parser(&args);
- return ide_raw_taskfile(drive, &args, NULL);
-}
-
-static int do_idedisk_suspend (ide_drive_t *drive)
-{
- if (drive->suspend_reset)
- return 1;
-
- return call_idedisk_suspend(drive, 0);
-}
-
#if 0
static int call_idedisk_checkpower (ide_drive_t *drive, int arg)
{
@@ -1456,13 +1438,6 @@
}
#endif
-static int do_idedisk_resume (ide_drive_t *drive)
-{
- if (!drive->suspend_reset)
- return 1;
- return 0;
-}
-
static int do_idedisk_flushcache (ide_drive_t *drive)
{
ide_task_t args;
@@ -1561,6 +1536,53 @@
#endif
}
+static int idedisk_suspend(struct device *dev, u32 state, u32 level)
+{
+ ide_drive_t *drive = dev->driver_data;
+
+ printk("Suspending device %p\n", dev->driver_data);
+
+ /* I hope that every freeze operation from the upper levels have
+ * already been done...
+ */
+
+ if (level != SUSPEND_SAVE_STATE)
+ return 0;
+ BUG_ON(in_interrupt());
+
+ printk("Waiting for commands to finish\n");
+
+ /* wait until all commands are finished */
+ /* FIXME: waiting for spinlocks should be done instead. */
+ if (!(HWGROUP(drive)))
+ printk("No hwgroup?\n");
+ while (HWGROUP(drive)->handler)
+ yield();
+
+ /* set the drive to standby */
+ printk(KERN_INFO "suspending: %s ", drive->name);
+ do_idedisk_standby(drive);
+ drive->blocked = 1;
+
+ while (HWGROUP(drive)->handler)
+ yield();
+
+ return 0;
+}
+
+static int idedisk_resume(struct device *dev, u32 level)
+{
+ ide_drive_t *drive = dev->driver_data;
+
+ if (level != RESUME_RESTORE_STATE)
+ return 0;
+ if (!drive->blocked)
+ panic("ide: Resume but not suspended?\n");
+
+ drive->blocked = 0;
+ return 0;
+}
+
static void idedisk_setup (ide_drive_t *drive)
{
struct hd_driveid *id = drive->id;
@@ -1671,6 +1693,7 @@
{
struct gendisk *g = drive->disk;
+ do_idedisk_standby(drive);
if ((drive->id->cfs_enable_2 & 0x3000) && drive->wcache)
if (do_idedisk_flushcache(drive))
printk (KERN_INFO "%s: Write Cache FAILED Flushing!\n",
@@ -1696,9 +1719,6 @@
.supports_dma = 1,
.supports_dsc_overlap = 0,
.cleanup = idedisk_cleanup,
- .standby = do_idedisk_standby,
- .suspend = do_idedisk_suspend,
- .resume = do_idedisk_resume,
.flushcache = do_idedisk_flushcache,
.do_request = do_rw_disk,
.sense = idedisk_dump_status,
@@ -1709,6 +1729,10 @@
.proc = idedisk_proc,
.attach = idedisk_attach,
.drives = LIST_HEAD_INIT(idedisk_driver.drives),
+ .gen_driver = {
+ .suspend = idedisk_suspend,
+ .resume = idedisk_resume,
+ }
};
static int idedisk_open(struct inode *inode, struct file *filp)
@@ -1835,8 +1859,7 @@
static int idedisk_init (void)
{
- ide_register_driver(&idedisk_driver);
- return 0;
+ return ide_register_driver(&idedisk_driver);
}
module_init(idedisk_init);
--- clean/drivers/ide/ide-probe.c 2002-11-19 16:46:03.000000000 +0100
+++ linux-swsusp/drivers/ide/ide-probe.c 2002-11-19 16:12:23.000000000 +0100
@@ -1058,6 +1058,7 @@
"%s","IDE Drive");
drive->gendev.parent = &hwif->gendev;
drive->gendev.bus = &ide_bus_type;
+ drive->gendev.driver_data = drive;
sprintf (name, "ide/host%d/bus%d/target%d/lun%d",
(hwif->channel && hwif->mate) ?
hwif->mate->index : hwif->index,
--- clean/drivers/ide/ide.c 2002-11-19 16:45:32.000000000 +0100
+++ linux-swsusp/drivers/ide/ide.c 2002-11-12 22:23:02.000000000 +0100
@@ -3122,21 +3122,6 @@
#endif
}
-static int default_standby (ide_drive_t *drive)
-{
- return 0;
-}
-
-static int default_suspend (ide_drive_t *drive)
-{
- return 0;
-}
-
-static int default_resume (ide_drive_t *drive)
-{
- return 0;
-}
-
static int default_flushcache (ide_drive_t *drive)
{
return 0;
@@ -3193,9 +3178,6 @@
{
ide_driver_t *d = drive->driver;
- if (d->standby == NULL) d->standby = default_standby;
- if (d->suspend == NULL) d->suspend = default_suspend;
- if (d->resume == NULL) d->resume = default_resume;
if (d->flushcache == NULL) d->flushcache = default_flushcache;
if (d->do_request == NULL) d->do_request = default_do_request;
if (d->end_request == NULL) d->end_request = default_end_request;
@@ -3274,13 +3256,8 @@
ide_drive_t * drive = container_of(dev,ide_drive_t,gendev);
ide_driver_t * driver = drive->driver;
- if (driver) {
- if (driver->standby)
- driver->standby(drive);
- if (driver->cleanup)
- driver->cleanup(drive);
- }
-
+ if (driver && driver->cleanup)
+ driver->cleanup(drive);
return 0;
}
--- clean/drivers/md/md.c 2002-11-19 16:46:05.000000000 +0100
+++ linux-swsusp/drivers/md/md.c 2002-11-19 15:38:15.000000000 +0100
@@ -36,6 +36,7 @@
#include <linux/bio.h>
#include <linux/devfs_fs_kernel.h>
#include <linux/buffer_head.h> /* for invalidate_bdev */
+#include <linux/suspend.h>
#include <linux/init.h>
@@ -2470,6 +2471,8 @@
wait_event_interruptible(thread->wqueue,
test_bit(THREAD_WAKEUP, &thread->flags));
+ if (current->flags & PF_FREEZE)
+ refrigerator(PF_IOTHREAD);
clear_bit(THREAD_WAKEUP, &thread->flags);
@@ -2774,7 +2777,7 @@
if (!ok) {
mddev->recovery_running = -EIO;
md_recover_arrays();
- // stop recovery, signal do_sync ....
+ /* stop recovery, signal do_sync .... */
}
}
@@ -2795,6 +2798,9 @@
struct list_head *tmp;
unsigned long last_check;
+ if (current->flags & PF_FREEZE)
+ refrigerator(PF_IOTHREAD);
+
/* just incase thread restarts... */
if (mddev->recovery_running <= 0)
return;
@@ -2810,6 +2816,9 @@
mddev->curr_resync = 2;
ITERATE_MDDEV(mddev2,tmp) {
+ if (current->flags & PF_FREEZE)
+ refrigerator(PF_IOTHREAD);
+
if (mddev2 == mddev)
continue;
if (mddev2->curr_resync &&
@@ -2909,6 +2918,9 @@
*/
cond_resched();
+ if (current->flags & PF_FREEZE)
+ refrigerator(PF_IOTHREAD);
+
currspeed = (j-mddev->resync_mark_cnt)/2/((jiffies-mddev->resync_mark)/HZ +1) +1;
if (currspeed > sysctl_speed_limit_min) {
--- clean/include/linux/ide.h 2002-11-19 16:45:45.000000000 +0100
+++ linux-swsusp/include/linux/ide.h 2002-11-12 22:23:13.000000000 +0100
@@ -1189,9 +1189,6 @@
unsigned supports_dma : 1;
unsigned supports_dsc_overlap : 1;
int (*cleanup)(ide_drive_t *);
- int (*standby)(ide_drive_t *);
- int (*suspend)(ide_drive_t *);
- int (*resume)(ide_drive_t *);
int (*flushcache)(ide_drive_t *);
ide_startstop_t (*do_request)(ide_drive_t *, struct request *, sector_t);
int (*end_request)(ide_drive_t *, int, int);
--- clean/kernel/suspend.c 2002-11-19 16:46:15.000000000 +0100
+++ linux-swsusp/kernel/suspend.c 2002-11-19 15:38:28.000000000 +0100
@@ -80,9 +80,9 @@
#endif
#define TIMEOUT (6 * HZ) /* Timeout for stopping processes */
-#define ADDRESS(x) ((unsigned long) phys_to_virt(((x) << PAGE_SHIFT)))
-
-extern int C_A_D;
+#define __ADDRESS(x) ((unsigned long) phys_to_virt(x))
+#define ADDRESS(x) __ADDRESS((x) << PAGE_SHIFT)
+#define ADDRESS2(x) __ADDRESS(__pa(x)) /* Needed for x86-64 where some pages are in memory twice */
/* References to section boundaries */
extern char _text, _etext, _edata, __bss_start, _end;
@@ -145,10 +145,10 @@
/*
* Debug
*/
-#undef DEBUG_DEFAULT
+#define DEBUG_DEFAULT
#undef DEBUG_PROCESS
#undef DEBUG_SLOW
-#define TEST_SWSUSP 1 /* Set to 1 to reboot instead of halt machine after suspension */
+#define TEST_SWSUSP 0 /* Set to 1 to reboot instead of halt machine after suspension */
#ifdef DEBUG_DEFAULT
# define PRINTK(f, a...) printk(f, ## a)
@@ -235,6 +235,7 @@
} while(todo);
printk( "|\n" );
+ BUG_ON(in_atomic());
return 0;
}
@@ -322,20 +323,20 @@
rw_swap_page_sync(READ, entry, page);
if (mode == MARK_SWAP_RESUME) {
- if (!memcmp("SUSP1R",cur->swh.magic.magic,6))
+ if (!memcmp("S1",cur->swh.magic.magic,2))
memcpy(cur->swh.magic.magic,"SWAP-SPACE",10);
- else if (!memcmp("SUSP2R",cur->swh.magic.magic,6))
+ else if (!memcmp("S2",cur->swh.magic.magic,2))
memcpy(cur->swh.magic.magic,"SWAPSPACE2",10);
else printk("%sUnable to find suspended-data signature (%.10s - misspelled?\n",
name_resume, cur->swh.magic.magic);
} else {
if ((!memcmp("SWAP-SPACE",cur->swh.magic.magic,10)))
- memcpy(cur->swh.magic.magic,"SUSP1R....",10);
+ memcpy(cur->swh.magic.magic,"S1SUSP....",10);
else if ((!memcmp("SWAPSPACE2",cur->swh.magic.magic,10)))
- memcpy(cur->swh.magic.magic,"SUSP2R....",10);
+ memcpy(cur->swh.magic.magic,"S2SUSP....",10);
else panic("\nSwapspace is not swapspace (%.10s)\n", cur->swh.magic.magic);
cur->link.next = prev; /* prev is the first/last swap page of the resume area */
- /* link.next lies *no more* in last 4 bytes of magic */
+ /* link.next lies *no more* in last 4/8 bytes of magic */
}
rw_swap_page_sync(WRITE, entry, page);
__free_page(page);
@@ -489,7 +490,6 @@
if (PageNosave(page))
continue;
-
if ((chunk_size=is_head_of_free_region(page))!=0) {
pfn += chunk_size - 1;
continue;
@@ -500,10 +500,9 @@
/*
* Just copy whole code segment. Hopefully it is not that big.
*/
- if (ADDRESS(pfn) >= (unsigned long)
- &__nosave_begin && ADDRESS(pfn) <
- (unsigned long)&__nosave_end) {
- PRINTK("[nosave %x]", ADDRESS(pfn));
+ if ((ADDRESS(pfn) >= (unsigned long) ADDRESS2(&__nosave_begin)) &&
+ (ADDRESS(pfn) < (unsigned long) ADDRESS2(&__nosave_end))) {
+ PRINTK("[nosave %lx]", ADDRESS(pfn));
continue;
}
/* Hmm, perhaps copying all reserved pages is not too healthy as they may contain
@@ -513,7 +512,7 @@
nr_copy_pages++;
if (pagedir_p) {
pagedir_p->orig_address = ADDRESS(pfn);
- copy_page(pagedir_p->address, pagedir_p->orig_address);
+ copy_page((void *) pagedir_p->address, (void *) pagedir_p->orig_address);
pagedir_p++;
}
}
@@ -549,7 +548,7 @@
pagedir_order = get_bitmask_order(SUSPEND_PD_PAGES(nr_copy_pages));
- p = pagedir = (suspend_pagedir_t *)__get_free_pages(GFP_ATOMIC, pagedir_order);
+ p = pagedir = (suspend_pagedir_t *)__get_free_pages(GFP_ATOMIC | __GFP_COLD, pagedir_order);
if(!pagedir)
return NULL;
@@ -558,11 +557,12 @@
SetPageNosave(page++);
while(nr_copy_pages--) {
- p->address = get_zeroed_page(GFP_ATOMIC);
+ p->address = get_zeroed_page(GFP_ATOMIC | __GFP_COLD);
if(!p->address) {
free_suspend_pagedir((unsigned long) pagedir);
return NULL;
}
+ printk(".");
SetPageNosave(virt_to_page(p->address));
p->orig_address = 0;
p++;
@@ -623,7 +623,7 @@
static void free_some_memory(void)
{
printk("Freeing memory: ");
- while (try_to_free_pages(&contig_page_data.node_zones[ZONE_HIGHMEM], GFP_KSWAPD, 0))
+ while (shrink_all_memory(10000))
printk(".");
printk("|\n");
}
@@ -676,7 +676,7 @@
}
}
-static int suspend_save_image(void)
+static int suspend_prepare_image(void)
{
struct sysinfo i;
unsigned int nr_needed_pages = 0;
@@ -725,9 +725,15 @@
*
* Following line enforces not writing to disk until we choose.
*/
- drivers_unsuspend();
- spin_unlock_irq(&suspend_pagedir_lock);
+
printk( "critical section/: done (%d pages copied)\n", nr_copy_pages );
+ spin_unlock_irq(&suspend_pagedir_lock);
+ return 0;
+}
+
+static void suspend_save_image(void)
+{
+ drivers_unsuspend();
lock_swapdevices();
write_suspend_image();
@@ -738,11 +744,11 @@
* filesystem clean: it is not. (And it does not matter, if we resume
* correctly, we'll mark system clean, anyway.)
*/
- return 0;
}
-void suspend_power_down(void)
+static void suspend_power_down(void)
{
+ extern int C_A_D;
C_A_D = 0;
printk(KERN_EMERG "%s%s Trying to power down.\n", name_suspend, TEST_SWSUSP ? "Disable TEST_SWSUSP. NOT ": "");
#ifdef CONFIG_VT
@@ -788,8 +794,8 @@
PRINTK( "Freeing prev allocated pagedir\n" );
free_suspend_pagedir((unsigned long) pagedir_save);
- drivers_resume(RESUME_ALL_PHASES);
spin_unlock_irq(&suspend_pagedir_lock);
+ drivers_resume(RESUME_ALL_PHASES);
PRINTK( "Fixing swap signatures... " );
mark_swapfiles(((swp_entry_t) {0}), MARK_SWAP_RESUME);
@@ -804,14 +810,17 @@
{
mb();
barrier();
+ BUG_ON(in_atomic());
spin_lock_irq(&suspend_pagedir_lock);
}
void do_magic_suspend_2(void)
{
read_swapfiles();
- if (!suspend_save_image())
+ if (!suspend_prepare_image()) { /* suspend_save_image realeses suspend_pagedir_lock */
+ suspend_save_image();
suspend_power_down(); /* FIXME: if suspend_power_down is commented out, console is lost after few suspends ?! */
+ }
printk(KERN_EMERG "%sSuspend failed, trying to recover...\n", name_suspend);
MDELAY(1000); /* So user can wait and report us messages if armageddon comes :-) */
@@ -827,7 +836,7 @@
PRINTK(KERN_WARNING "%sLeaving do_magic_suspend_2...\n", name_suspend);
}
-void do_software_suspend(void)
+static void do_software_suspend(void)
{
arch_prepare_suspend();
if (prepare_suspend_console())
@@ -1069,9 +1078,9 @@
PREPARENEXT; /* We have to read next position before we overwrite it */
- if (!memcmp("SUSP1R",cur->swh.magic.magic,6))
+ if (!memcmp("S1",cur->swh.magic.magic,2))
memcpy(cur->swh.magic.magic,"SWAP-SPACE",10);
- else if (!memcmp("SUSP2R",cur->swh.magic.magic,6))
+ else if (!memcmp("S2",cur->swh.magic.magic,2))
memcpy(cur->swh.magic.magic,"SWAPSPACE2",10);
else {
panic("%sUnable to find suspended-data signature (%.10s - misspelled?\n",
--- clean/mm/page_alloc.c 2002-11-19 16:45:47.000000000 +0100
+++ linux-swsusp/mm/page_alloc.c 2002-11-12 22:23:14.000000000 +0100
@@ -368,7 +368,7 @@
unsigned long flags;
struct page *page = NULL;
- if (order == 0) {
+ if ((order == 0) && !cold) {
struct per_cpu_pages *pcp;
pcp = &zone->pageset[get_cpu()].pcp[cold];
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This archive was generated by hypermail 2b29 : Sat Nov 23 2002 - 22:00:29 EST