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authorSteve French <sfrench@us.ibm.com>2005-10-31 08:36:11 -0800
committerSteve French <sfrench@us.ibm.com>2005-10-31 08:36:11 -0800
commit53b2ec5518aa2623e8c0cb36f1c304a797988a46 (patch)
tree465d8631ade6c2fcbd7576ff9813d00116c6a1e8 /kernel/power/disk.c
parent0753ca7bc2b876dd136e9db11a20f85cbe4e08b1 (diff)
parent581c1b14394aee60aff46ea67d05483261ed6527 (diff)
Merge with /pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'kernel/power/disk.c')
-rw-r--r--kernel/power/disk.c22
1 files changed, 9 insertions, 13 deletions
diff --git a/kernel/power/disk.c b/kernel/power/disk.c
index 761956e813f..027322a564f 100644
--- a/kernel/power/disk.c
+++ b/kernel/power/disk.c
@@ -30,7 +30,6 @@ extern int swsusp_check(void);
extern int swsusp_read(void);
extern void swsusp_close(void);
extern int swsusp_resume(void);
-extern int swsusp_free(void);
static int noresume = 0;
@@ -93,10 +92,7 @@ static void free_some_memory(void)
printk("Freeing memory... ");
while ((tmp = shrink_all_memory(10000))) {
pages += tmp;
- printk("\b%c", p[i]);
- i++;
- if (i > 3)
- i = 0;
+ printk("\b%c", p[i++ % 4]);
}
printk("\bdone (%li pages freed)\n", pages);
}
@@ -178,13 +174,12 @@ int pm_suspend_disk(void)
goto Done;
if (in_suspend) {
+ device_resume();
pr_debug("PM: writing image.\n");
error = swsusp_write();
if (!error)
power_down(pm_disk_mode);
else {
- /* swsusp_write can not fail in device_resume,
- no need to do second device_resume */
swsusp_free();
unprepare_processes();
return error;
@@ -252,14 +247,17 @@ static int software_resume(void)
pr_debug("PM: Reading swsusp image.\n");
- if ((error = swsusp_read()))
- goto Cleanup;
+ if ((error = swsusp_read())) {
+ swsusp_free();
+ goto Thaw;
+ }
pr_debug("PM: Preparing devices for restore.\n");
if ((error = device_suspend(PMSG_FREEZE))) {
printk("Some devices failed to suspend\n");
- goto Free;
+ swsusp_free();
+ goto Thaw;
}
mb();
@@ -268,9 +266,7 @@ static int software_resume(void)
swsusp_resume();
pr_debug("PM: Restore failed, recovering.n");
device_resume();
- Free:
- swsusp_free();
- Cleanup:
+ Thaw:
unprepare_processes();
Done:
/* For success case, the suspend path will release the lock */