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OpenCloudOS-Kernel
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Merge branch 'pm-sleep' 

Merge hibernation-related fixes for 5.16-rc3.

* pm-sleep:
  PM: hibernate: Fix snapshot partial write lengths
  PM: hibernate: use correct mode for swsusp_close()
This commit is contained in:
Rafael J. Wysocki 2021-11-26 19:44:40 +01:00
parent 03c83982a0 88a5045f17
commit 7803516dbe
2 changed files with 4 additions and 4 deletions
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6
kernel/power/hibernate.c
View File

@ -693,7 +693,7 @@ static int load_image_and_restore(void)
goto Unlock;
error = swsusp_read(&flags);
swsusp_close(FMODE_READ);
swsusp_close(FMODE_READ | FMODE_EXCL);
if (!error)
error = hibernation_restore(flags & SF_PLATFORM_MODE);
@ -983,7 +983,7 @@ static int software_resume(void)
/* The snapshot device should not be opened while we're running */
if (!hibernate_acquire()) {
error = -EBUSY;
swsusp_close(FMODE_READ);
swsusp_close(FMODE_READ | FMODE_EXCL);
goto Unlock;
}
@ -1018,7 +1018,7 @@ static int software_resume(void)
pm_pr_dbg("Hibernation image not present or could not be loaded.\n");
return error;
Close_Finish:
swsusp_close(FMODE_READ);
swsusp_close(FMODE_READ | FMODE_EXCL);
goto Finish;
}

2
kernel/power/user.c
View File

@ -177,7 +177,7 @@ static ssize_t snapshot_write(struct file *filp, const char __user *buf,
if (res <= 0)
goto unlock;
} else {
res = PAGE_SIZE - pg_offp;
res = PAGE_SIZE;
}
if (!data_of(data->handle)) {