The patch titled
pm: fix pm_notifiers during user mode hibernation
has been added to the -mm tree. Its filename is
fix-pm_notifiers-during-user-mode-hibernation.patch
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------------------------------------------------------
Subject: pm: fix pm_notifiers during user mode hibernation
From: Andrey Borzenkov <arvidjaar@xxxxxxx>
Snapshot device is opened with O_RDONLY during suspend and O_WRONLY durig
resume. Make sure we also call notifiers with correct parameter telling
them what we are really doing.
Signed-off-by: Andrey Borzenkov <arvidjaar@xxxxxxx>
Cc: "Rafael J. Wysocki" <rjw@xxxxxxx>
Cc: Pavel Machek <pavel@xxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/power/user.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff -puN kernel/power/user.c~fix-pm_notifiers-during-user-mode-hibernation kernel/power/user.c
--- a/kernel/power/user.c~fix-pm_notifiers-during-user-mode-hibernation
+++ a/kernel/power/user.c
@@ -95,15 +95,15 @@ static int snapshot_open(struct inode *i
data->swap = swsusp_resume_device ?
swap_type_of(swsusp_resume_device, 0, NULL) : -1;
data->mode = O_RDONLY;
- error = pm_notifier_call_chain(PM_RESTORE_PREPARE);
+ error = pm_notifier_call_chain(PM_HIBERNATION_PREPARE);
if (error)
- pm_notifier_call_chain(PM_POST_RESTORE);
+ pm_notifier_call_chain(PM_POST_HIBERNATION);
} else {
data->swap = -1;
data->mode = O_WRONLY;
- error = pm_notifier_call_chain(PM_HIBERNATION_PREPARE);
+ error = pm_notifier_call_chain(PM_RESTORE_PREPARE);
if (error)
- pm_notifier_call_chain(PM_POST_HIBERNATION);
+ pm_notifier_call_chain(PM_POST_RESTORE);
}
if (error)
atomic_inc(&snapshot_device_available);
_
Patches currently in -mm which might be from arvidjaar@xxxxxxx are
linux-next.patch
fix-pm_notifiers-during-user-mode-hibernation.patch
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