Messages in this thread Patch in this message | | | From | Andrey Borzenkov <> | Subject | [PATCH] Fix pm_notifiers during user mode hibernation | Date | Wed, 04 Feb 2009 12:15:37 +0300 |
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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@mail.ru>
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kernel/power/user.c | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/kernel/power/user.c b/kernel/power/user.c index 005b93d..6c85359 100644 --- a/kernel/power/user.c +++ b/kernel/power/user.c @@ -95,15 +95,15 @@ static int snapshot_open(struct inode *inode, struct file *filp) 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);
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