The patch titled
swsusp: Fix SNAPSHOT_S2RAM ioctl
has been added to the -mm tree. Its filename is
swsusp-fix-snapshot_s2ram-ioctl.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: swsusp: Fix SNAPSHOT_S2RAM ioctl
From: Rafael J. Wysocki <rjw@xxxxxxx>
The SNAPSHOT_S2RAM ioctl does not disable the nonboot CPUs before entering
the suspend, although it should do this.
Signed-off-by: Rafael J. Wysocki <rjw@xxxxxxx>
Acked-by: Pavel Machek <pavel@xxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/power/user.c | 9 ++++++---
1 files changed, 6 insertions(+), 3 deletions(-)
diff -puN kernel/power/user.c~swsusp-fix-snapshot_s2ram-ioctl kernel/power/user.c
--- a/kernel/power/user.c~swsusp-fix-snapshot_s2ram-ioctl
+++ a/kernel/power/user.c
@@ -374,9 +374,12 @@ static int snapshot_ioctl(struct inode *
if (error) {
printk(KERN_ERR "Failed to suspend some devices.\n");
} else {
- /* Enter S3, system is already frozen */
- suspend_enter(PM_SUSPEND_MEM);
-
+ error = disable_nonboot_cpus();
+ if (!error) {
+ /* Enter S3, system is already frozen */
+ suspend_enter(PM_SUSPEND_MEM);
+ enable_nonboot_cpus();
+ }
/* Wake up devices */
device_resume();
}
_
Patches currently in -mm which might be from rjw@xxxxxxx are
origin.patch
swsusp-fix-snapshot_s2ram-ioctl.patch
make-xfs-workqueues-nonfreezable.patch
fix-refrigerator-vs-thaw_process-race.patch
swsusp-use-inline-functions-for-changing-page-flags.patch
swsusp-do-not-use-page-flags.patch
mm-remove-unused-page-flags.patch
swsusp-fix-error-paths-in-snapshot_open.patch
swsusp-use-gfp_kernel-for-creating-basic-data-structures.patch
freezer-task-exit_state-should-be-treated-as-bolean.patch
documentation-ask-driver-writers-to-provide-pm-support.patch
freezer-read-pf_borrowed_mm-in-a-nonracy-way.patch
freezer-close-theoretical-race-between-refrigerator-and-thaw_tasks.patch
freezer-remove-pf_nofreeze-from-rcutorture-thread.patch
freezer-remove-pf_nofreeze-from-bluetooth-threads.patch
freezer-add-try_to_freeze-calls-to-all-kernel-threads.patch
freezer-fix-vfork-problem.patch
freezer-take-kernel_execve-into-consideration.patch
shrink_slab-handle-bad-shrinkers.patch
-
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