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[PATCH] swsusp: Fix SNAPSHOT_S2RAM ioctl 

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@sisk.pl>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
hifive-unleashed-5.1
Rafael J. Wysocki 2007-03-22 00:11:20 -08:00 committed by Linus Torvalds
parent acf11faeb1
commit 93c9a7ff50
1 changed files with 6 additions and 3 deletions
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9
kernel/power/user.c
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@ -368,9 +368,12 @@ static int snapshot_ioctl(struct inode *inode, struct file *filp,
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();
}