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| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-04-09 11:53:45 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2012-04-09 11:53:45 +0100 |
| commit | 1eecb8280b038019f2f914abc01b28caf5d0a168 (patch) | |
| tree | 7efa7cfc60b64ce50d437342d6457211effbb0ea /kernel/power/process.c | |
| parent | c2f6702d318e43bf841da9c0ba5b6f1695661bbc (diff) | |
| parent | 0034102808e0dbbf3a2394b82b1bb40b5778de9e (diff) | |
Merge tag 'v3.4-rc2' into for-3.5
Linux 3.4-rc2 contains some bug fixes we need, including the addition of
an export for regcache_sync_region().
Diffstat (limited to 'kernel/power/process.c')
| -rw-r--r-- | kernel/power/process.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/power/process.c b/kernel/power/process.c index 0d2aeb226108..19db29f67558 100644 --- a/kernel/power/process.c +++ b/kernel/power/process.c @@ -16,6 +16,7 @@ #include <linux/freezer.h> #include <linux/delay.h> #include <linux/workqueue.h> +#include <linux/kmod.h> /* * Timeout for stopping processes @@ -122,6 +123,10 @@ int freeze_processes(void) { int error; + error = __usermodehelper_disable(UMH_FREEZING); + if (error) + return error; + if (!pm_freezing) atomic_inc(&system_freezing_cnt); @@ -130,6 +135,7 @@ int freeze_processes(void) error = try_to_freeze_tasks(true); if (!error) { printk("done."); + __usermodehelper_set_disable_depth(UMH_DISABLED); oom_killer_disable(); } printk("\n"); @@ -187,6 +193,8 @@ void thaw_processes(void) } while_each_thread(g, p); read_unlock(&tasklist_lock); + usermodehelper_enable(); + schedule(); printk("done.\n"); } |