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Suspend: Add config option to disable the freezer if architecture wants that

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This patch makes the freezer optional for suspend to allow the
system to work (or not work) like the original PMU suspend.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Acked-by: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Johannes Berg
2008-01-15 23:17:00 -05:00
committed by Len Brown
parent c9b6c8f68e
commit b28f508112
4 changed files with 40 additions and 3 deletions
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6
kernel/power/main.c
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@@ -181,7 +181,7 @@ static int suspend_prepare(void)
pm_prepare_console();
if (freeze_processes()) {
if (suspend_freeze_processes()) {
error = -EAGAIN;
goto Thaw;
}
@@ -199,7 +199,7 @@ static int suspend_prepare(void)
return 0;
Thaw:
thaw_processes();
suspend_thaw_processes();
pm_restore_console();
Finish:
pm_notifier_call_chain(PM_POST_SUSPEND);
@@ -308,7 +308,7 @@ int suspend_devices_and_enter(suspend_state_t state)
*/
static void suspend_finish(void)
{
thaw_processes();
suspend_thaw_processes();
pm_restore_console();
pm_notifier_call_chain(PM_POST_SUSPEND);
}