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authorJohannes Berg <johannes@sipsolutions.net>2007-02-05 19:30:29 +0100
committerPaul Mackerras <paulus@samba.org>2007-02-08 16:08:39 +1100
commit1ed2ddf380e19dafeec2150ca709ef7f4a67cd21 (patch)
treeda2b2eb34a98fdefaee17ec7e35136cff9f65a03
parent92d4dda3332577bc2228b8d436f3d2796c59a520 (diff)
downloadlinux-1ed2ddf380e19dafeec2150ca709ef7f4a67cd21.tar.gz
[POWERPC] windfarm: don't die on suspend thread signal
When the windfarm thread gets a suspend signal it will die instead of
freezing. This fixes it.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
-rw-r--r--drivers/macintosh/windfarm_core.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/macintosh/windfarm_core.c b/drivers/macintosh/windfarm_core.c
index e947af982f93..94c117ef20c1 100644
--- a/drivers/macintosh/windfarm_core.c
+++ b/drivers/macintosh/windfarm_core.c
@@ -94,8 +94,6 @@ static int wf_thread_func(void *data)
 	DBG("wf: thread started\n");
 
 	while(!kthread_should_stop()) {
-		try_to_freeze();
-
 		if (time_after_eq(jiffies, next)) {
 			wf_notify(WF_EVENT_TICK, NULL);
 			if (wf_overtemp) {
@@ -118,8 +116,8 @@ static int wf_thread_func(void *data)
 		if (delay <= HZ)
 			schedule_timeout_interruptible(delay);
 
-		/* there should be no signal, but oh well */
-		if (signal_pending(current)) {
+		/* there should be no non-suspend signal, but oh well */
+		if (signal_pending(current) && !try_to_freeze()) {
 			printk(KERN_WARNING "windfarm: thread got sigl !\n");
 			break;
 		}