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Commit 1ed2ddf3 authored by Johannes Berg's avatar Johannes Berg Committed by Paul Mackerras
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[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: default avatarJohannes Berg <johannes@sipsolutions.net>
Acked-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: default avatarPaul Mackerras <paulus@samba.org>
parent 92d4dda3

drivers/macintosh/windfarm_core.c

+2 −4
Original line number Diff line number Diff line
@@ -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;

		}