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 <>
Acked-by: default avatarBenjamin Herrenschmidt <>
Signed-off-by: default avatarPaul Mackerras <>
parent 92d4dda3
...@@ -94,8 +94,6 @@ static int wf_thread_func(void *data) ...@@ -94,8 +94,6 @@ static int wf_thread_func(void *data)
DBG("wf: thread started\n"); DBG("wf: thread started\n");
while(!kthread_should_stop()) { while(!kthread_should_stop()) {
if (time_after_eq(jiffies, next)) { if (time_after_eq(jiffies, next)) {
wf_notify(WF_EVENT_TICK, NULL); wf_notify(WF_EVENT_TICK, NULL);
if (wf_overtemp) { if (wf_overtemp) {
...@@ -118,8 +116,8 @@ static int wf_thread_func(void *data) ...@@ -118,8 +116,8 @@ static int wf_thread_func(void *data)
if (delay <= HZ) if (delay <= HZ)
schedule_timeout_interruptible(delay); schedule_timeout_interruptible(delay);
/* there should be no signal, but oh well */ /* there should be no non-suspend signal, but oh well */
if (signal_pending(current)) { if (signal_pending(current) && !try_to_freeze()) {
printk(KERN_WARNING "windfarm: thread got sigl !\n"); printk(KERN_WARNING "windfarm: thread got sigl !\n");
break; break;
} }
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