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| author | Hugh Dickins <hugh@veritas.com> | 2007-08-27 16:06:19 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-08-27 10:27:48 -0700 |
| commit | d243769d3f83b318813a04a9592bb7cfedc6c280 (patch) | |
| tree | 4f288332b6b20f414b452219b1ea5ff4cc41eaa5 /kernel/workqueue.c | |
| parent | 721ebe005c3bb9add55b2e462dfc1bcf8efc6b8f (diff) | |
| download | lwn-d243769d3f83b318813a04a9592bb7cfedc6c280.tar.gz lwn-d243769d3f83b318813a04a9592bb7cfedc6c280.zip | |
fix bogus hotplug cpu warning
Fix bogus DEBUG_PREEMPT warning on x86_64, when cpu brought online after
bootup: current_is_keventd is right to note its use of smp_processor_id
is preempt-safe, but should use raw_smp_processor_id to avoid the warning.
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/workqueue.c')
| -rw-r--r-- | kernel/workqueue.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/workqueue.c b/kernel/workqueue.c index 58e5c152a6bb..e080d1d744cc 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -635,7 +635,7 @@ int keventd_up(void) int current_is_keventd(void) { struct cpu_workqueue_struct *cwq; - int cpu = smp_processor_id(); /* preempt-safe: keventd is per-cpu */ + int cpu = raw_smp_processor_id(); /* preempt-safe: keventd is per-cpu */ int ret = 0; BUG_ON(!keventd_wq); |