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authorHeiko Carstens <heiko.carstens@de.ibm.com>2008-02-05 16:50:39 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2008-02-05 16:50:55 +0100
commit37c5f719e71882b759fa8acbdd11d5ca3a7965bb (patch)
tree7874e2bd494a8b0c7c77b6b6df8b6bff7e617e5a /arch/s390
parenta817a61f85c75181bde6c3d83ae11a24b089dd6a (diff)
downloadop-kernel-dev-37c5f719e71882b759fa8acbdd11d5ca3a7965bb.zip
op-kernel-dev-37c5f719e71882b759fa8acbdd11d5ca3a7965bb.tar.gz
[S390] Fix smp_call_function_mask semantics.
Make sure func isn't called on the local cpu just like on all other architectures that implement this function. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/kernel/smp.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index aa37fa1..f5046fd 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -225,12 +225,11 @@ EXPORT_SYMBOL(smp_call_function_single);
* You must not call this function with disabled interrupts or from a
* hardware interrupt handler or from a bottom half handler.
*/
-int
-smp_call_function_mask(cpumask_t mask,
- void (*func)(void *), void *info,
- int wait)
+int smp_call_function_mask(cpumask_t mask, void (*func)(void *), void *info,
+ int wait)
{
preempt_disable();
+ cpu_clear(smp_processor_id(), mask);
__smp_call_function_map(func, info, 0, wait, mask);
preempt_enable();
return 0;
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