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authorHeiko Carstens <heiko.carstens@de.ibm.com>2012-06-04 12:11:41 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2012-06-05 13:23:35 +0200
commit524b24ada792b40e1eb2eae59f7a096f26c3b788 (patch)
treeeed4d3e7dc866619b3bceedb641722292018609a /arch/s390
parent569ba7d2083681abbfc2f6d6550e74e64833dada (diff)
downloadlinux-linaro-stable-524b24ada792b40e1eb2eae59f7a096f26c3b788.tar.gz
s390/smp: remove redundant check
condition code "status stored" for sigp sense running always implies that only the "not running" status bit is set. Therefore no need to check if it is set. 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.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 15cca26ccb6c..c78074c6cc1d 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -158,8 +158,8 @@ static inline int pcpu_running(struct pcpu *pcpu)
if (__pcpu_sigp(pcpu->address, sigp_sense_running,
0, &pcpu->status) != sigp_status_stored)
return 1;
- /* Check for running status */
- return !(pcpu->status & 0x400);
+ /* Status stored condition code is equivalent to cpu not running. */
+ return 0;
}
/*