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authorDavid S. Miller <davem@davemloft.net>2019-12-22 15:15:05 -0800
committerDavid S. Miller <davem@davemloft.net>2019-12-22 15:15:05 -0800
commitac80010fc94eb0680d9a432b639583bd7ac29066 (patch)
tree2de924c048910abfbfff52a3d5188a790ead379f /arch/s390/kernel/smp.c
parentMerge tag 'wireless-drivers-next-2019-12-20' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next (diff)
parentMerge tag 'xfs-5.5-fixes-2' of git://git.kernel.org/pub/scm/fs/xfs/xfs-linux (diff)
downloadlinux-dev-ac80010fc94eb0680d9a432b639583bd7ac29066.tar.xz
linux-dev-ac80010fc94eb0680d9a432b639583bd7ac29066.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Mere overlapping changes in the conflicts here. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/s390/kernel/smp.c')
-rw-r--r--arch/s390/kernel/smp.c13
1 files changed, 5 insertions, 8 deletions
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 2794cad9312e..a08bd2522dd9 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -413,14 +413,11 @@ EXPORT_SYMBOL(arch_vcpu_is_preempted);
void smp_yield_cpu(int cpu)
{
- if (MACHINE_HAS_DIAG9C) {
- diag_stat_inc_norecursion(DIAG_STAT_X09C);
- asm volatile("diag %0,0,0x9c"
- : : "d" (pcpu_devices[cpu].address));
- } else if (MACHINE_HAS_DIAG44 && !smp_cpu_mtid) {
- diag_stat_inc_norecursion(DIAG_STAT_X044);
- asm volatile("diag 0,0,0x44");
- }
+ if (!MACHINE_HAS_DIAG9C)
+ return;
+ diag_stat_inc_norecursion(DIAG_STAT_X09C);
+ asm volatile("diag %0,0,0x9c"
+ : : "d" (pcpu_devices[cpu].address));
}
/*