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authorMiquel Raynal <miquel.raynal@bootlin.com>2020-01-27 17:48:30 +0100
committerMiquel Raynal <miquel.raynal@bootlin.com>2020-01-27 17:48:30 +0100
commit701ddf0bbfc761b8bdc974ce9c4e05f9833683e3 (patch)
tree1009975aacf14d36cc280dfeef1a9a816fa16ef8 /arch/s390/kernel/smp.c
parent0dcf2572710d68c305e58946c435ddf67ea16bf3 (diff)
parentccfb9299a0b63da4fde607c822e1470472a46177 (diff)
downloadlinux-701ddf0bbfc761b8bdc974ce9c4e05f9833683e3.tar.bz2
Merge tag 'spi-nor/for-5.6' into mtd/next
SPI NOR core changes: - Add support for TB selection using SR bit 6, - Add support for few flashes.
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));
}
/*