diff options
Diffstat (limited to 'arch/s390/kernel')
| -rw-r--r-- | arch/s390/kernel/smp.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 830537432493..5c8f7caf9f31 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -318,17 +318,11 @@ static void pcpu_delegate(struct pcpu *pcpu, void (*func)(void *), */ static int pcpu_set_smt(unsigned int mtid) { - register unsigned long reg1 asm ("1") = (unsigned long) mtid; int cc; if (smp_cpu_mtid == mtid) return 0; - asm volatile( - " sigp %1,0,%2 # sigp set multi-threading\n" - " ipm %0\n" - " srl %0,28\n" - : "=d" (cc) : "d" (reg1), "K" (SIGP_SET_MULTI_THREADING) - : "cc"); + cc = __pcpu_sigp(0, SIGP_SET_MULTI_THREADING, mtid, NULL); if (cc == 0) { smp_cpu_mtid = mtid; smp_cpu_mt_shift = 0; |