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authorHeiko Carstens <heiko.carstens@de.ibm.com>2010-05-26 23:26:21 +0200
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>2010-05-26 23:26:30 +0200
commit2ffbb3f61e5b2648128f82fe7e506290702a9215 (patch)
treee5c9f60789c6f9e7253c07f6a11bfe690552117b /arch/s390/kvm/sie64a.S
parentbac9f154acd175afdf702cb7d7f5de1254b4b119 (diff)
[S390] spp: remove KVM_AWARE_CMF config option
This config option enables or disables three single instructions which aren't expensive. This is too fine grained. Besided that everybody who uses kvm would enable it anyway in order to debug performance problems. Just remove it. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kvm/sie64a.S')
-rw-r--r--arch/s390/kvm/sie64a.S4
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/s390/kvm/sie64a.S b/arch/s390/kvm/sie64a.S
index 31646bd0e46..7e9d30d567b 100644
--- a/arch/s390/kvm/sie64a.S
+++ b/arch/s390/kvm/sie64a.S
@@ -32,12 +32,10 @@ SPI_PSW = STACK_FRAME_OVERHEAD + __PT_PSW
.macro SPP newpp
-#ifdef CONFIG_KVM_AWARE_CMF
tm __LC_MACHINE_FLAGS+6,0x20 # MACHINE_FLAG_SPP
jz 0f
.insn s,0xb2800000,\newpp
- 0:
-#endif
+0:
.endm
sie_irq_handler: