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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2010-05-27 01:26:21 +0400 |
|---|---|---|
| committer | Martin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com> | 2010-05-27 01:26:30 +0400 |
| commit | 2ffbb3f61e5b2648128f82fe7e506290702a9215 (patch) | |
| tree | e5c9f60789c6f9e7253c07f6a11bfe690552117b /arch/s390/kvm/sie64a.S | |
| parent | bac9f154acd175afdf702cb7d7f5de1254b4b119 (diff) | |
| download | linux-2ffbb3f61e5b2648128f82fe7e506290702a9215.tar.xz | |
[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.S | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/s390/kvm/sie64a.S b/arch/s390/kvm/sie64a.S index 31646bd0e469..7e9d30d567b0 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: |