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-rw-r--r--arch/s390/kernel/entry64.S2
-rw-r--r--arch/s390/kvm/Kconfig11
-rw-r--r--arch/s390/kvm/sie64a.S4
3 files changed, 2 insertions, 15 deletions
diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S
index 178d92536d90..e7192e1cb678 100644
--- a/arch/s390/kernel/entry64.S
+++ b/arch/s390/kernel/entry64.S
@@ -65,7 +65,7 @@ _TIF_SYSCALL = (_TIF_SYSCALL_TRACE>>8 | _TIF_SYSCALL_AUDIT>>8 | \
65 ltgr %r3,%r3 65 ltgr %r3,%r3
66 jz 0f 66 jz 0f
67 basr %r14,%r3 67 basr %r14,%r3
68 0: 680:
69#endif 69#endif
70 .endm 70 .endm
71 71
diff --git a/arch/s390/kvm/Kconfig b/arch/s390/kvm/Kconfig
index 2f4b687cc7fa..a7251580891c 100644
--- a/arch/s390/kvm/Kconfig
+++ b/arch/s390/kvm/Kconfig
@@ -33,17 +33,6 @@ config KVM
33 33
34 If unsure, say N. 34 If unsure, say N.
35 35
36config KVM_AWARE_CMF
37 depends on KVM
38 bool "KVM aware sampling"
39 ---help---
40 This option enhances the sampling data from the CPU Measurement
41 Facility with additional information, that allows to distinguish
42 guest(s) and host when using the kernel based virtual machine
43 functionality.
44
45 If unsure, say N.
46
47# OK, it's a little counter-intuitive to do this, but it puts it neatly under 36# OK, it's a little counter-intuitive to do this, but it puts it neatly under
48# the virtualization menu. 37# the virtualization menu.
49source drivers/vhost/Kconfig 38source drivers/vhost/Kconfig
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
32 32
33 33
34 .macro SPP newpp 34 .macro SPP newpp
35#ifdef CONFIG_KVM_AWARE_CMF
36 tm __LC_MACHINE_FLAGS+6,0x20 # MACHINE_FLAG_SPP 35 tm __LC_MACHINE_FLAGS+6,0x20 # MACHINE_FLAG_SPP
37 jz 0f 36 jz 0f
38 .insn s,0xb2800000,\newpp 37 .insn s,0xb2800000,\newpp
39 0: 380:
40#endif
41 .endm 39 .endm
42 40
43sie_irq_handler: 41sie_irq_handler: