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authorPaul Mackerras <paulus@ozlabs.org>2018-01-19 12:09:57 +1100
committerPaul Mackerras <paulus@ozlabs.org>2018-01-19 12:09:57 +1100
commitd27998185da8fbdc35911307ae13518d168778d7 (patch)
tree4c5a99fd7cff7c9da1f858fdfccf8dc1cc6c597b /arch/powerpc/kvm/book3s_hv_rmhandlers.S
parent00608e1f007e4cf6031485c5630e0e504bceef9b (diff)
parentd075745d893c78730e4a3b7a60fca23c2f764081 (diff)
Merge remote-tracking branch 'remotes/powerpc/topic/ppc-kvm' into kvm-ppc-next
This merges in the ppc-kvm topic branch of the powerpc tree to get two patches which are prerequisites for the following patch series, plus another patch which touches both powerpc and KVM code. Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
Diffstat (limited to 'arch/powerpc/kvm/book3s_hv_rmhandlers.S')
-rw-r--r--arch/powerpc/kvm/book3s_hv_rmhandlers.S9
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/powerpc/kvm/book3s_hv_rmhandlers.S b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
index 30ece4cebaf5..7daf21be33d0 100644
--- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S
+++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
@@ -1909,16 +1909,17 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S)
bne 27f
bl kvmppc_realmode_hmi_handler
nop
+ cmpdi r3, 0
li r12, BOOK3S_INTERRUPT_HMI
/*
- * At this point kvmppc_realmode_hmi_handler would have resync-ed
- * the TB. Hence it is not required to subtract guest timebase
- * offset from timebase. So, skip it.
+ * At this point kvmppc_realmode_hmi_handler may have resync-ed
+ * the TB, and if it has, we must not subtract the guest timebase
+ * offset from the timebase. So, skip it.
*
* Also, do not call kvmppc_subcore_exit_guest() because it has
* been invoked as part of kvmppc_realmode_hmi_handler().
*/
- b 30f
+ beq 30f
27:
/* Subtract timebase offset from timebase */