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authorLinus Torvalds <torvalds@linux-foundation.org>2011-09-26 13:33:44 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-09-26 13:33:44 -0700
commit231e58e7d9494bddbd05479f9f50ed0be66794d7 (patch)
treea489709cb2a398ba6d4229cc4eee6170de671f9a /arch
parenta2b49102daac7a1d90dc01bfc4350ef68aa1204d (diff)
parent9be3be1f153e90ea4e1e5b6ed1d72a73d44318d1 (diff)
Merge branch 'kvm-updates/3.1' of git://github.com/avikivity/kvm
* 'kvm-updates/3.1' of git://github.com/avikivity/kvm: KVM: x86 emulator: fix Src2CL decode KVM: MMU: fix incorrect return of spte
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kvm/emulate.c2
-rw-r--r--arch/x86/kvm/mmu.c3
2 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 6f08bc940fa..8b4cc5f067d 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -3603,7 +3603,7 @@ done_prefixes:
break;
case Src2CL:
ctxt->src2.bytes = 1;
- ctxt->src2.val = ctxt->regs[VCPU_REGS_RCX] & 0x8;
+ ctxt->src2.val = ctxt->regs[VCPU_REGS_RCX] & 0xff;
break;
case Src2ImmByte:
rc = decode_imm(ctxt, &ctxt->src2, 1, true);
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 1c5b69373a0..8e8da7960db 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -400,7 +400,8 @@ static u64 __update_clear_spte_slow(u64 *sptep, u64 spte)
/* xchg acts as a barrier before the setting of the high bits */
orig.spte_low = xchg(&ssptep->spte_low, sspte.spte_low);
- orig.spte_high = ssptep->spte_high = sspte.spte_high;
+ orig.spte_high = ssptep->spte_high;
+ ssptep->spte_high = sspte.spte_high;
count_spte_clear(sptep, spte);
return orig.spte;