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authorIngo Molnar <mingo@kernel.org>2015-02-04 07:58:29 +0100
committerIngo Molnar <mingo@kernel.org>2015-02-04 07:58:29 +0100
commit8f4bf4bcc4d6f70a47baec5d73bd411e572842e0 (patch)
tree8ed86ebd19c32a629bfcfb43378bf32acd14c7d6 /arch/x86
parent1ed39bac21c3c2934b18de34df9478ad7b8edf1f (diff)
parente36f014edff70fc02b3d3d79cead1d58f289332e (diff)
downloadlinux-8f4bf4bcc4d6f70a47baec5d73bd411e572842e0.tar.bz2
Merge tag 'v3.19-rc7' into perf/core, to merge fixes before applying new changes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/kvm/lapic.c3
-rw-r--r--arch/x86/mm/fault.c2
2 files changed, 5 insertions, 0 deletions
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index 4f0c0b954686..d52dcf0776ea 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -192,6 +192,9 @@ static void recalculate_apic_map(struct kvm *kvm)
u16 cid, lid;
u32 ldr, aid;
+ if (!kvm_apic_present(vcpu))
+ continue;
+
aid = kvm_apic_id(apic);
ldr = kvm_apic_get_reg(apic, APIC_LDR);
cid = apic_cluster_id(new, ldr);
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index 38dcec403b46..e3ff27a5b634 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -898,6 +898,8 @@ mm_fault_error(struct pt_regs *regs, unsigned long error_code,
if (fault & (VM_FAULT_SIGBUS|VM_FAULT_HWPOISON|
VM_FAULT_HWPOISON_LARGE))
do_sigbus(regs, error_code, address, fault);
+ else if (fault & VM_FAULT_SIGSEGV)
+ bad_area_nosemaphore(regs, error_code, address);
else
BUG();
}