From 592f5d87b3feee9d60411f19d583038c0c7670ad Mon Sep 17 00:00:00 2001 From: Alexander Graf Date: Tue, 13 Mar 2012 23:31:02 +0100 Subject: KVM: PPC: Book3S: PR: Fix preemption We were leaking preemption counters. Fix the code to always toggle between preempt and non-preempt properly. Signed-off-by: Alexander Graf Signed-off-by: Paul Mackerras --- arch/powerpc/kvm/book3s_pr.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) (limited to 'arch/powerpc') diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c index a657c44b7fbc..7759053d391b 100644 --- a/arch/powerpc/kvm/book3s_pr.c +++ b/arch/powerpc/kvm/book3s_pr.c @@ -777,6 +777,7 @@ program_interrupt: } } + preempt_disable(); if (!(r & RESUME_HOST)) { /* To avoid clobbering exit_reason, only check for signals if * we aren't already exiting to userspace for some other @@ -798,8 +799,6 @@ program_interrupt: run->exit_reason = KVM_EXIT_INTR; r = -EINTR; } else { - preempt_disable(); - /* In case an interrupt came in that was triggered * from userspace (like DEC), we need to check what * to inject now! */ -- cgit v1.2.3