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From: Paolo Bonzini <pbonzini@redhat.com>
To: qemu-devel@nongnu.org
Subject: [Qemu-devel] [PULL 12/17] kvm: use atomic_read/atomic_set to access cpu->exit_request
Date: Fri, 24 Feb 2017 18:40:25 +0100	[thread overview]
Message-ID: <1487958030-51417-13-git-send-email-pbonzini@redhat.com> (raw)
In-Reply-To: <1487958030-51417-1-git-send-email-pbonzini@redhat.com>

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 kvm-all.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/kvm-all.c b/kvm-all.c
index d7d5a71..1a96c27 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -1931,7 +1931,7 @@ int kvm_cpu_exec(CPUState *cpu)
     DPRINTF("kvm_cpu_exec()\n");
 
     if (kvm_arch_process_async_events(cpu)) {
-        cpu->exit_request = 0;
+        atomic_set(&cpu->exit_request, 0);
         return EXCP_HLT;
     }
 
@@ -1946,7 +1946,7 @@ int kvm_cpu_exec(CPUState *cpu)
         }
 
         kvm_arch_pre_run(cpu, run);
-        if (cpu->exit_request) {
+        if (atomic_read(&cpu->exit_request)) {
             DPRINTF("interrupt exit requested\n");
             /*
              * KVM requires us to reenter the kernel after IO exits to complete
@@ -2065,7 +2065,7 @@ int kvm_cpu_exec(CPUState *cpu)
         vm_stop(RUN_STATE_INTERNAL_ERROR);
     }
 
-    cpu->exit_request = 0;
+    atomic_set(&cpu->exit_request, 0);
     return ret;
 }
 
-- 
1.8.3.1

  parent reply	other threads:[~2017-02-24 17:40 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-24 17:40 [Qemu-devel] [PULL 00/17] KVM and cpu-exec patches for 2.9 soft freeze Paolo Bonzini
2017-02-24 17:40 ` [Qemu-devel] [PULL 01/17] cpu-exec: unify icount_decr and tcg_exit_req Paolo Bonzini
2017-02-24 17:40 ` [Qemu-devel] [PULL 02/17] replay: check icount in cpu exec loop Paolo Bonzini
2017-02-24 17:40 ` [Qemu-devel] [PULL 03/17] cpu-exec: remove unnecessary check of cpu->exit_request Paolo Bonzini
2017-02-24 17:40 ` [Qemu-devel] [PULL 04/17] update-linux-headers: update for 4.11 Paolo Bonzini
2017-02-24 17:40 ` [Qemu-devel] [PULL 05/17] update Linux headers to 4.11 Paolo Bonzini
2017-02-24 17:40 ` [Qemu-devel] [PULL 06/17] cpus: remove ugly cast on sigbus_handler Paolo Bonzini
2017-02-24 17:40 ` [Qemu-devel] [PULL 07/17] KVM: x86: cleanup SIGBUS handlers Paolo Bonzini
2017-02-24 17:40 ` [Qemu-devel] [PULL 08/17] cpus: reorganize signal handling code Paolo Bonzini
2017-02-24 17:40 ` [Qemu-devel] [PULL 09/17] KVM: remove kvm_arch_on_sigbus Paolo Bonzini
2017-02-24 17:40 ` [Qemu-devel] [PULL 10/17] KVM: do not use sigtimedwait to catch SIGBUS Paolo Bonzini
2017-02-24 17:40 ` [Qemu-devel] [PULL 11/17] KVM: move SIG_IPI handling to kvm-all.c Paolo Bonzini
2017-02-24 17:40 ` Paolo Bonzini [this message]
2017-02-24 17:40 ` [Qemu-devel] [PULL 13/17] KVM: use KVM_CAP_IMMEDIATE_EXIT Paolo Bonzini
2017-02-24 17:40 ` [Qemu-devel] [PULL 14/17] vmxcap: port to Python 3 Paolo Bonzini
2017-02-24 17:40 ` [Qemu-devel] [PULL 15/17] vmxcap: update for September 2016 SDM Paolo Bonzini
2017-02-24 17:40 ` [Qemu-devel] [PULL 16/17] qapi: flatten GuestPanicInformation union Paolo Bonzini
2017-02-24 17:40 ` [Qemu-devel] [PULL 17/17] qmp-events: fix GUEST_PANICKED description formatting Paolo Bonzini
2017-02-24 18:27 ` [Qemu-devel] [PULL 00/17] KVM and cpu-exec patches for 2.9 soft freeze no-reply
2017-02-25 21:32 ` Peter Maydell

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