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| author | Paolo Bonzini <pbonzini@redhat.com> | 2017-02-13 14:52:30 +0100 |
|---|---|---|
| committer | Stefan Hajnoczi <stefanha@redhat.com> | 2017-02-21 11:39:36 +0000 |
| commit | 9d456654482a8bd1ff72f0bdbe1f393149a5680a (patch) | |
| tree | fbebb64735b7996ae8abade0d02c725e225d603d /block/linux-aio.c | |
| parent | 2f47da5f7f88d3966a2cb33cc9de53f134fea367 (diff) | |
| download | qemu-9d456654482a8bd1ff72f0bdbe1f393149a5680a.tar.gz | |
block: explicitly acquire aiocontext in callbacks that need it
This covers both file descriptor callbacks and polling callbacks,
since they execute related code.
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Daniel P. Berrange <berrange@redhat.com>
Message-id: 20170213135235.12274-14-pbonzini@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'block/linux-aio.c')
| -rw-r--r-- | block/linux-aio.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/block/linux-aio.c b/block/linux-aio.c index 03ab741d37..277c016cad 100644 --- a/block/linux-aio.c +++ b/block/linux-aio.c @@ -251,7 +251,9 @@ static void qemu_laio_completion_cb(EventNotifier *e) LinuxAioState *s = container_of(e, LinuxAioState, e); if (event_notifier_test_and_clear(&s->e)) { + aio_context_acquire(s->aio_context); qemu_laio_process_completions_and_submit(s); + aio_context_release(s->aio_context); } } @@ -265,7 +267,9 @@ static bool qemu_laio_poll_cb(void *opaque) return false; } + aio_context_acquire(s->aio_context); qemu_laio_process_completions_and_submit(s); + aio_context_release(s->aio_context); return true; } |