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| author | Paolo Bonzini <pbonzini@redhat.com> | 2018-08-14 08:27:39 +0200 |
|---|---|---|
| committer | Fam Zheng <famz@redhat.com> | 2018-10-12 09:46:14 +0800 |
| commit | 6388147296cd4c841a7d4409ba622c200332a8c7 (patch) | |
| tree | 5b684d10720da6ae2e7eeefb595a02abb420cf37 /block | |
| parent | 14a2d11825ddc37d6547a80704ae6450e9e376c7 (diff) | |
| download | qemu-6388147296cd4c841a7d4409ba622c200332a8c7.zip qemu-6388147296cd4c841a7d4409ba622c200332a8c7.tar.gz qemu-6388147296cd4c841a7d4409ba622c200332a8c7.tar.bz2 | |
nvme: correct locking around completion
nvme_poll_queues is already protected by q->lock, and
AIO callbacks are invoked outside the AioContext lock.
So remove the acquire/release pair in nvme_handle_event.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20180814062739.19640-1-pbonzini@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
Diffstat (limited to 'block')
| -rw-r--r-- | block/nvme.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/block/nvme.c b/block/nvme.c index 781d77d..2929403 100644 --- a/block/nvme.c +++ b/block/nvme.c @@ -489,10 +489,8 @@ static void nvme_handle_event(EventNotifier *n) BDRVNVMeState *s = container_of(n, BDRVNVMeState, irq_notifier); trace_nvme_handle_event(s); - aio_context_acquire(s->aio_context); event_notifier_test_and_clear(n); nvme_poll_queues(s); - aio_context_release(s->aio_context); } static bool nvme_add_io_queue(BlockDriverState *bs, Error **errp) |