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block: protect tracked_requests and flush_queue with reqs_lock

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Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-Id: <20170605123908.18777-14-pbonzini@redhat.com>
Signed-off-by: Fam Zheng <famz@redhat.com>
This commit is contained in:
Paolo Bonzini
2017-06-05 14:39:02 +02:00
committed by Fam Zheng
parent 47fec59941
commit 3783fa3dd3
3 changed files with 24 additions and 7 deletions
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block.c
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@ -320,6 +320,7 @@ BlockDriverState *bdrv_new(void)
QLIST_INIT(&bs->op_blockers[i]);
}
notifier_with_return_list_init(&bs->before_write_notifiers);
qemu_co_mutex_init(&bs->reqs_lock);
bs->refcnt = 1;
bs->aio_context = qemu_get_aio_context();