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authorDongli Zhang <dongli.zhang@oracle.com>2018-11-06 12:52:32 +0800
committerStefan Hajnoczi <stefanha@redhat.com>2018-12-12 09:16:55 +0000
commite61809ed8ac3a2f68eb1cc231244f84eb06adacf (patch)
tree3cd74b3dde6ca0c40f025b7266ad9751dccdecbf
parent5636da76824bf34ddb73212334124a5f5b3b3320 (diff)
virtio-blk: fix comment for virtio_blk_rw_complete as nalloc is initially -1
The initial value of nalloc is -1, but not 1. Signed-off-by: Dongli Zhang <dongli.zhang@oracle.com> Reviewed-by: Laurent Vivier <laurent@vivier.eu> Message-id: 1541479952-32355-1-git-send-email-dongli.zhang@oracle.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
-rw-r--r--hw/block/virtio-blk.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c
index fb0d74da07..f208c6ddb9 100644
--- a/hw/block/virtio-blk.c
+++ b/hw/block/virtio-blk.c
@@ -96,7 +96,7 @@ static void virtio_blk_rw_complete(void *opaque, int ret)
trace_virtio_blk_rw_complete(vdev, req, ret);
if (req->qiov.nalloc != -1) {
- /* If nalloc is != 1 req->qiov is a local copy of the original
+ /* If nalloc is != -1 req->qiov is a local copy of the original
* external iovec. It was allocated in submit_requests to be
* able to merge requests. */
qemu_iovec_destroy(&req->qiov);