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| author | Peter Maydell <peter.maydell@linaro.org> | 2018-12-13 11:35:42 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2018-12-13 11:35:42 +0000 |
| commit | b39c027d824847dc606e49f79304cb572ed6a9b3 (patch) | |
| tree | 2d87910630d670c04c3988047d105d6111f293cb | |
| parent | 41d8452d6ba497ffe900ba6bc7d08592dae1586e (diff) | |
| parent | e61809ed8ac3a2f68eb1cc231244f84eb06adacf (diff) | |
Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into staging
Pull request
Minor virtio-blk fixes.
# gpg: Signature made Wed 12 Dec 2018 09:50:17 GMT
# gpg: using RSA key 9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <stefanha@redhat.com>"
# gpg: aka "Stefan Hajnoczi <stefanha@gmail.com>"
# Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35 775A 9CA4 ABB3 81AB 73C8
* remotes/stefanha/tags/block-pull-request:
virtio-blk: fix comment for virtio_blk_rw_complete as nalloc is initially -1
virtio-blk: rename iov to out_iov in virtio_blk_handle_request()
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
| -rw-r--r-- | hw/block/virtio-blk.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/hw/block/virtio-blk.c b/hw/block/virtio-blk.c index 83cf5c01f9..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); @@ -482,7 +482,7 @@ static int virtio_blk_handle_request(VirtIOBlockReq *req, MultiReqBuffer *mrb) { uint32_t type; struct iovec *in_iov = req->elem.in_sg; - struct iovec *iov = req->elem.out_sg; + struct iovec *out_iov = req->elem.out_sg; unsigned in_num = req->elem.in_num; unsigned out_num = req->elem.out_num; VirtIOBlock *s = req->dev; @@ -493,13 +493,13 @@ static int virtio_blk_handle_request(VirtIOBlockReq *req, MultiReqBuffer *mrb) return -1; } - if (unlikely(iov_to_buf(iov, out_num, 0, &req->out, + if (unlikely(iov_to_buf(out_iov, out_num, 0, &req->out, sizeof(req->out)) != sizeof(req->out))) { virtio_error(vdev, "virtio-blk request outhdr too short"); return -1; } - iov_discard_front(&iov, &out_num, sizeof(req->out)); + iov_discard_front(&out_iov, &out_num, sizeof(req->out)); if (in_iov[in_num - 1].iov_len < sizeof(struct virtio_blk_inhdr)) { virtio_error(vdev, "virtio-blk request inhdr too short"); @@ -526,7 +526,7 @@ static int virtio_blk_handle_request(VirtIOBlockReq *req, MultiReqBuffer *mrb) &req->out.sector); if (is_write) { - qemu_iovec_init_external(&req->qiov, iov, out_num); + qemu_iovec_init_external(&req->qiov, out_iov, out_num); trace_virtio_blk_handle_write(vdev, req, req->sector_num, req->qiov.size / BDRV_SECTOR_SIZE); } else { |