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sys/dev/xen/blkback/blkback.c:

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Initialize the request id for requests in xbb_get_resources()
	instead of its previous location in xbb_dispatch_io().  This
	guarantees that all request types (e.g. BLKIF_OP_FLUSH_DISKCACHE)
	have the front-end specified id recorded.

Submitted by:	Roger Pau Monné
Sponsored by:	Citrix Systems R&D
This commit is contained in:
Justin T. Gibbs 2013-09-03 13:49:00 +00:00
parent 94582faa19
commit b72c9b0afd
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=255179
1 changed files with 1 additions and 1 deletions
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sys/dev/xen/blkback/blkback.c
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@ -1239,6 +1239,7 @@ xbb_get_resources(struct xbb_softc *xbb, struct xbb_xen_reqlist **reqlist,
nreq->reqlist = *reqlist;
nreq->req_ring_idx = ring_idx;
nreq->id = ring_req->id;
if (xbb->abi != BLKIF_PROTOCOL_NATIVE) {
bcopy(ring_req, &nreq->ring_req_storage, sizeof(*ring_req));
@ -1608,7 +1609,6 @@ xbb_dispatch_io(struct xbb_softc *xbb, struct xbb_xen_reqlist *reqlist)
req_ring_idx = nreq->req_ring_idx;
nr_sects = 0;
nseg = ring_req->nr_segments;
nreq->id = ring_req->id;
nreq->nr_pages = nseg;
nreq->nr_512b_sectors = 0;
req_seg_idx = 0;