Messages in this thread Patch in this message | | | From | Julien Grall <> | Subject | [RFC 05/23] block/xen-blkfront: Remove invalid comment | Date | Thu, 14 May 2015 18:00:45 +0100 |
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From: Julien Grall <julien.grall@linaro.org>
Since commit b764915 "xen-blkfront: use a different scatterlist for each request", biovec has been replaced by scatterlist when copying back the data during a completion request.
Signed-off-by: Julien Grall <julien.grall@citrix.com> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com> Cc: David Vrabel <david.vrabel@citrix.com> Cc: Roger Pau Monné <roger.pau@citrix.com> --- drivers/block/xen-blkfront.c | 6 ------ 1 file changed, 6 deletions(-)
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index 5c72c25..60cf1d6 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -1056,12 +1056,6 @@ static void blkif_completion(struct blk_shadow *s, struct blkfront_info *info, s->req.u.indirect.nr_segments : s->req.u.rw.nr_segments; if (bret->operation == BLKIF_OP_READ && info->feature_persistent) { - /* - * Copy the data received from the backend into the bvec. - * Since bv_offset can be different than 0, and bv_len different - * than PAGE_SIZE, we have to keep track of the current offset, - * to be sure we are copying the data from the right shared page. - */ for_each_sg(s->sg, sg, nseg, i) { BUG_ON(sg->offset + sg->length > PAGE_SIZE); shared_data = kmap_atomic( -- 2.1.4
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