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xen/blkback: Fix up some of the comments.

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They had the wrong data or were in the wrong spot.

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
This commit is contained in:
Konrad Rzeszutek Wilk 2011-05-05 13:42:10 -04:00
parent fc53bf757e
commit 3d68b39926
1 changed files with 3 additions and 3 deletions
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6
drivers/block/xen-blkback/blkback.c
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@ -603,7 +603,7 @@ static int dispatch_rw_block_io(struct blkif_st *blkif,
if (xen_blkbk_map(req, pending_req, seg)) if (xen_blkbk_map(req, pending_req, seg))
goto fail_flush; goto fail_flush;
/* This corresponding blkif_put is done in __end_block_io_op */ /* This corresponding xen_blkif_put is done in __end_block_io_op */
xen_blkif_get(blkif); xen_blkif_get(blkif);
for (i = 0; i < nseg; i++) { for (i = 0; i < nseg; i++) {
@ -626,7 +626,7 @@ static int dispatch_rw_block_io(struct blkif_st *blkif,
preq.sector_number += seg[i].nsec; preq.sector_number += seg[i].nsec;
} }
/* This will be hit if the operation was a barrier. */ /* This will be hit if the operation was a flush. */
if (!bio) { if (!bio) {
BUG_ON(operation != WRITE_FLUSH); BUG_ON(operation != WRITE_FLUSH);
bio = biolist[nbio++] = bio_alloc(GFP_KERNEL, 0); bio = biolist[nbio++] = bio_alloc(GFP_KERNEL, 0);
@ -650,8 +650,8 @@ static int dispatch_rw_block_io(struct blkif_st *blkif,
for (i = 0; i < nbio; i++) for (i = 0; i < nbio; i++)
submit_bio(operation, biolist[i]); submit_bio(operation, biolist[i]);
blk_finish_plug(&plug);
/* Let the I/Os go.. */ /* Let the I/Os go.. */
blk_finish_plug(&plug);
if (operation == READ) if (operation == READ)
blkif->st_rd_sect += preq.nr_sects; blkif->st_rd_sect += preq.nr_sects;