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| author | Ming Lei <ming.lei@redhat.com> | 2019-02-15 19:13:19 +0800 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2019-02-15 08:40:11 -0700 |
| commit | 6dc4f100c175dd0511ae8674786e7c9006cdfbfa (patch) | |
| tree | b8e5204ca6eec1275187496f2d6c069643e478dc /drivers/md/raid1.c | |
| parent | 2e1f4f4d2481d8bf111904c3e45fc0c4c94bf76e (diff) | |
| download | linux-6dc4f100c175dd0511ae8674786e7c9006cdfbfa.tar.gz | |
block: allow bio_for_each_segment_all() to iterate over multi-page bvec
This patch introduces one extra iterator variable to bio_for_each_segment_all(), then we can allow bio_for_each_segment_all() to iterate over multi-page bvec. Given it is just one mechannical & simple change on all bio_for_each_segment_all() users, this patch does tree-wide change in one single patch, so that we can avoid to use a temporary helper for this conversion. Reviewed-by: Omar Sandoval <osandov@fb.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Ming Lei <ming.lei@redhat.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md/raid1.c')
| -rw-r--r-- | drivers/md/raid1.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 7e63ccc4ae7b..88c61d3090b0 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -2112,13 +2112,14 @@ static void process_checks(struct r1bio *r1_bio) struct page **spages = get_resync_pages(sbio)->pages; struct bio_vec *bi; int page_len[RESYNC_PAGES] = { 0 }; + struct bvec_iter_all iter_all; if (sbio->bi_end_io != end_sync_read) continue; /* Now we can 'fixup' the error value */ sbio->bi_status = 0; - bio_for_each_segment_all(bi, sbio, j) + bio_for_each_segment_all(bi, sbio, j, iter_all) page_len[j] = bi->bv_len; if (!status) { |