Messages in this thread Patch in this message |  | | From | Ming Lei <> | Subject | [PATCH 14/60] block: drbd: comment on direct access bvec table | Date | Sat, 29 Oct 2016 16:08:13 +0800 |
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Signed-off-by: Ming Lei <tom.leiming@gmail.com> --- drivers/block/drbd/drbd_bitmap.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/block/drbd/drbd_bitmap.c b/drivers/block/drbd/drbd_bitmap.c index ab62b81c2ca7..ce9506da30ad 100644 --- a/drivers/block/drbd/drbd_bitmap.c +++ b/drivers/block/drbd/drbd_bitmap.c @@ -953,6 +953,7 @@ static void drbd_bm_endio(struct bio *bio) struct drbd_bm_aio_ctx *ctx = bio->bi_private; struct drbd_device *device = ctx->device; struct drbd_bitmap *b = device->bitmap; + /* single page bio, safe for multipage bvec */ unsigned int idx = bm_page_to_idx(bio->bi_io_vec[0].bv_page); if ((ctx->flags & BM_AIO_COPY_PAGES) == 0 && -- 2.7.4
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