Using local kmaps slightly reduces the chances to stray writes, and the bvec interface cleans up the code a little bit.
Signed-off-by: Christoph Hellwig <[email protected]> --- drivers/md/dm-verity-target.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/md/dm-verity-target.c b/drivers/md/dm-verity-target.c index aae48a8b1a048..c1403d3e9d1ea 100644 --- a/drivers/md/dm-verity-target.c +++ b/drivers/md/dm-verity-target.c @@ -428,14 +428,14 @@ int verity_for_bv_block(struct dm_verity *v, struct dm_verity_io *io, unsigned len; struct bio_vec bv = bio_iter_iovec(bio, *iter); - page = kmap_atomic(bv.bv_page); + page = bvec_kmap_local(&bv); len = bv.bv_len; if (likely(len >= todo)) len = todo; - r = process(v, io, page + bv.bv_offset, len); - kunmap_atomic(page); + r = process(v, io, page, len); + kunmap_local(page); if (r < 0) return r; -- 2.30.2 -- dm-devel mailing list [email protected] https://listman.redhat.com/mailman/listinfo/dm-devel
