From: Kent Overstreet Date: Fri, 30 Oct 2020 21:29:38 +0000 (-0400) Subject: bcachefs: Improve check for when bios are physically contiguous X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=b16fa0bae5766748bd682b0829136ca02d6ea3ba;p=linux.git bcachefs: Improve check for when bios are physically contiguous Signed-off-by: Kent Overstreet Signed-off-by: Kent Overstreet --- diff --git a/fs/bcachefs/compress.c b/fs/bcachefs/compress.c index 595d76aa3956b..27bbc265d550a 100644 --- a/fs/bcachefs/compress.c +++ b/fs/bcachefs/compress.c @@ -70,7 +70,7 @@ static struct bbuf __bio_map_or_bounce(struct bch_fs *c, struct bio *bio, BUG_ON(bvec_iter_sectors(start) > c->sb.encoded_extent_max); - if (!IS_ENABLED(CONFIG_HIGHMEM) && + if (!PageHighMem(bio_iter_page(bio, start)) && bio_phys_contig(bio, start)) return (struct bbuf) { .b = page_address(bio_iter_page(bio, start)) +