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-rw-r--r--drivers/md/bcache/util.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/bcache/util.c b/drivers/md/bcache/util.c
index db3ae4c2b223..dde6172f3f10 100644
--- a/drivers/md/bcache/util.c
+++ b/drivers/md/bcache/util.c
@@ -230,7 +230,7 @@ void bch_bio_map(struct bio *bio, void *base)
BUG_ON(!bio->bi_iter.bi_size);
BUG_ON(bio->bi_vcnt);
- bv->bv_offset = base ? ((unsigned long) base) % PAGE_SIZE : 0;
+ bv->bv_offset = base ? offset_in_page(base) : 0;
goto start;
for (; size; bio->bi_vcnt++, bv++) {