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List:       drbd-dev
Subject:    [Drbd-dev] [PATCH 06/14] dm: pass the bio instead of tio to __map_bio
From:       Christoph Hellwig <hch () lst ! de>
Date:       2022-01-27 6:35:38
Message-ID: 20220127063546.1314111-7-hch () lst ! de
[Download RAW message or body]

This simplifies the callers a bit.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 drivers/md/dm.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index f00c0582a2460..7cc477b2b77e9 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1117,11 +1117,11 @@ static noinline void __set_swap_bios_limit(struct mapped_device *md, int latch)
 	mutex_unlock(&md->swap_bios_lock);
 }
 
-static void __map_bio(struct dm_target_io *tio)
+static void __map_bio(struct bio *clone)
 {
+	struct dm_target_io *tio = clone_to_tio(clone);
 	int r;
 	sector_t sector;
-	struct bio *clone = &tio->clone;
 	struct dm_io *io = tio->io;
 	struct dm_target *ti = tio->ti;
 
@@ -1227,7 +1227,7 @@ static int __clone_and_map_data_bio(struct clone_info *ci, struct dm_target *ti,
 	if (bio_integrity(bio))
 		bio_integrity_trim(clone);
 
-	__map_bio(tio);
+	__map_bio(clone);
 	return 0;
 free_tio:
 	free_tio(tio);
@@ -1283,11 +1283,9 @@ static void __send_duplicate_bios(struct clone_info *ci, struct dm_target *ti,
 	alloc_multiple_bios(&blist, ci, ti, num_bios, len);
 
 	while ((clone = bio_list_pop(&blist))) {
-		struct dm_target_io *tio = clone_to_tio(clone);
-
 		if (len)
 			bio_setup_sector(clone, ci->sector, *len);
-		__map_bio(tio);
+		__map_bio(clone);
 	}
 }
 
-- 
2.30.2

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