diff options
Diffstat (limited to 'drivers/md/dm-cache-target.c')
| -rw-r--r-- | drivers/md/dm-cache-target.c | 24 |
1 files changed, 8 insertions, 16 deletions
diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c index 447d030036d1..1c37fe028e53 100644 --- a/drivers/md/dm-cache-target.c +++ b/drivers/md/dm-cache-target.c @@ -744,21 +744,14 @@ static void check_if_tick_bio_needed(struct cache *cache, struct bio *bio) spin_unlock_irq(&cache->lock); } -static void __remap_to_origin_clear_discard(struct cache *cache, struct bio *bio, - dm_oblock_t oblock, bool bio_has_pbd) -{ - if (bio_has_pbd) - check_if_tick_bio_needed(cache, bio); - remap_to_origin(cache, bio); - if (bio_data_dir(bio) == WRITE) - clear_discard(cache, oblock_to_dblock(cache, oblock)); -} - static void remap_to_origin_clear_discard(struct cache *cache, struct bio *bio, dm_oblock_t oblock) { // FIXME: check_if_tick_bio_needed() is called way too much through this interface - __remap_to_origin_clear_discard(cache, bio, oblock, true); + check_if_tick_bio_needed(cache, bio); + remap_to_origin(cache, bio); + if (bio_data_dir(bio) == WRITE) + clear_discard(cache, oblock_to_dblock(cache, oblock)); } static void remap_to_cache_dirty(struct cache *cache, struct bio *bio, @@ -831,11 +824,10 @@ static void remap_to_origin_and_cache(struct cache *cache, struct bio *bio, BUG_ON(!origin_bio); bio_chain(origin_bio, bio); - /* - * Passing false to __remap_to_origin_clear_discard() skips - * all code that might use per_bio_data (since clone doesn't have it) - */ - __remap_to_origin_clear_discard(cache, origin_bio, oblock, false); + + remap_to_origin(cache, origin_bio); + if (bio_data_dir(origin_bio) == WRITE) + clear_discard(cache, oblock_to_dblock(cache, oblock)); submit_bio(origin_bio); remap_to_cache(cache, bio, cblock); |