Messages in this thread Patch in this message | | | From | Geliang Tang <> | Subject | [PATCH v2] dm bio prison: use rb_entry() | Date | Sat, 6 May 2017 23:39:10 +0800 |
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To make the code clearer, use rb_entry() instead of container_of() to deal with rbtree.
Signed-off-by: Geliang Tang <geliangtang@gmail.com> Acked-by: Coly Li <colyli@suse.de> --- Changes in v2: - Apply to dm-bio-prison-v1.c and dm-bio-prison-v2.c --- drivers/md/dm-bio-prison-v1.c | 2 +- drivers/md/dm-bio-prison-v2.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/md/dm-bio-prison-v1.c b/drivers/md/dm-bio-prison-v1.c index ae7da2c..f8d221b 100644 --- a/drivers/md/dm-bio-prison-v1.c +++ b/drivers/md/dm-bio-prison-v1.c @@ -116,7 +116,7 @@ static int __bio_detain(struct dm_bio_prison *prison, while (*new) { struct dm_bio_prison_cell *cell = - container_of(*new, struct dm_bio_prison_cell, node); + rb_entry(*new, struct dm_bio_prison_cell, node); r = cmp_keys(key, &cell->key); diff --git a/drivers/md/dm-bio-prison-v2.c b/drivers/md/dm-bio-prison-v2.c index c9b11f7..8ce3a1a 100644 --- a/drivers/md/dm-bio-prison-v2.c +++ b/drivers/md/dm-bio-prison-v2.c @@ -120,7 +120,7 @@ static bool __find_or_insert(struct dm_bio_prison_v2 *prison, while (*new) { struct dm_bio_prison_cell_v2 *cell = - container_of(*new, struct dm_bio_prison_cell_v2, node); + rb_entry(*new, struct dm_bio_prison_cell_v2, node); r = cmp_keys(key, &cell->key); -- 2.9.3
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