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| author | Joe Thornber <ejt@redhat.com> | 2015-02-20 13:54:14 +0000 |
|---|---|---|
| committer | Mike Snitzer <snitzer@redhat.com> | 2015-03-31 12:03:48 -0400 |
| commit | fdecee3224d90e51c611198baeb0c38e568ca0e8 (patch) | |
| tree | 35e50ffb10f5376da52186742a87e91208d10956 | |
| parent | 3e45c91e5cdd0cfd3cc1228628602c8e7e587157 (diff) | |
| download | linux-fdecee3224d90e51c611198baeb0c38e568ca0e8.tar.bz2 | |
dm cache policy mq: remove unused generation member of struct entry
Remove to stop wasting memory.
Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
| -rw-r--r-- | drivers/md/dm-cache-policy-mq.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/md/dm-cache-policy-mq.c b/drivers/md/dm-cache-policy-mq.c index 97b14309df90..6bfb39411fa9 100644 --- a/drivers/md/dm-cache-policy-mq.c +++ b/drivers/md/dm-cache-policy-mq.c @@ -253,7 +253,6 @@ struct entry { */ bool dirty:1; unsigned hit_count; - unsigned generation; }; /* @@ -744,7 +743,6 @@ static int pre_cache_to_cache(struct mq_policy *mq, struct entry *e, new_e->oblock = e->oblock; new_e->dirty = false; new_e->hit_count = e->hit_count; - new_e->generation = e->generation; del(mq, e); free_entry(&mq->pre_cache_pool, e); @@ -796,7 +794,6 @@ static void insert_in_pre_cache(struct mq_policy *mq, e->dirty = false; e->oblock = oblock; e->hit_count = 1; - e->generation = mq->generation; push(mq, e); } @@ -829,7 +826,6 @@ static void insert_in_cache(struct mq_policy *mq, dm_oblock_t oblock, e->oblock = oblock; e->dirty = false; e->hit_count = 1; - e->generation = mq->generation; push(mq, e); result->cblock = infer_cblock(&mq->cache_pool, e); @@ -1026,7 +1022,6 @@ static int mq_load_mapping(struct dm_cache_policy *p, e->oblock = oblock; e->dirty = false; /* this gets corrected in a minute */ e->hit_count = hint_valid ? hint : 1; - e->generation = mq->generation; push(mq, e); return 0; |