forked from Minki/linux
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>
This commit is contained in:
parent
3e45c91e5c
commit
fdecee3224
@ -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;
|
||||
|
Loading…
Reference in New Issue
Block a user