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lightnvm: remove unused lists from struct rrpc_block

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The ->list, ->open_list, and ->closed_list lists were previously used
for statistics. However, their usage have been removed, and thus these
can safely be removed.

Signed-off-by: Matias Bjørling <m@bjorling.me>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Matias Bjørling 2016-07-07 09:54:18 +02:00 committed by Jens Axboe
parent 5cd907853d
commit 8c39eddbf2
2 changed files with 0 additions and 17 deletions
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9
drivers/lightnvm/rrpc.c
View file

@ -205,7 +205,6 @@ static struct rrpc_block *rrpc_get_blk(struct rrpc *rrpc, struct rrpc_lun *rlun,
}
rblk = rrpc_get_rblk(rlun, blk->id);
list_add_tail(&rblk->list, &rlun->open_list);
spin_unlock(&lun->lock);
blk->priv = rblk;
@ -224,7 +223,6 @@ static void rrpc_put_blk(struct rrpc *rrpc, struct rrpc_block *rblk)
spin_lock(&lun->lock);
nvm_put_blk_unlocked(rrpc->dev, rblk->parent);
list_del(&rblk->list);
spin_unlock(&lun->lock);
}
@ -511,16 +509,11 @@ static void rrpc_gc_queue(struct work_struct *work)
struct rrpc *rrpc = gcb->rrpc;
struct rrpc_block *rblk = gcb->rblk;
struct rrpc_lun *rlun = rblk->rlun;
struct nvm_lun *lun = rblk->parent->lun;
spin_lock(&rlun->lock);
list_add_tail(&rblk->prio, &rlun->prio_list);
spin_unlock(&rlun->lock);
spin_lock(&lun->lock);
list_move_tail(&rblk->list, &rlun->closed_list);
spin_unlock(&lun->lock);
mempool_free(gcb, rrpc->gcb_pool);
pr_debug("nvm: block '%lu' is full, allow GC (sched)\n",
rblk->parent->id);
@ -1194,8 +1187,6 @@ static int rrpc_luns_init(struct rrpc *rrpc, int lun_begin, int lun_end)
rlun->rrpc = rrpc;
INIT_LIST_HEAD(&rlun->prio_list);
INIT_LIST_HEAD(&rlun->open_list);
INIT_LIST_HEAD(&rlun->closed_list);
INIT_WORK(&rlun->ws_gc, rrpc_lun_gc);
spin_lock_init(&rlun->lock);

8
drivers/lightnvm/rrpc.h
View file

@ -56,7 +56,6 @@ struct rrpc_block {
struct nvm_block *parent;
struct rrpc_lun *rlun;
struct list_head prio;
struct list_head list;
#define MAX_INVALID_PAGES_STORAGE 8
/* Bitmap for invalid page intries */
@ -77,13 +76,6 @@ struct rrpc_lun {
struct rrpc_block *blocks; /* Reference to block allocation */
struct list_head prio_list; /* Blocks that may be GC'ed */
struct list_head open_list; /* In-use open blocks. These are blocks
* that can be both written to and read
* from
*/
struct list_head closed_list; /* In-use closed blocks. These are
* blocks that can _only_ be read from
*/
struct work_struct ws_gc;