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| author | Javier González | 2017-10-13 14:46:08 +0200 |
|---|---|---|
| committer | Jens Axboe | 2017-10-13 16:34:57 +0200 |
| commit | 0d880398cb6254ab3e110e2a8a659da65a56ffee (patch) | |
| tree | 226aacdbbef55ec17523569a30bc4e3f426e4e5b /drivers/lightnvm/pblk.h | |
| parent | lightnvm: pblk: simplify work_queue mempool (diff) | |
| download | kernel-qcow2-linux-0d880398cb6254ab3e110e2a8a659da65a56ffee.tar.gz kernel-qcow2-linux-0d880398cb6254ab3e110e2a8a659da65a56ffee.tar.xz kernel-qcow2-linux-0d880398cb6254ab3e110e2a8a659da65a56ffee.zip | |
lightnvm: pblk: decouple read/erase mempools
Since read and erase paths offer different guarantees for inflight I/Os,
separate the mempools to set the right min_nr for each on creation.
Reported-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Javier González <javier@cnexlabs.com>
Signed-off-by: Matias Bjørling <m@bjorling.me>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/lightnvm/pblk.h')
| -rw-r--r-- | drivers/lightnvm/pblk.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/lightnvm/pblk.h b/drivers/lightnvm/pblk.h index efaa781abb06..419e1b7328e4 100644 --- a/drivers/lightnvm/pblk.h +++ b/drivers/lightnvm/pblk.h @@ -41,7 +41,6 @@ #define PBLK_MAX_REQ_ADDRS_PW (6) #define PBLK_META_POOL_SIZE (128) -#define PBLK_READ_REQ_POOL_SIZE (1024) #define PBLK_NR_CLOSE_JOBS (4) @@ -60,6 +59,7 @@ #define ERASE 2 /* READ = 0, WRITE = 1 */ +/* Static pool sizes */ #define PBLK_GEN_WS_POOL_SIZE (2) enum { @@ -624,8 +624,9 @@ struct pblk { mempool_t *page_bio_pool; mempool_t *gen_ws_pool; mempool_t *rec_pool; - mempool_t *g_rq_pool; + mempool_t *r_rq_pool; mempool_t *w_rq_pool; + mempool_t *e_rq_pool; mempool_t *line_meta_pool; struct workqueue_struct *close_wq; |