From 0d880398cb6254ab3e110e2a8a659da65a56ffee Mon Sep 17 00:00:00 2001 From: Javier González Date: Fri, 13 Oct 2017 14:46:08 +0200 Subject: 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 Signed-off-by: Javier González Signed-off-by: Matias Bjørling Signed-off-by: Jens Axboe --- drivers/lightnvm/pblk.h | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'drivers/lightnvm/pblk.h') 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; -- cgit v1.2.3-55-g7522