diff options
| author | Javier González <javier@cnexlabs.com> | 2017-10-13 14:46:11 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2017-10-13 08:34:57 -0600 |
| commit | 3627896a4b12ea6bb9e0ff77724a24f53726db2d (patch) | |
| tree | fe974a2d18caa8fa4f0db94db67d272f26b32d79 /drivers/lightnvm | |
| parent | 2942f50fa389a62865572452dce6214a8aed69dc (diff) | |
| download | blackbird-obmc-linux-3627896a4b12ea6bb9e0ff77724a24f53726db2d.tar.gz blackbird-obmc-linux-3627896a4b12ea6bb9e0ff77724a24f53726db2d.zip | |
lightnvm: pblk: use constant for GC max inflight
Use a constant to set the maximum number of inflight GC requests
allowed.
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')
| -rw-r--r-- | drivers/lightnvm/pblk-gc.c | 4 | ||||
| -rw-r--r-- | drivers/lightnvm/pblk.h | 2 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/lightnvm/pblk-gc.c b/drivers/lightnvm/pblk-gc.c index f163829ecca8..c21b2077432a 100644 --- a/drivers/lightnvm/pblk-gc.c +++ b/drivers/lightnvm/pblk-gc.c @@ -93,7 +93,7 @@ static int pblk_gc_move_valid_secs(struct pblk *pblk, struct pblk_gc_rq *gc_rq) retry: spin_lock(&gc->w_lock); - if (gc->w_entries >= PBLK_GC_W_QD) { + if (gc->w_entries >= PBLK_GC_RQ_QD) { spin_unlock(&gc->w_lock); pblk_gc_writer_kick(&pblk->gc); usleep_range(128, 256); @@ -602,7 +602,7 @@ int pblk_gc_init(struct pblk *pblk) spin_lock_init(&gc->w_lock); spin_lock_init(&gc->r_lock); - sema_init(&gc->gc_sem, 128); + sema_init(&gc->gc_sem, PBLK_GC_RQ_QD); INIT_LIST_HEAD(&gc->w_list); INIT_LIST_HEAD(&gc->r_list); diff --git a/drivers/lightnvm/pblk.h b/drivers/lightnvm/pblk.h index 60edcda0fc7f..baa6a633990f 100644 --- a/drivers/lightnvm/pblk.h +++ b/drivers/lightnvm/pblk.h @@ -816,7 +816,7 @@ int pblk_recov_setup_rq(struct pblk *pblk, struct pblk_c_ctx *c_ctx, * pblk gc */ #define PBLK_GC_MAX_READERS 8 /* Max number of outstanding GC reader jobs */ -#define PBLK_GC_W_QD 128 /* Queue depth for inflight GC write I/Os */ +#define PBLK_GC_RQ_QD 128 /* Queue depth for inflight GC requests */ #define PBLK_GC_L_QD 4 /* Queue depth for inflight GC lines */ #define PBLK_GC_RSV_LINE 1 /* Reserved lines for GC */ |
