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authorJavier González <jg@lightnvm.io>2017-07-07 21:08:53 +0200
committerJens Axboe <axboe@kernel.dk>2017-07-07 21:17:36 +0200
commit56c76417ad310a060252a13f88001c35b73d241d (patch)
tree232b19910247ed301d8ebe74c7d9d08065e78383 /drivers/lightnvm
parentlightnvm: pblk: control I/O flow also on tear down (diff)
downloadlinux-56c76417ad310a060252a13f88001c35b73d241d.tar.xz
linux-56c76417ad310a060252a13f88001c35b73d241d.zip
lightnvm: pblk: remove unnecessary checks
Remove unnecessary checks when freeing dma memory in the completion path. Signed-off-by: Javier González <javier@cnexlabs.com> Signed-off-by: Matias Bjørling <matias@cnexlabs.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/lightnvm')
-rw-r--r--drivers/lightnvm/pblk-write.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/lightnvm/pblk-write.c b/drivers/lightnvm/pblk-write.c
index cc2b9414d17c..3ad9e56d2473 100644
--- a/drivers/lightnvm/pblk-write.c
+++ b/drivers/lightnvm/pblk-write.c
@@ -39,9 +39,7 @@ static unsigned long pblk_end_w_bio(struct pblk *pblk, struct nvm_rq *rqd,
ret = pblk_rb_sync_advance(&pblk->rwb, c_ctx->nr_valid);
- if (rqd->meta_list)
- nvm_dev_dma_free(dev->parent, rqd->meta_list,
- rqd->dma_meta_list);
+ nvm_dev_dma_free(dev->parent, rqd->meta_list, rqd->dma_meta_list);
bio_put(rqd->bio);
pblk_free_rqd(pblk, rqd, WRITE);
@@ -224,9 +222,6 @@ static int pblk_alloc_w_rq(struct pblk *pblk, struct nvm_rq *rqd,
if (!rqd->meta_list)
return -ENOMEM;
- if (unlikely(nr_secs == 1))
- return 0;
-
rqd->ppa_list = rqd->meta_list + pblk_dma_meta_size;
rqd->dma_ppa_list = rqd->dma_meta_list + pblk_dma_meta_size;