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Groups > linux.kernel > #1683373
| From | "Javier González" <jg@lightnvm.io> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 2/2] lightnvm: pblk: remove unnecessary checks |
| Date | 2017-07-07 21:10 +0200 |
| Message-ID | <u0GNz-8jW-9@gated-at.bofh.it> (permalink) |
| References | <u0GNz-8jW-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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> --- drivers/lightnvm/pblk-write.c | 7 +------ 1 file changed, 1 insertion(+), 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; -- 2.7.4
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[PATCH 0/2] LightNVM: Fixes for 4.13 "Javier González" <jg@lightnvm.io> - 2017-07-07 21:10 +0200 [PATCH 2/2] lightnvm: pblk: remove unnecessary checks "Javier González" <jg@lightnvm.io> - 2017-07-07 21:10 +0200 [PATCH 1/2] lightnvm: pblk: control I/O flow also on tear down "Javier González" <jg@lightnvm.io> - 2017-07-07 21:10 +0200
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