From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758269AbdJMMrg (ORCPT ); Fri, 13 Oct 2017 08:47:36 -0400 Received: from mail-wm0-f65.google.com ([74.125.82.65]:43425 "EHLO mail-wm0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758246AbdJMMre (ORCPT ); Fri, 13 Oct 2017 08:47:34 -0400 X-Google-Smtp-Source: AOwi7QCMqf7v3hbNrJ8qoPHptghbkernU8J94nfrSsdUZZBSCA05+4kgkl8GZNk7n3v0Es2jplX0JA== From: =?UTF-8?q?Matias=20Bj=C3=B8rling?= To: axboe@fb.com Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, =?UTF-8?q?Javier=20Gonz=C3=A1lez?= , =?UTF-8?q?Matias=20Bj=C3=B8rling?= Subject: [GIT PULL 27/58] lightnvm: pblk: put bio on bio completion Date: Fri, 13 Oct 2017 14:46:16 +0200 Message-Id: <20171013124647.32668-28-m@bjorling.me> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20171013124647.32668-1-m@bjorling.me> References: <20171013124647.32668-1-m@bjorling.me> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Javier González Simplify put bio by doing it on bio end_io instead of manually putting it on the completion path. Signed-off-by: Javier González Signed-off-by: Matias Bjørling --- drivers/lightnvm/pblk-core.c | 10 +++++++--- drivers/lightnvm/pblk-read.c | 1 - drivers/lightnvm/pblk-recovery.c | 1 - drivers/lightnvm/pblk-write.c | 8 +------- 4 files changed, 8 insertions(+), 12 deletions(-) diff --git a/drivers/lightnvm/pblk-core.c b/drivers/lightnvm/pblk-core.c index 6dd4866..3d27d24 100644 --- a/drivers/lightnvm/pblk-core.c +++ b/drivers/lightnvm/pblk-core.c @@ -417,6 +417,11 @@ int pblk_submit_io(struct pblk *pblk, struct nvm_rq *rqd) return nvm_submit_io(dev, rqd); } +static void pblk_bio_map_addr_endio(struct bio *bio) +{ + bio_put(bio); +} + struct bio *pblk_bio_map_addr(struct pblk *pblk, void *data, unsigned int nr_secs, unsigned int len, int alloc_type, gfp_t gfp_mask) @@ -453,6 +458,8 @@ struct bio *pblk_bio_map_addr(struct pblk *pblk, void *data, kaddr += PAGE_SIZE; } + + bio->bi_end_io = pblk_bio_map_addr_endio; out: return bio; } @@ -671,9 +678,6 @@ static int pblk_line_submit_emeta_io(struct pblk *pblk, struct pblk_line *line, atomic_dec(&pblk->inflight_io); reinit_completion(&wait); - if (likely(pblk->l_mg.emeta_alloc_type == PBLK_VMALLOC_META)) - bio_put(bio); - if (rqd.error) { if (dir == WRITE) pblk_log_write_err(pblk, &rqd); diff --git a/drivers/lightnvm/pblk-read.c b/drivers/lightnvm/pblk-read.c index c28d650..e7141b1 100644 --- a/drivers/lightnvm/pblk-read.c +++ b/drivers/lightnvm/pblk-read.c @@ -531,7 +531,6 @@ int pblk_submit_read_gc(struct pblk *pblk, struct pblk_gc_rq *gc_rq) atomic_long_sub(gc_rq->secs_to_gc, &pblk->inflight_reads); #endif - bio_put(bio); out: nvm_dev_dma_free(dev->parent, rqd.meta_list, rqd.dma_meta_list); return ret; diff --git a/drivers/lightnvm/pblk-recovery.c b/drivers/lightnvm/pblk-recovery.c index 6b6b418..e59270e 100644 --- a/drivers/lightnvm/pblk-recovery.c +++ b/drivers/lightnvm/pblk-recovery.c @@ -333,7 +333,6 @@ static void pblk_end_io_recov(struct nvm_rq *rqd) pblk_up_page(pblk, rqd->ppa_list, rqd->nr_ppas); - bio_put(rqd->bio); nvm_dev_dma_free(dev->parent, rqd->meta_list, rqd->dma_meta_list); pblk_free_rqd(pblk, rqd, WRITE); diff --git a/drivers/lightnvm/pblk-write.c b/drivers/lightnvm/pblk-write.c index 0fb8f26..0c0481c 100644 --- a/drivers/lightnvm/pblk-write.c +++ b/drivers/lightnvm/pblk-write.c @@ -188,17 +188,12 @@ static void pblk_end_io_write_meta(struct nvm_rq *rqd) pblk_log_write_err(pblk, rqd); pr_err("pblk: metadata I/O failed. Line %d\n", line->id); } -#ifdef CONFIG_NVM_DEBUG - else - WARN_ONCE(rqd->bio->bi_status, "pblk: corrupted write error\n"); -#endif sync = atomic_add_return(rqd->nr_ppas, &emeta->sync); if (sync == emeta->nr_entries) pblk_gen_run_ws(pblk, line, NULL, pblk_line_close_ws, GFP_ATOMIC, pblk->close_wq); - bio_put(rqd->bio); nvm_dev_dma_free(dev->parent, rqd->meta_list, rqd->dma_meta_list); pblk_free_rqd(pblk, rqd, READ); @@ -427,8 +422,7 @@ int pblk_submit_meta_io(struct pblk *pblk, struct pblk_line *meta_line) nvm_dev_dma_free(dev->parent, rqd->meta_list, rqd->dma_meta_list); fail_free_bio: - if (likely(l_mg->emeta_alloc_type == PBLK_VMALLOC_META)) - bio_put(bio); + bio_put(bio); fail_free_rqd: pblk_free_rqd(pblk, rqd, READ); return ret; -- 2.9.3