From: =?UTF-8?q?Javier=20Gonz=C3=A1lez?= <javier@javigon.com>
Date: Fri, 1 Jun 2018 15:04:20 +0200
Subject: [PATCH] lightnvm: pblk: return NVM_ error on failed submission
Git-commit: b6730dd4a954ef5a421fe11cbaa02dafe55fcd49
Patch-mainline: v4.18-rc1
References: bsc#1104967,FATE#325924
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Return a meaningful error when the sanity vector I/O check fails.
Signed-off-by: Javier González <javier@cnexlabs.com>
Signed-off-by: Matias Bjørling <mb@lightnvm.io>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Acked-by: Hannes Reinecke <hare@suse.com>
---
drivers/lightnvm/pblk-core.c | 22 ++++++++--------------
1 file changed, 8 insertions(+), 14 deletions(-)
diff --git a/drivers/lightnvm/pblk-core.c b/drivers/lightnvm/pblk-core.c
index f34ce522348e..9a70cfe18934 100644
--- a/drivers/lightnvm/pblk-core.c
+++ b/drivers/lightnvm/pblk-core.c
@@ -467,16 +467,13 @@ int pblk_submit_io(struct pblk *pblk, struct nvm_rq *rqd)
{
struct nvm_tgt_dev *dev = pblk->dev;
-#ifdef CONFIG_NVM_DEBUG
- int ret;
+ atomic_inc(&pblk->inflight_io);
- ret = pblk_check_io(pblk, rqd);
- if (ret)
- return ret;
+#ifdef CONFIG_NVM_DEBUG
+ if (pblk_check_io(pblk, rqd))
+ return NVM_IO_ERR;
#endif
- atomic_inc(&pblk->inflight_io);
-
return nvm_submit_io(dev, rqd);
}
@@ -484,16 +481,13 @@ int pblk_submit_io_sync(struct pblk *pblk, struct nvm_rq *rqd)
{
struct nvm_tgt_dev *dev = pblk->dev;
-#ifdef CONFIG_NVM_DEBUG
- int ret;
+ atomic_inc(&pblk->inflight_io);
- ret = pblk_check_io(pblk, rqd);
- if (ret)
- return ret;
+#ifdef CONFIG_NVM_DEBUG
+ if (pblk_check_io(pblk, rqd))
+ return NVM_IO_ERR;
#endif
- atomic_inc(&pblk->inflight_io);
-
return nvm_submit_io_sync(dev, rqd);
}
--
2.12.3