[GIT PULL 06/18] lightnvm: pblk: return NVM_ error on failed submission

From: Matias BjÃrling
Date: Fri Jun 01 2018 - 09:08:25 EST


From: Javier GonzÃlez <javier@xxxxxxxxxxx>

Return a meaningful error when the sanity vector I/O check fails.

Signed-off-by: Javier GonzÃlez <javier@xxxxxxxxxxxx>
Signed-off-by: Matias BjÃrling <mb@xxxxxxxxxxx>
---
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 2cad918434a7..0d4078805ecc 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;

+ atomic_inc(&pblk->inflight_io);
+
#ifdef CONFIG_NVM_DEBUG
- int ret;
-
- ret = pblk_check_io(pblk, rqd);
- if (ret)
- return ret;
+ 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;

+ atomic_inc(&pblk->inflight_io);
+
#ifdef CONFIG_NVM_DEBUG
- int ret;
-
- ret = pblk_check_io(pblk, rqd);
- if (ret)
- return ret;
+ if (pblk_check_io(pblk, rqd))
+ return NVM_IO_ERR;
#endif

- atomic_inc(&pblk->inflight_io);
-
return nvm_submit_io_sync(dev, rqd);
}

--
2.11.0