[GIT PULL 57/58] lightnvm: fail fast on passthrough commands

From: Matias BjÃrling
Date: Fri Oct 13 2017 - 08:48:11 EST


From: Javier GonzÃlez <javier@xxxxxxxxxxxx>

Make LightNVM passhtrough commands fail fast. User space will then take
care of re-submitting.

Fixes: 84d4add793c6 ('lightnvm: add ioctls for vector I/Os')
Signed-off-by: Javier GonzÃlez <javier@xxxxxxxxxxxx>
Signed-off-by: Matias BjÃrling <m@xxxxxxxxxxx>
---
drivers/nvme/host/lightnvm.c | 2 --
1 file changed, 2 deletions(-)

diff --git a/drivers/nvme/host/lightnvm.c b/drivers/nvme/host/lightnvm.c
index 1f79e3f..6017153 100644
--- a/drivers/nvme/host/lightnvm.c
+++ b/drivers/nvme/host/lightnvm.c
@@ -600,8 +600,6 @@ static int nvme_nvm_submit_user_cmd(struct request_queue *q,

rq->timeout = timeout ? timeout : ADMIN_TIMEOUT;

- rq->cmd_flags &= ~REQ_FAILFAST_DRIVER;
-
if (ppa_buf && ppa_len) {
ppa_list = dma_pool_alloc(dev->dma_pool, GFP_KERNEL, &ppa_dma);
if (!ppa_list) {
--
2.9.3