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Message-Id: <1452581379-18162-10-git-send-email-m@bjorling.me>
Date: Tue, 12 Jan 2016 07:49:23 +0100
From: Matias Bjørling <m@...rling.me>
To: linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
axboe@...com
Cc: Wenwei Tao <ww.tao0320@...il.com>,
Matias Bjørling <m@...rling.me>
Subject: [PATCH 09/25] lightnvm: check bi_error in gc
From: Wenwei Tao <ww.tao0320@...il.com>
We should check last io completion status before
starting another one.
Signed-off-by: Wenwei Tao <ww.tao0320@...il.com>
Signed-off-by: Matias Bjørling <m@...rling.me>
---
drivers/lightnvm/rrpc.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/drivers/lightnvm/rrpc.c b/drivers/lightnvm/rrpc.c
index 661c6f3..5df4a69 100644
--- a/drivers/lightnvm/rrpc.c
+++ b/drivers/lightnvm/rrpc.c
@@ -330,6 +330,10 @@ try:
goto finished;
}
wait_for_completion_io(&wait);
+ if (bio->bi_error) {
+ rrpc_inflight_laddr_release(rrpc, rqd);
+ goto finished;
+ }
bio_reset(bio);
reinit_completion(&wait);
@@ -352,6 +356,8 @@ try:
wait_for_completion_io(&wait);
rrpc_inflight_laddr_release(rrpc, rqd);
+ if (bio->bi_error)
+ goto finished;
bio_reset(bio);
}
--
2.1.4
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