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[PATCH 09/25] lightnvm: check bi_error in gc

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From: Wenwei Tao <ww.tao0320@gmail.com>

We should check last io completion status before
starting another one.

Signed-off-by: Wenwei Tao <ww.tao0320@gmail.com>
Signed-off-by: Matias Bjørling <m@bjorling.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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[PATCH 00/25] LightNVM patches for 4.5 Matias Bjørling <m@bjorling.me> - 2016-01-12 08:00 +0100
  [PATCH 24/25] lightnvm: use system block for mm initialization Matias Bjørling <m@bjorling.me> - 2016-01-12 08:00 +0100
  [PATCH 03/25] lightnvm: add check after mempool allocation Matias Bjørling <m@bjorling.me> - 2016-01-12 08:00 +0100
  [PATCH 07/25] lightnvm: refactor end_io functions for sync Matias Bjørling <m@bjorling.me> - 2016-01-12 08:00 +0100
  [PATCH 20/25] lightnvm: add mccap support Matias Bjørling <m@bjorling.me> - 2016-01-12 08:00 +0100
  [PATCH 05/25] lightnvm: move ppa erase logic to core Matias Bjørling <m@bjorling.me> - 2016-01-12 08:00 +0100
  [PATCH 09/25] lightnvm: check bi_error in gc Matias Bjørling <m@bjorling.me> - 2016-01-12 08:00 +0100
  [PATCH 22/25] lightnvm: core on-disk initialization Matias Bjørling <m@bjorling.me> - 2016-01-12 08:00 +0100
  Re: [PATCH 00/25] LightNVM patches for 4.5 Jens Axboe <axboe@fb.com> - 2016-01-12 16:20 +0100
    Re: [PATCH 00/25] LightNVM patches for 4.5 Matias Bjorling <m@bjorling.me> - 2016-01-13 01:10 +0100

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