[Devel] [RH7 PATCH 6/6] patch ploop_state_debugging.patch

2016-06-23 Thread Dmitry Monakhov 
Signed-off-by: Dmitry Monakhov 
---
 drivers/block/ploop/dev.c | 6 ++
 1 file changed, 6 insertions(+)

diff --git a/drivers/block/ploop/dev.c b/drivers/block/ploop/dev.c
index 090cd2d..9bf8592 100644
--- a/drivers/block/ploop/dev.c
+++ b/drivers/block/ploop/dev.c
@@ -1232,6 +1232,12 @@ static void ploop_complete_request(struct ploop_request 
* preq)
}
preq->bl.tail = NULL;
 
+   if (!preq->error) {
+   unsigned long state = READ_ONCE(preq->state);
+   WARN_ON(state & (PLOOP_REQ_POST_SUBMIT_FL|
+PLOOP_REQ_DEL_CONV_FL |
+PLOOP_REQ_DEL_FLUSH_FL ));
+   }
if (test_bit(PLOOP_REQ_RELOC_A, &preq->state) ||
test_bit(PLOOP_REQ_RELOC_S, &preq->state)) {
if (preq->error)
-- 
1.8.3.1

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Re: [Devel] [RH7 PATCH 6/6] patch ploop_state_debugging.patch

2016-06-23 Thread Maxim Patlasov 

OK

On 06/23/2016 10:25 AM, Dmitry Monakhov wrote:

Signed-off-by: Dmitry Monakhov 
---
  drivers/block/ploop/dev.c | 6 ++
  1 file changed, 6 insertions(+)

diff --git a/drivers/block/ploop/dev.c b/drivers/block/ploop/dev.c
index 090cd2d..9bf8592 100644
--- a/drivers/block/ploop/dev.c
+++ b/drivers/block/ploop/dev.c
@@ -1232,6 +1232,12 @@ static void ploop_complete_request(struct ploop_request 
* preq)
}
preq->bl.tail = NULL;
  
+	if (!preq->error) {

+   unsigned long state = READ_ONCE(preq->state);
+   WARN_ON(state & (PLOOP_REQ_POST_SUBMIT_FL|
+PLOOP_REQ_DEL_CONV_FL |
+PLOOP_REQ_DEL_FLUSH_FL ));
+   }
if (test_bit(PLOOP_REQ_RELOC_A, &preq->state) ||
test_bit(PLOOP_REQ_RELOC_S, &preq->state)) {
if (preq->error)


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