| From | Sasha Levin <> | Subject | [PATCH AUTOSEL for 4.9 087/190] xprtrdma: Cancel refresh worker during buffer shutdown | Date | Thu, 8 Mar 2018 04:59:29 +0000 |
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From: Chuck Lever <chuck.lever@oracle.com>
[ Upstream commit 9378b274e1eb6925db315e345f48850d2d5d9789 ]
Trying to create MRs while the transport is being torn down can cause a crash.
Fixes: e2ac236c0b65 ("xprtrdma: Allocate MRs on demand") Signed-off-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com> Signed-off-by: Sasha Levin <alexander.levin@microsoft.com> --- net/sunrpc/xprtrdma/verbs.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c index 69502fa68a3c..1a2b1f61ed26 100644 --- a/net/sunrpc/xprtrdma/verbs.c +++ b/net/sunrpc/xprtrdma/verbs.c @@ -1054,6 +1054,7 @@ void rpcrdma_buffer_destroy(struct rpcrdma_buffer *buf) { cancel_delayed_work_sync(&buf->rb_recovery_worker); + cancel_delayed_work_sync(&buf->rb_refresh_worker); while (!list_empty(&buf->rb_recv_bufs)) { struct rpcrdma_rep *rep; -- 2.14.1
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