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Commit 9378b274 authored by Chuck Lever's avatar Chuck Lever Committed by Anna Schumaker
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xprtrdma: Cancel refresh worker during buffer shutdown 



Trying to create MRs while the transport is being torn down can
cause a crash.

Fixes: e2ac236c ("xprtrdma: Allocate MRs on demand")
Signed-off-by: default avatarChuck Lever <chuck.lever@oracle.com>
Signed-off-by: default avatarAnna Schumaker <Anna.Schumaker@Netapp.com>
parent 39da7c50

net/sunrpc/xprtrdma/verbs.c

+1 −0
Original line number Original line Diff line number Diff line
@@ -1037,6 +1037,7 @@ void 
rpcrdma_buffer_destroy(struct rpcrdma_buffer *buf)

rpcrdma_buffer_destroy(struct rpcrdma_buffer *buf)

{

{

	cancel_delayed_work_sync(&buf->rb_recovery_worker);

	cancel_delayed_work_sync(&buf->rb_recovery_worker);

	cancel_delayed_work_sync(&buf->rb_refresh_worker);





	while (!list_empty(&buf->rb_recv_bufs)) {

	while (!list_empty(&buf->rb_recv_bufs)) {

		struct rpcrdma_rep *rep;

		struct rpcrdma_rep *rep;