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Commit c1dffe0b authored by Trond Myklebust's avatar Trond Myklebust
Browse files

NFSv4.1: Reinitialise sequence results before retransmitting a request 



If we have to retransmit a request, we should ensure that we reinitialise
the sequence results structure, since in the event of a signal
we need to treat the request as if it had not been sent.

Signed-off-by: default avatarTrond Myklebust <trond.myklebust@hammerspace.com>
Cc: stable@vger.kernel.org
parent a73881c9

fs/nfs/nfs4proc.c

+8 −4
Original line number Diff line number Diff line
@@ -945,6 +945,13 @@ EXPORT_SYMBOL_GPL(nfs4_sequence_done); 


#endif	/* !CONFIG_NFS_V4_1 */



static void nfs41_sequence_res_init(struct nfs4_sequence_res *res)

{

	res->sr_timestamp = jiffies;

	res->sr_status_flags = 0;

	res->sr_status = 1;

}



static

void nfs4_sequence_attach_slot(struct nfs4_sequence_args *args,

		struct nfs4_sequence_res *res,
@@ -956,10 +963,6 @@ void nfs4_sequence_attach_slot(struct nfs4_sequence_args *args, 
	args->sa_slot = slot;



	res->sr_slot = slot;

	res->sr_timestamp = jiffies;

	res->sr_status_flags = 0;

	res->sr_status = 1;



}



int nfs4_setup_sequence(struct nfs_client *client,
@@ -998,6 +1001,7 @@ int nfs4_setup_sequence(struct nfs_client *client, 


	trace_nfs4_setup_sequence(session, args);

out_start:

	nfs41_sequence_res_init(res);

	rpc_call_start(task);

	return 0;