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Commit 7a3e3e18 authored by Trond Myklebust's avatar Trond Myklebust
Browse files

NFS: Ensure that we respect NFS_MAX_TCP_TIMEOUT 



It isn't sufficient just to limit timeout->to_initval, we also need to
limit to_maxval.

Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent ba7392bb

fs/nfs/client.c

+5 −1
Original line number Diff line number Diff line
@@ -387,12 +387,16 @@ static void nfs_init_timeout_values(struct rpc_timeout *to, int proto, 
	switch (proto) {

	case XPRT_TRANSPORT_TCP:

	case XPRT_TRANSPORT_RDMA:

		if (!to->to_initval)

		if (to->to_initval == 0)

			to->to_initval = 60 * HZ;

		if (to->to_initval > NFS_MAX_TCP_TIMEOUT)

			to->to_initval = NFS_MAX_TCP_TIMEOUT;

		to->to_increment = to->to_initval;

		to->to_maxval = to->to_initval + (to->to_increment * to->to_retries);

		if (to->to_maxval > NFS_MAX_TCP_TIMEOUT)

			to->to_maxval = NFS_MAX_TCP_TIMEOUT;

		if (to->to_maxval < to->to_initval)

			to->to_maxval = to->to_initval;

		to->to_exponential = 0;

		break;

	case XPRT_TRANSPORT_UDP: