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authorTrond Myklebust <Trond.Myklebust@netapp.com>2007-12-20 16:03:57 -0500
committerTrond Myklebust <Trond.Myklebust@netapp.com>2008-01-30 02:05:59 -0500
commit7a3e3e18e40848b6f01d44407ce86b91b8535fbd (patch)
tree3caa0944475ac1fcb66a939b84562867c1c60e5e /fs
parentba7392bb37cb12781890f45d7ddee1618e33a036 (diff)
downloadlinux-7a3e3e18e40848b6f01d44407ce86b91b8535fbd.tar.gz
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: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfs/client.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index 906613362a5..59a6dccab54 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -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: