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nfs: Add "lookupcache" to displayed mount options

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Running "cat /proc/mounts" fails to display the "lookupcache" option.
This oversight cost me a bunch of wasted time recently.

The following simple patch fixes it.

CC: stable <[email protected]>
Signed-off-by: Patrick LoPresti <[email protected]>
Signed-off-by: Trond Myklebust <[email protected]>
This commit is contained in:
Patrick J. LoPresti 2010-08-10 17:28:01 -04:00 • committed by Trond Myklebust
commit 9b00c64318
1 changed files with 7 additions and 0 deletions
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7
fs/nfs/super.c
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@ -655,6 +655,13 @@ static void nfs_show_mount_options(struct seq_file *m, struct nfs_server *nfss,
if (nfss->options & NFS_OPTION_FSCACHE)
seq_printf(m, ",fsc");
if (nfss->flags & NFS_MOUNT_LOOKUP_CACHE_NONEG) {
if (nfss->flags & NFS_MOUNT_LOOKUP_CACHE_NONE)
seq_printf(m, ",lookupcache=none");
else
seq_printf(m, ",lookupcache=pos");
}
}
/*