From: Miklos Szeredi <mszeredi@xxxxxxx>
Add posix, bsize=, namelen= options to /proc/mounts for nfs
filesystems.
Document several other options that are still missing.
Signed-off-by: Miklos Szeredi <mszeredi@xxxxxxx>
---
Index: linux/fs/nfs/super.c
===================================================================
--- linux.orig/fs/nfs/super.c 2008-01-19 11:56:34.000000000 +0100
+++ linux/fs/nfs/super.c 2008-01-21 20:41:30.000000000 +0100
@@ -449,6 +449,7 @@ static void nfs_show_mount_options(struc
} nfs_info[] = {
{ NFS_MOUNT_SOFT, ",soft", ",hard" },
{ NFS_MOUNT_INTR, ",intr", ",nointr" },
+ { NFS_MOUNT_POSIX, ",posix", "" },
{ NFS_MOUNT_NOCTO, ",nocto", "" },
{ NFS_MOUNT_NOAC, ",noac", "" },
{ NFS_MOUNT_NONLM, ",nolock", "" },
@@ -459,10 +460,17 @@ static void nfs_show_mount_options(struc
};
const struct proc_nfs_info *nfs_infop;
struct nfs_client *clp = nfss->nfs_client;
+ unsigned int default_namelen =
+ clp->rpc_ops->version == 4 ? NFS4_MAXNAMLEN :
+ clp->rpc_ops->version == 3 ? NFS3_MAXNAMLEN : NFS2_MAXNAMLEN;
seq_printf(m, ",vers=%d", clp->rpc_ops->version);
seq_printf(m, ",rsize=%d", nfss->rsize);
seq_printf(m, ",wsize=%d", nfss->wsize);
+ if (nfss->bsize != 0)
+ seq_printf(m, ",bsize=%d", nfss->bsize);
+ if (nfss->namelen != default_namelen)
+ seq_printf(m, ",namelen=%d", nfss->namelen);
if (nfss->acregmin != 3*HZ || showdefaults)
seq_printf(m, ",acregmin=%d", nfss->acregmin/HZ);
if (nfss->acregmax != 60*HZ || showdefaults)
@@ -482,6 +490,18 @@ static void nfs_show_mount_options(struc
seq_printf(m, ",timeo=%lu", 10U * nfss->client->cl_timeout->to_initval / HZ);
seq_printf(m, ",retrans=%u", nfss->client->cl_timeout->to_retries);
seq_printf(m, ",sec=%s", nfs_pseudoflavour_to_name(nfss->client->cl_auth->au_flavor));
+
+ /*
+ * Missing options:
+ * port=
+ * mountport=
+ * mountvers=
+ * mountproto=
+ * addr=
+ * clientaddr=
+ * mounthost=
+ * mountaddr=
+ */
}
/*
--
-
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