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authorSuresh Jayaraman <sjayaraman@suse.de>2010-09-23 14:26:48 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2010-09-23 14:26:48 -0400
commit7c563cc9f3f4aca70c27bd08a135499227f67014 (patch)
treefe83f56f100db15f84bbff2c41539595da9f5e1d /fs/nfs/super.c
parentef84303ebc77a9041265faaccd56b7fcef151077 (diff)
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nfs: show "local_lock" mount option in /proc/mounts
Display the status of 'local_lock' mount option in /proc/mounts. Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/super.c')
-rw-r--r--fs/nfs/super.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 2e866d8..50ed035 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -632,6 +632,7 @@ static void nfs_show_mount_options(struct seq_file *m, struct nfs_server *nfss,
const struct proc_nfs_info *nfs_infop;
struct nfs_client *clp = nfss->nfs_client;
u32 version = clp->rpc_ops->version;
+ int local_flock, local_fcntl;
seq_printf(m, ",vers=%u", version);
seq_printf(m, ",rsize=%u", nfss->rsize);
@@ -680,6 +681,18 @@ static void nfs_show_mount_options(struct seq_file *m, struct nfs_server *nfss,
else
seq_printf(m, ",lookupcache=pos");
}
+
+ local_flock = nfss->flags & NFS_MOUNT_LOCAL_FLOCK;
+ local_fcntl = nfss->flags & NFS_MOUNT_LOCAL_FCNTL;
+
+ if (!local_flock && !local_fcntl)
+ seq_printf(m, ",local_lock=none");
+ else if (local_flock && local_fcntl)
+ seq_printf(m, ",local_lock=all");
+ else if (local_flock)
+ seq_printf(m, ",local_lock=flock");
+ else
+ seq_printf(m, ",local_lock=posix");
}
/*
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