Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=d550071c03f129a60dfad60d23dab73f894129a9
Commit: d550071c03f129a60dfad60d23dab73f894129a9
Parent: 19b613d41051296be628581e7e21b847e9eaba80
Author: Sunil Mushran <[EMAIL PROTECTED]>
AuthorDate: Thu Sep 6 13:34:16 2007 -0700
Committer: Mark Fasheh <[EMAIL PROTECTED]>
CommitDate: Fri Oct 12 11:54:33 2007 -0700
ocfs2: Implement show_options()
Implement sops->show_options() so as to allow /proc/mounts to show the mount
options.
Signed-off-by: Sunil Mushran <[EMAIL PROTECTED]>
Signed-off-by: Mark Fasheh <[EMAIL PROTECTED]>
---
fs/ocfs2/super.c | 38 ++++++++++++++++++++++++++++++++++++++
1 files changed, 38 insertions(+), 0 deletions(-)
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index 19436d1..e5ac071 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -39,6 +39,7 @@
#include <linux/parser.h>
#include <linux/crc32.h>
#include <linux/debugfs.h>
+#include <linux/mount.h>
#include <cluster/nodemanager.h>
@@ -91,6 +92,7 @@ struct mount_options
static int ocfs2_parse_options(struct super_block *sb, char *options,
struct mount_options *mopt,
int is_remount);
+static int ocfs2_show_options(struct seq_file *s, struct vfsmount *mnt);
static void ocfs2_put_super(struct super_block *sb);
static int ocfs2_mount_volume(struct super_block *sb);
static int ocfs2_remount(struct super_block *sb, int *flags, char *data);
@@ -133,6 +135,7 @@ static const struct super_operations ocfs2_sops = {
.write_super = ocfs2_write_super,
.put_super = ocfs2_put_super,
.remount_fs = ocfs2_remount,
+ .show_options = ocfs2_show_options,
};
enum {
@@ -830,6 +833,41 @@ bail:
return status;
}
+static int ocfs2_show_options(struct seq_file *s, struct vfsmount *mnt)
+{
+ struct ocfs2_super *osb = OCFS2_SB(mnt->mnt_sb);
+ unsigned long opts = osb->s_mount_opt;
+
+ if (opts & OCFS2_MOUNT_HB_LOCAL)
+ seq_printf(s, ",_netdev,heartbeat=local");
+ else
+ seq_printf(s, ",heartbeat=none");
+
+ if (opts & OCFS2_MOUNT_NOINTR)
+ seq_printf(s, ",nointr");
+
+ if (opts & OCFS2_MOUNT_DATA_WRITEBACK)
+ seq_printf(s, ",data=writeback");
+ else
+ seq_printf(s, ",data=ordered");
+
+ if (opts & OCFS2_MOUNT_BARRIER)
+ seq_printf(s, ",barrier=1");
+
+ if (opts & OCFS2_MOUNT_ERRORS_PANIC)
+ seq_printf(s, ",errors=panic");
+ else
+ seq_printf(s, ",errors=remount-ro");
+
+ if (osb->preferred_slot != OCFS2_INVALID_SLOT)
+ seq_printf(s, ",preferred_slot=%d", osb->preferred_slot);
+
+ if (osb->s_atime_quantum != OCFS2_DEFAULT_ATIME_QUANTUM)
+ seq_printf(s, ",atime_quantum=%u", osb->s_atime_quantum);
+
+ return 0;
+}
+
static int __init ocfs2_init(void)
{
int status;
-
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