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authorMiklos Szeredi <mszeredi@suse.cz>2008-02-08 04:21:46 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-02-08 09:22:40 -0800
commit564cd138cb30658c12e80c33582bf50816ec7a41 (patch)
tree71e8c52e0c41210b3f9091e6dd6bfb828088b1e5 /fs/ncpfs
parentd0132eea7a295623e34e26b0977638cc0f62a2c6 (diff)
downloadlinux-next-564cd138cb30658c12e80c33582bf50816ec7a41.tar.gz
mount options: fix ncpfs
Add a .show_options super operation to ncpfs. Small fix: add FS_BINARY_MOUNTDATA to the filesystem type flags, since it can take binary data, as well as text (similarly to NFS). Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ncpfs')
-rw-r--r--fs/ncpfs/inode.c49
1 files changed, 45 insertions, 4 deletions
diff --git a/fs/ncpfs/inode.c b/fs/ncpfs/inode.c
index eff1f18d034f..fbbb9f7afa1a 100644
--- a/fs/ncpfs/inode.c
+++ b/fs/ncpfs/inode.c
@@ -28,6 +28,8 @@
#include <linux/init.h>
#include <linux/smp_lock.h>
#include <linux/vfs.h>
+#include <linux/mount.h>
+#include <linux/seq_file.h>
#include <linux/ncp_fs.h>
@@ -36,9 +38,15 @@
#include "ncplib_kernel.h"
#include "getopt.h"
+#define NCP_DEFAULT_FILE_MODE 0600
+#define NCP_DEFAULT_DIR_MODE 0700
+#define NCP_DEFAULT_TIME_OUT 10
+#define NCP_DEFAULT_RETRY_COUNT 20
+
static void ncp_delete_inode(struct inode *);
static void ncp_put_super(struct super_block *);
static int ncp_statfs(struct dentry *, struct kstatfs *);
+static int ncp_show_options(struct seq_file *, struct vfsmount *);
static struct kmem_cache * ncp_inode_cachep;
@@ -96,6 +104,7 @@ static const struct super_operations ncp_sops =
.put_super = ncp_put_super,
.statfs = ncp_statfs,
.remount_fs = ncp_remount,
+ .show_options = ncp_show_options,
};
extern struct dentry_operations ncp_root_dentry_operations;
@@ -304,6 +313,37 @@ static void ncp_stop_tasks(struct ncp_server *server) {
flush_scheduled_work();
}
+static int ncp_show_options(struct seq_file *seq, struct vfsmount *mnt)
+{
+ struct ncp_server *server = NCP_SBP(mnt->mnt_sb);
+ unsigned int tmp;
+
+ if (server->m.uid != 0)
+ seq_printf(seq, ",uid=%u", server->m.uid);
+ if (server->m.gid != 0)
+ seq_printf(seq, ",gid=%u", server->m.gid);
+ if (server->m.mounted_uid != 0)
+ seq_printf(seq, ",owner=%u", server->m.mounted_uid);
+ tmp = server->m.file_mode & S_IALLUGO;
+ if (tmp != NCP_DEFAULT_FILE_MODE)
+ seq_printf(seq, ",mode=0%o", tmp);
+ tmp = server->m.dir_mode & S_IALLUGO;
+ if (tmp != NCP_DEFAULT_DIR_MODE)
+ seq_printf(seq, ",dirmode=0%o", tmp);
+ if (server->m.time_out != NCP_DEFAULT_TIME_OUT * HZ / 100) {
+ tmp = server->m.time_out * 100 / HZ;
+ seq_printf(seq, ",timeout=%u", tmp);
+ }
+ if (server->m.retry_count != NCP_DEFAULT_RETRY_COUNT)
+ seq_printf(seq, ",retry=%u", server->m.retry_count);
+ if (server->m.flags != 0)
+ seq_printf(seq, ",flags=%lu", server->m.flags);
+ if (server->m.wdog_pid != NULL)
+ seq_printf(seq, ",wdogpid=%u", pid_vnr(server->m.wdog_pid));
+
+ return 0;
+}
+
static const struct ncp_option ncp_opts[] = {
{ "uid", OPT_INT, 'u' },
{ "gid", OPT_INT, 'g' },
@@ -331,12 +371,12 @@ static int ncp_parse_options(struct ncp_mount_data_kernel *data, char *options)
data->mounted_uid = 0;
data->wdog_pid = NULL;
data->ncp_fd = ~0;
- data->time_out = 10;
- data->retry_count = 20;
+ data->time_out = NCP_DEFAULT_TIME_OUT;
+ data->retry_count = NCP_DEFAULT_RETRY_COUNT;
data->uid = 0;
data->gid = 0;
- data->file_mode = 0600;
- data->dir_mode = 0700;
+ data->file_mode = NCP_DEFAULT_FILE_MODE;
+ data->dir_mode = NCP_DEFAULT_DIR_MODE;
data->info_fd = -1;
data->mounted_vol[0] = 0;
@@ -982,6 +1022,7 @@ static struct file_system_type ncp_fs_type = {
.name = "ncpfs",
.get_sb = ncp_get_sb,
.kill_sb = kill_anon_super,
+ .fs_flags = FS_BINARY_MOUNTDATA,
};
static int __init init_ncp_fs(void)