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authorRoman Zippel <zippel@linux-m68k.org>2005-09-06 15:18:48 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-09-07 16:57:50 -0700
commit717dd80e999cdc84fb611decec5c5054d37c40d2 (patch)
tree871c103741512a24a01f38a875a841bca8153208 /fs/hfsplus/options.c
parenta5e3985fa014029eb6795664c704953720cc7f7d (diff)
[PATCH] hfs: show_options support
This adds support for show_options. It also fixes some namespace polution in the hfsplus driver. Signed-off-by: Roman Zippel <zippel@linux-m68k.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/hfsplus/options.c')
-rw-r--r--fs/hfsplus/options.c26
1 files changed, 24 insertions, 2 deletions
diff --git a/fs/hfsplus/options.c b/fs/hfsplus/options.c
index 1cca0102c98..cca0818aa4c 100644
--- a/fs/hfsplus/options.c
+++ b/fs/hfsplus/options.c
@@ -13,6 +13,8 @@
#include <linux/sched.h>
#include <linux/parser.h>
#include <linux/nls.h>
+#include <linux/mount.h>
+#include <linux/seq_file.h>
#include "hfsplus_fs.h"
enum {
@@ -38,7 +40,7 @@ static match_table_t tokens = {
};
/* Initialize an options object to reasonable defaults */
-void fill_defaults(struct hfsplus_sb_info *opts)
+void hfsplus_fill_defaults(struct hfsplus_sb_info *opts)
{
if (!opts)
return;
@@ -63,7 +65,7 @@ static inline int match_fourchar(substring_t *arg, u32 *result)
/* Parse options from mount. Returns 0 on failure */
/* input is the options passed to mount() as a string */
-int parse_options(char *input, struct hfsplus_sb_info *sbi)
+int hfsplus_parse_options(char *input, struct hfsplus_sb_info *sbi)
{
char *p;
substring_t args[MAX_OPT_ARGS];
@@ -160,3 +162,23 @@ done:
return 1;
}
+
+int hfsplus_show_options(struct seq_file *seq, struct vfsmount *mnt)
+{
+ struct hfsplus_sb_info *sbi = &HFSPLUS_SB(mnt->mnt_sb);
+
+ if (sbi->creator != HFSPLUS_DEF_CR_TYPE)
+ seq_printf(seq, ",creator=%.4s", (char *)&sbi->creator);
+ if (sbi->type != HFSPLUS_DEF_CR_TYPE)
+ seq_printf(seq, ",type=%.4s", (char *)&sbi->type);
+ seq_printf(seq, ",umask=%o,uid=%u,gid=%u", sbi->umask, sbi->uid, sbi->gid);
+ if (sbi->part >= 0)
+ seq_printf(seq, ",part=%u", sbi->part);
+ if (sbi->session >= 0)
+ seq_printf(seq, ",session=%u", sbi->session);
+ if (sbi->nls)
+ seq_printf(seq, ",nls=%s", sbi->nls->charset);
+ if (sbi->flags & HFSPLUS_SB_NODECOMPOSE)
+ seq_printf(seq, ",nodecompose");
+ return 0;
+}