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| author | Roman Zippel <zippel@linux-m68k.org> | 2005-09-06 15:18:48 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-09-07 16:57:50 -0700 |
| commit | 717dd80e999cdc84fb611decec5c5054d37c40d2 (patch) | |
| tree | 871c103741512a24a01f38a875a841bca8153208 /fs/hfsplus | |
| parent | a5e3985fa014029eb6795664c704953720cc7f7d (diff) | |
| download | linux-stable-717dd80e999cdc84fb611decec5c5054d37c40d2.tar.gz linux-stable-717dd80e999cdc84fb611decec5c5054d37c40d2.tar.bz2 linux-stable-717dd80e999cdc84fb611decec5c5054d37c40d2.zip | |
[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')
| -rw-r--r-- | fs/hfsplus/hfsplus_fs.h | 5 | ||||
| -rw-r--r-- | fs/hfsplus/options.c | 26 | ||||
| -rw-r--r-- | fs/hfsplus/super.c | 5 |
3 files changed, 30 insertions, 6 deletions
diff --git a/fs/hfsplus/hfsplus_fs.h b/fs/hfsplus/hfsplus_fs.h index 533094a570df..2bc0cdd30e56 100644 --- a/fs/hfsplus/hfsplus_fs.h +++ b/fs/hfsplus/hfsplus_fs.h @@ -343,8 +343,9 @@ ssize_t hfsplus_getxattr(struct dentry *dentry, const char *name, ssize_t hfsplus_listxattr(struct dentry *dentry, char *buffer, size_t size); /* options.c */ -int parse_options(char *, struct hfsplus_sb_info *); -void fill_defaults(struct hfsplus_sb_info *); +int hfsplus_parse_options(char *, struct hfsplus_sb_info *); +void hfsplus_fill_defaults(struct hfsplus_sb_info *); +int hfsplus_show_options(struct seq_file *, struct vfsmount *); /* tables.c */ extern u16 hfsplus_case_fold_table[]; diff --git a/fs/hfsplus/options.c b/fs/hfsplus/options.c index 1cca0102c98d..cca0818aa4ca 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; +} diff --git a/fs/hfsplus/super.c b/fs/hfsplus/super.c index d55ad67b8e42..b0689955daea 100644 --- a/fs/hfsplus/super.c +++ b/fs/hfsplus/super.c @@ -277,6 +277,7 @@ static struct super_operations hfsplus_sops = { .write_super = hfsplus_write_super, .statfs = hfsplus_statfs, .remount_fs = hfsplus_remount, + .show_options = hfsplus_show_options, }; static int hfsplus_fill_super(struct super_block *sb, void *data, int silent) @@ -297,8 +298,8 @@ static int hfsplus_fill_super(struct super_block *sb, void *data, int silent) memset(sbi, 0, sizeof(HFSPLUS_SB(sb))); sb->s_fs_info = sbi; INIT_HLIST_HEAD(&sbi->rsrc_inodes); - fill_defaults(sbi); - if (!parse_options(data, sbi)) { + hfsplus_fill_defaults(sbi); + if (!hfsplus_parse_options(data, sbi)) { if (!silent) printk("HFS+-fs: unable to parse mount options\n"); err = -EINVAL; |