diff options
Diffstat (limited to 'fs/udf/super.c')
| -rw-r--r-- | fs/udf/super.c | 31 |
1 files changed, 30 insertions, 1 deletions
diff --git a/fs/udf/super.c b/fs/udf/super.c index 8364b171915..98d5455f77c 100644 --- a/fs/udf/super.c +++ b/fs/udf/super.c @@ -201,6 +201,8 @@ struct udf_options { mode_t umask; gid_t gid; uid_t uid; + mode_t fmode; + mode_t dmode; struct nls_table *nls_map; }; @@ -282,6 +284,10 @@ static int udf_show_options(struct seq_file *seq, struct vfsmount *mnt) seq_printf(seq, ",gid=%u", sbi->s_gid); if (sbi->s_umask != 0) seq_printf(seq, ",umask=%o", sbi->s_umask); + if (sbi->s_fmode != -1) + seq_printf(seq, ",mode=%o", sbi->s_fmode); + if (sbi->s_dmode != -1) + seq_printf(seq, ",dmode=%o", sbi->s_dmode); if (UDF_QUERY_FLAG(sb, UDF_FLAG_SESSION_SET)) seq_printf(seq, ",session=%u", sbi->s_session); if (UDF_QUERY_FLAG(sb, UDF_FLAG_LASTBLOCK_SET)) @@ -317,6 +323,8 @@ static int udf_show_options(struct seq_file *seq, struct vfsmount *mnt) * * gid= Set the default group. * umask= Set the default umask. + * mode= Set the default file permissions. + * dmode= Set the default directory permissions. * uid= Set the default user. * bs= Set the block size. * unhide Show otherwise hidden files. @@ -366,7 +374,8 @@ enum { Opt_gid, Opt_uid, Opt_umask, Opt_session, Opt_lastblock, Opt_anchor, Opt_volume, Opt_partition, Opt_fileset, Opt_rootdir, Opt_utf8, Opt_iocharset, - Opt_err, Opt_uforget, Opt_uignore, Opt_gforget, Opt_gignore + Opt_err, Opt_uforget, Opt_uignore, Opt_gforget, Opt_gignore, + Opt_fmode, Opt_dmode }; static const match_table_t tokens = { @@ -395,6 +404,8 @@ static const match_table_t tokens = { {Opt_rootdir, "rootdir=%u"}, {Opt_utf8, "utf8"}, {Opt_iocharset, "iocharset=%s"}, + {Opt_fmode, "mode=%o"}, + {Opt_dmode, "dmode=%o"}, {Opt_err, NULL} }; @@ -531,6 +542,16 @@ static int udf_parse_options(char *options, struct udf_options *uopt, case Opt_gforget: uopt->flags |= (1 << UDF_FLAG_GID_FORGET); break; + case Opt_fmode: + if (match_octal(args, &option)) + return 0; + uopt->fmode = option & 0777; + break; + case Opt_dmode: + if (match_octal(args, &option)) + return 0; + uopt->dmode = option & 0777; + break; default: printk(KERN_ERR "udf: bad mount option \"%s\" " "or missing value\n", p); @@ -560,6 +581,8 @@ static int udf_remount_fs(struct super_block *sb, int *flags, char *options) uopt.uid = sbi->s_uid; uopt.gid = sbi->s_gid; uopt.umask = sbi->s_umask; + uopt.fmode = sbi->s_fmode; + uopt.dmode = sbi->s_dmode; if (!udf_parse_options(options, &uopt, true)) return -EINVAL; @@ -568,6 +591,8 @@ static int udf_remount_fs(struct super_block *sb, int *flags, char *options) sbi->s_uid = uopt.uid; sbi->s_gid = uopt.gid; sbi->s_umask = uopt.umask; + sbi->s_fmode = uopt.fmode; + sbi->s_dmode = uopt.dmode; if (sbi->s_lvid_bh) { int write_rev = le16_to_cpu(udf_sb_lvidiu(sbi)->minUDFWriteRev); @@ -1869,6 +1894,8 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent) uopt.uid = -1; uopt.gid = -1; uopt.umask = 0; + uopt.fmode = -1; + uopt.dmode = -1; sbi = kzalloc(sizeof(struct udf_sb_info), GFP_KERNEL); if (!sbi) @@ -1906,6 +1933,8 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent) sbi->s_uid = uopt.uid; sbi->s_gid = uopt.gid; sbi->s_umask = uopt.umask; + sbi->s_fmode = uopt.fmode; + sbi->s_dmode = uopt.dmode; sbi->s_nls_map = uopt.nls_map; /* Set the block size for all transfers */ |