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-rw-r--r--Documentation/filesystems/isofs.txt6
-rw-r--r--fs/isofs/dir.c17
-rw-r--r--fs/isofs/inode.c19
-rw-r--r--fs/isofs/isofs.h2
-rw-r--r--fs/isofs/namei.c16
5 files changed, 41 insertions, 19 deletions
diff --git a/Documentation/filesystems/isofs.txt b/Documentation/filesystems/isofs.txt
index f64a105..424585f 100644
--- a/Documentation/filesystems/isofs.txt
+++ b/Documentation/filesystems/isofs.txt
@@ -26,7 +26,11 @@ Mount options unique to the isofs filesystem.
mode=xxx Sets the permissions on files to xxx
nojoliet Ignore Joliet extensions if they are present.
norock Ignore Rock Ridge extensions if they are present.
- unhide Show hidden files.
+ hide Completely strip hidden files from the file system.
+ showassoc Show files marked with the 'associated' bit
+ unhide Deprecated; showing hidden files is now default;
+ If given, it is a synonym for 'showassoc' which will
+ recreate previous unhide behavior
session=x Select number of session on multisession CD
sbsector=xxx Session begins from sector xxx
diff --git a/fs/isofs/dir.c b/fs/isofs/dir.c
index 6030956..7901ac9 100644
--- a/fs/isofs/dir.c
+++ b/fs/isofs/dir.c
@@ -193,12 +193,17 @@ static int do_isofs_readdir(struct inode *inode, struct file *filp,
/* Handle everything else. Do name translation if there
is no Rock Ridge NM field. */
- if (sbi->s_unhide == 'n') {
- /* Do not report hidden or associated files */
- if (de->flags[-sbi->s_high_sierra] & 5) {
- filp->f_pos += de_len;
- continue;
- }
+
+ /*
+ * Do not report hidden files if so instructed, or associated
+ * files unless instructed to do so
+ */
+ if ((sbi->s_hide == 'y' &&
+ (de->flags[-sbi->s_high_sierra] & 1)) ||
+ (sbi->s_showassoc =='n' &&
+ (de->flags[-sbi->s_high_sierra] & 4))) {
+ filp->f_pos += de_len;
+ continue;
}
map = 1;
diff --git a/fs/isofs/inode.c b/fs/isofs/inode.c
index 72cc972..1652de1 100644
--- a/fs/isofs/inode.c
+++ b/fs/isofs/inode.c
@@ -144,7 +144,8 @@ struct iso9660_options{
char rock;
char joliet;
char cruft;
- char unhide;
+ char hide;
+ char showassoc;
char nocompress;
unsigned char check;
unsigned int blocksize;
@@ -309,13 +310,15 @@ enum {
Opt_block, Opt_check_r, Opt_check_s, Opt_cruft, Opt_gid, Opt_ignore,
Opt_iocharset, Opt_map_a, Opt_map_n, Opt_map_o, Opt_mode, Opt_nojoliet,
Opt_norock, Opt_sb, Opt_session, Opt_uid, Opt_unhide, Opt_utf8, Opt_err,
- Opt_nocompress,
+ Opt_nocompress, Opt_hide, Opt_showassoc,
};
static match_table_t tokens = {
{Opt_norock, "norock"},
{Opt_nojoliet, "nojoliet"},
{Opt_unhide, "unhide"},
+ {Opt_hide, "hide"},
+ {Opt_showassoc, "showassoc"},
{Opt_cruft, "cruft"},
{Opt_utf8, "utf8"},
{Opt_iocharset, "iocharset=%s"},
@@ -356,7 +359,8 @@ static int parse_options(char *options, struct iso9660_options *popt)
popt->rock = 'y';
popt->joliet = 'y';
popt->cruft = 'n';
- popt->unhide = 'n';
+ popt->hide = 'n';
+ popt->showassoc = 'n';
popt->check = 'u'; /* unset */
popt->nocompress = 0;
popt->blocksize = 1024;
@@ -389,8 +393,12 @@ static int parse_options(char *options, struct iso9660_options *popt)
case Opt_nojoliet:
popt->joliet = 'n';
break;
+ case Opt_hide:
+ popt->hide = 'y';
+ break;
case Opt_unhide:
- popt->unhide = 'y';
+ case Opt_showassoc:
+ popt->showassoc = 'y';
break;
case Opt_cruft:
popt->cruft = 'y';
@@ -784,7 +792,8 @@ root_found:
sbi->s_rock = (opt.rock == 'y' ? 2 : 0);
sbi->s_rock_offset = -1; /* initial offset, will guess until SP is found*/
sbi->s_cruft = opt.cruft;
- sbi->s_unhide = opt.unhide;
+ sbi->s_hide = opt.hide;
+ sbi->s_showassoc = opt.showassoc;
sbi->s_uid = opt.uid;
sbi->s_gid = opt.gid;
sbi->s_utf8 = opt.utf8;
diff --git a/fs/isofs/isofs.h b/fs/isofs/isofs.h
index 9ce7b51..38c7515 100644
--- a/fs/isofs/isofs.h
+++ b/fs/isofs/isofs.h
@@ -47,6 +47,8 @@ struct isofs_sb_info {
unsigned char s_nosuid;
unsigned char s_nodev;
unsigned char s_nocompress;
+ unsigned char s_hide;
+ unsigned char s_showassoc;
mode_t s_mode;
gid_t s_gid;
diff --git a/fs/isofs/namei.c b/fs/isofs/namei.c
index 690edf3..e37e82b 100644
--- a/fs/isofs/namei.c
+++ b/fs/isofs/namei.c
@@ -131,14 +131,16 @@ isofs_find_entry(struct inode *dir, struct dentry *dentry,
}
/*
- * Skip hidden or associated files unless unhide is set
+ * Skip hidden or associated files unless hide or showassoc,
+ * respectively, is set
*/
match = 0;
if (dlen > 0 &&
- (!(de->flags[-sbi->s_high_sierra] & 5)
- || sbi->s_unhide == 'y'))
- {
- match = (isofs_cmp(dentry,dpnt,dlen) == 0);
+ (sbi->s_hide =='n' ||
+ (!(de->flags[-sbi->s_high_sierra] & 1))) &&
+ (sbi->s_showassoc =='y' ||
+ (!(de->flags[-sbi->s_high_sierra] & 4)))) {
+ match = (isofs_cmp(dentry, dpnt, dlen) == 0);
}
if (match) {
isofs_normalize_block_and_offset(de,
@@ -146,11 +148,11 @@ isofs_find_entry(struct inode *dir, struct dentry *dentry,
&offset_saved);
*block_rv = block_saved;
*offset_rv = offset_saved;
- if (bh) brelse(bh);
+ brelse(bh);
return 1;
}
}
- if (bh) brelse(bh);
+ brelse(bh);
return 0;
}
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