The patch titled
mount options: fix devpts
has been removed from the -mm tree. Its filename was
mount-options-fix-devpts.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: mount options: fix devpts
From: Miklos Szeredi <mszeredi@xxxxxxx>
Add a .show_options super operation to devpts.
Small cleanup: when parsing the "mode" option, mask with S_IALLUGO
instead of ~S_IFMT.
Signed-off-by: Miklos Szeredi <mszeredi@xxxxxxx>
Acked-by: H. Peter Anvin <hpa@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/devpts/inode.c | 21 ++++++++++++++++++---
1 file changed, 18 insertions(+), 3 deletions(-)
diff -puN fs/devpts/inode.c~mount-options-fix-devpts fs/devpts/inode.c
--- a/fs/devpts/inode.c~mount-options-fix-devpts
+++ a/fs/devpts/inode.c
@@ -20,9 +20,12 @@
#include <linux/devpts_fs.h>
#include <linux/parser.h>
#include <linux/fsnotify.h>
+#include <linux/seq_file.h>
#define DEVPTS_SUPER_MAGIC 0x1cd1
+#define DEVPTS_DEFAULT_MODE 0600
+
static struct vfsmount *devpts_mnt;
static struct dentry *devpts_root;
@@ -32,7 +35,7 @@ static struct {
uid_t uid;
gid_t gid;
umode_t mode;
-} config = {.mode = 0600};
+} config = {.mode = DEVPTS_DEFAULT_MODE};
enum {
Opt_uid, Opt_gid, Opt_mode,
@@ -54,7 +57,7 @@ static int devpts_remount(struct super_b
config.setgid = 0;
config.uid = 0;
config.gid = 0;
- config.mode = 0600;
+ config.mode = DEVPTS_DEFAULT_MODE;
while ((p = strsep(&data, ",")) != NULL) {
substring_t args[MAX_OPT_ARGS];
@@ -81,7 +84,7 @@ static int devpts_remount(struct super_b
case Opt_mode:
if (match_octal(&args[0], &option))
return -EINVAL;
- config.mode = option & ~S_IFMT;
+ config.mode = option & S_IALLUGO;
break;
default:
printk(KERN_ERR "devpts: called with bogus options\n");
@@ -92,9 +95,21 @@ static int devpts_remount(struct super_b
return 0;
}
+static int devpts_show_options(struct seq_file *seq, struct vfsmount *vfs)
+{
+ if (config.setuid)
+ seq_printf(seq, ",uid=%u", config.uid);
+ if (config.setgid)
+ seq_printf(seq, ",gid=%u", config.gid);
+ seq_printf(seq, ",mode=%03o", config.mode);
+
+ return 0;
+}
+
static const struct super_operations devpts_sops = {
.statfs = simple_statfs,
.remount_fs = devpts_remount,
+ .show_options = devpts_show_options,
};
static int
_
Patches currently in -mm which might be from mszeredi@xxxxxxx are
origin.patch
vfs-create-proc-pid-mountinfo.patch
mm-bdi-export-bdi-attributes-in-sysfs.patch
mm-bdi-export-bdi-attributes-in-sysfs-fix.patch
mm-bdi-export-bdi-attributes-in-sysfs-fix-2.patch
mm-bdi-export-bdi-attributes-in-sysfs-fix-3.patch
mm-bdi-export-bdi-attributes-in-sysfs-fix-4.patch
mm-bdi-expose-the-bdi-object-in-sysfs-for-nfs.patch
mm-bdi-expose-the-bdi-object-in-sysfs-for-nfs-fix.patch
mm-bdi-expose-the-bdi-object-in-sysfs-for-fuse.patch
mm-bdi-expose-the-bdi-object-in-sysfs-for-fuse-fix.patch
mm-bdi-allow-setting-a-minimum-for-the-bdi-dirty-limit.patch
mm-bdi-allow-setting-a-maximum-for-the-bdi-dirty-limit.patch
mm-bdi-allow-setting-a-maximum-for-the-bdi-dirty-limit-fix.patch
mm-bdi-move-statistics-to-debugfs.patch
-
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