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change inotifyfs magic as the same magic is used for futexfs

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Right now futexfs and inotifyfs have one magic 0xBAD1DEA, that looks a
little bit confusing.  Use 0xBAD1DEA as magic for futexfs and 0x2BAD1DEA as
magic for inotifyfs.

Signed-off-by: Andrey Mirkin <major@openvz.org>
Acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Andrey Mirkin 2007-10-16 23:30:13 -07:00 committed by Linus Torvalds
parent 4f9a58d75b
commit fd5eea4214
3 changed files with 8 additions and 2 deletions
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4
fs/inotify_user.c
View file

@ -31,6 +31,7 @@
#include <linux/list.h>
#include <linux/inotify.h>
#include <linux/syscalls.h>
#include <linux/magic.h>
#include <asm/ioctls.h>
@ -684,7 +685,8 @@ static int
inotify_get_sb(struct file_system_type *fs_type, int flags,
const char *dev_name, void *data, struct vfsmount *mnt)
{
return get_sb_pseudo(fs_type, "inotify", NULL, 0xBAD1DEA, mnt);
return get_sb_pseudo(fs_type, "inotify", NULL,
INOTIFYFS_SUPER_MAGIC, mnt);
}
static struct file_system_type inotify_fs_type = {

3
include/linux/magic.h
View file

@ -38,4 +38,7 @@
#define SMB_SUPER_MAGIC 0x517B
#define USBDEVICE_SUPER_MAGIC 0x9fa2
#define FUTEXFS_SUPER_MAGIC 0xBAD1DEA
#define INOTIFYFS_SUPER_MAGIC 0x2BAD1DEA
#endif /* __LINUX_MAGIC_H__ */

3
kernel/futex.c
View file

@ -52,6 +52,7 @@
#include <linux/syscalls.h>
#include <linux/signal.h>
#include <linux/module.h>
#include <linux/magic.h>
#include <asm/futex.h>
#include "rtmutex_common.h"
@ -2080,7 +2081,7 @@ static int futexfs_get_sb(struct file_system_type *fs_type,
int flags, const char *dev_name, void *data,
struct vfsmount *mnt)
{
return get_sb_pseudo(fs_type, "futex", NULL, 0xBAD1DEA, mnt);
return get_sb_pseudo(fs_type, "futex", NULL, FUTEXFS_SUPER_MAGIC, mnt);
}
static struct file_system_type futex_fs_type = {