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[PATCH] xip: ext2: execute in place

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These are the ext2 related parts.  Ext2 now uses the xip_* file operations
along with the get_xip_page aop when mounted with -o xip.

Signed-off-by: Carsten Otte <cotte@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Carsten Otte 2005-06-23 22:05:26 -07:00 • committed by Linus Torvalds
parent ceffc07852
commit 6d79125bba
11 changed files with 223 additions and 20 deletions
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25
include/linux/ext2_fs.h
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@ -300,18 +300,19 @@ struct ext2_inode {
/*
* Mount flags
*/
#define EXT2_MOUNT_CHECK 0x0001 /* Do mount-time checks */
#define EXT2_MOUNT_OLDALLOC 0x0002 /* Don't use the new Orlov allocator */
#define EXT2_MOUNT_GRPID 0x0004 /* Create files with directory's group */
#define EXT2_MOUNT_DEBUG 0x0008 /* Some debugging messages */
#define EXT2_MOUNT_ERRORS_CONT 0x0010 /* Continue on errors */
#define EXT2_MOUNT_ERRORS_RO 0x0020 /* Remount fs ro on errors */
#define EXT2_MOUNT_ERRORS_PANIC 0x0040 /* Panic on errors */
#define EXT2_MOUNT_MINIX_DF 0x0080 /* Mimics the Minix statfs */
#define EXT2_MOUNT_NOBH 0x0100 /* No buffer_heads */
#define EXT2_MOUNT_NO_UID32 0x0200 /* Disable 32-bit UIDs */
#define EXT2_MOUNT_XATTR_USER 0x4000 /* Extended user attributes */
#define EXT2_MOUNT_POSIX_ACL 0x8000 /* POSIX Access Control Lists */
#define EXT2_MOUNT_CHECK 0x000001 /* Do mount-time checks */
#define EXT2_MOUNT_OLDALLOC 0x000002 /* Don't use the new Orlov allocator */
#define EXT2_MOUNT_GRPID 0x000004 /* Create files with directory's group */
#define EXT2_MOUNT_DEBUG 0x000008 /* Some debugging messages */
#define EXT2_MOUNT_ERRORS_CONT 0x000010 /* Continue on errors */
#define EXT2_MOUNT_ERRORS_RO 0x000020 /* Remount fs ro on errors */
#define EXT2_MOUNT_ERRORS_PANIC 0x000040 /* Panic on errors */
#define EXT2_MOUNT_MINIX_DF 0x000080 /* Mimics the Minix statfs */
#define EXT2_MOUNT_NOBH 0x000100 /* No buffer_heads */
#define EXT2_MOUNT_NO_UID32 0x000200 /* Disable 32-bit UIDs */
#define EXT2_MOUNT_XATTR_USER 0x004000 /* Extended user attributes */
#define EXT2_MOUNT_POSIX_ACL 0x008000 /* POSIX Access Control Lists */
#define EXT2_MOUNT_XIP 0x010000 /* Execute in place */
#define clear_opt(o, opt) o &= ~EXT2_MOUNT_##opt
#define set_opt(o, opt) o |= EXT2_MOUNT_##opt