#ifndef _COMPAT_H_
#define _COMPAT_H_
-#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,26)
-#define trylock_page(page) (!TestSetPageLocked(page))
-#endif
+#define btrfs_drop_nlink(inode) drop_nlink(inode)
+#define btrfs_inc_nlink(inode) inc_nlink(inode)
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,27)
static inline struct dentry *d_obtain_alias(struct inode *inode)
}
#endif
-#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,18)
-static inline void btrfs_drop_nlink(struct inode *inode)
-{
- inode->i_nlink--;
-}
-
-static inline void btrfs_inc_nlink(struct inode *inode)
-{
- inode->i_nlink++;
-}
-#else
-# define btrfs_drop_nlink(inode) drop_nlink(inode)
-# define btrfs_inc_nlink(inode) inc_nlink(inode)
-#endif
-
-/*
- * Even if AppArmor isn't enabled, it still has different prototypes.
- * Add more distro/version pairs here to declare which has AppArmor applied.
- */
-#if defined(CONFIG_SUSE_KERNEL)
-# if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,22)
-# define REMOVE_SUID_PATH 1
-# endif
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28)
+# define __pagevec_lru_add_file __pagevec_lru_add
+# define open_bdev_exclusive open_bdev_excl
+# define close_bdev_exclusive(bdev, mode) close_bdev_excl(bdev)
+typedef unsigned __bitwise__ fmode_t;
#endif
-/*
- * catch any other distros that have patched in apparmor. This isn't
- * 100% reliable because it won't catch people that hand compile their
- * own distro kernels without apparmor compiled in. But, it is better
- * than nothing.
- */
-#ifdef CONFIG_SECURITY_APPARMOR
-# define REMOVE_SUID_PATH 1
-#endif
#endif /* _COMPAT_H_ */