branch: HEAD

[fs/lustre-release.git] / lustre / include / linux / lvfs_linux.h

diff --git a/lustre/include/linux/lvfs_linux.h b/lustre/include/linux/lvfs_linux.h
index ab759c0..be7ab2a 100644 (file)
--- a/lustre/include/linux/lvfs_linux.h
+++ b/lustre/include/linux/lvfs_linux.h
@@ -7,9 +7,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/fs.h>
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0))
 #include <linux/namei.h>
-#endif
 #include <linux/sched.h>
 
 #include <lvfs.h>
@@ -35,26 +33,30 @@ struct l_readdir_callback {
         struct list_head      *lrc_list;
 };
 
-# if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0))
-#  define BDEVNAME_DECLARE_STORAGE(foo) char foo[BDEVNAME_SIZE]
-#  define ll_bdevname(SB, STORAGE) __bdevname(kdev_t_to_nr(SB->s_dev), STORAGE)
-#  define lvfs_sbdev(SB)       ((SB)->s_bdev)
-#  define lvfs_sbdev_type      struct block_device *
-   int fsync_bdev(struct block_device *);
-#  define lvfs_sbdev_sync      fsync_bdev
-# else
-#  define BDEVNAME_DECLARE_STORAGE(foo) char __unused_##foo
-#  define ll_bdevname(SB,STORAGE) ((void)__unused_##STORAGE,bdevname(lvfs_sbdev(SB)))
-#  define lvfs_sbdev(SB)       (kdev_t_to_nr((SB)->s_dev))
-#  define lvfs_sbdev_type      kdev_t
-#  define lvfs_sbdev_sync      fsync_dev
-# endif
+#define LVFS_DENTRY_PARAM_MAGIC         20070216UL
+struct lvfs_dentry_params
+{
+        unsigned long    ldp_inum;
+        void            *ldp_ptr;
+        __u32            ldp_magic;
+};
+#define LVFS_DENTRY_PARAMS_INIT         { .ldp_magic = LVFS_DENTRY_PARAM_MAGIC }
+
+#define BDEVNAME_DECLARE_STORAGE(foo) char foo[BDEVNAME_SIZE]
+#define ll_bdevname(SB, STORAGE) __bdevname(kdev_t_to_nr(SB->s_dev), STORAGE)
+#define lvfs_sbdev(SB)       ((SB)->s_bdev)
+#define lvfs_sbdev_type      struct block_device *
+#define lvfs_sbdev_sync      fsync_bdev
+
+int fsync_bdev(struct block_device *);
 
 /* Instead of calling within lvfs (a layering violation) */
 #define lvfs_set_rdonly(obd, sb) \
         __lvfs_set_rdonly(lvfs_sbdev(sb), fsfilt_journal_sbdev(obd, sb))
 
 void __lvfs_set_rdonly(lvfs_sbdev_type dev, lvfs_sbdev_type jdev);
+
 int lvfs_check_rdonly(lvfs_sbdev_type dev);
+void lvfs_clear_rdonly(lvfs_sbdev_type dev);
 
 #endif /*  __LVFS_LINUX_H__ */