X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Flinux%2Fext3_fs_i.h;h=5e781aaff404440f854508f8d41284b1ee07d942;hb=6a77f38946aaee1cd85eeec6cf4229b204c15071;hp=48baa3f4b04d6671046d7935f37519a4dfe98af6;hpb=87fc8d1bb10cd459024a742c6a10961fefcef18f;p=linux-2.6.git

diff --git a/include/linux/ext3_fs_i.h b/include/linux/ext3_fs_i.h
index 48baa3f4b..5e781aaff 100644
--- a/include/linux/ext3_fs_i.h
+++ b/include/linux/ext3_fs_i.h
@@ -17,9 +17,27 @@
 #define _LINUX_EXT3_FS_I
 
 #include <linux/rwsem.h>
+#include <linux/rbtree.h>
+#include <linux/seqlock.h>
+
+struct ext3_reserve_window {
+	__u32			_rsv_start;	/* First byte reserved */
+	__u32			_rsv_end;	/* Last byte reserved or 0 */
+};
+
+struct ext3_reserve_window_node {
+	struct rb_node	 	rsv_node;
+	atomic_t		rsv_goal_size;
+	atomic_t		rsv_alloc_hit;
+	seqlock_t		rsv_seqlock;
+	struct ext3_reserve_window	rsv_window;
+};
+
+#define rsv_start rsv_window._rsv_start
+#define rsv_end rsv_window._rsv_end
 
 /*
- * second extended file system inode data in memory
+ * third extended file system inode data in memory
  */
 struct ext3_inode_info {
 	__le32	i_data[15];	/* unconverted */
@@ -57,10 +75,9 @@ struct ext3_inode_info {
 	 * allocation when we detect linearly ascending requests.
 	 */
 	__u32	i_next_alloc_goal;
-#ifdef EXT3_PREALLOCATE
-	__u32	i_prealloc_block;
-	__u32	i_prealloc_count;
-#endif
+	/* block reservation window */
+	struct ext3_reserve_window_node i_rsv_window;
+
 	__u32	i_dir_start_lookup;
 #ifdef CONFIG_EXT3_FS_XATTR
 	/*
@@ -96,6 +113,9 @@ struct ext3_inode_info {
 	 */
 	loff_t	i_disksize;
 
+	/* on-disk additional length */
+	__u16 i_extra_isize;
+
 	/*
 	 * truncate_sem is for serialising ext3_truncate() against
 	 * ext3_getblock().  In the 2.4 ext2 design, great chunks of inode's