ext4: address scalability issue by removing extent cache statistics

[pandora-kernel.git] / fs / ext4 / ext4.h

diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 5b0e26a..7b1cd5c 100644 (file)
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -184,6 +184,8 @@ struct mpage_da_data {
 #define        EXT4_IO_END_UNWRITTEN   0x0001
 #define EXT4_IO_END_ERROR      0x0002
 #define EXT4_IO_END_QUEUED     0x0004
+#define EXT4_IO_END_DIRECT     0x0008
+#define EXT4_IO_END_IN_FSYNC   0x0010
 
 struct ext4_io_page {
        struct page     *p_page;
@@ -1183,9 +1185,6 @@ struct ext4_sb_info {
        unsigned long s_ext_blocks;
        unsigned long s_ext_extents;
 #endif
-       /* ext4 extent cache stats */
-       unsigned long extent_cache_hits;
-       unsigned long extent_cache_misses;
 
        /* for buddy allocator */
        struct ext4_group_info ***s_group_info;