btrfs-progs: add OPEN_CTREE_INVALIDATE_FST flag

[platform/upstream/btrfs-progs.git] / extent_io.h

diff --git a/extent_io.h b/extent_io.h
index 61cba92..bd6cf9e 100644 (file)
--- a/extent_io.h
+++ b/extent_io.h
@@ -29,18 +29,18 @@
 #include <btrfs/list.h>
 #endif /* BTRFS_FLAT_INCLUDES */
 
-#define EXTENT_DIRTY 1
-#define EXTENT_WRITEBACK (1 << 1)
-#define EXTENT_UPTODATE (1 << 2)
-#define EXTENT_LOCKED (1 << 3)
-#define EXTENT_NEW (1 << 4)
-#define EXTENT_DELALLOC (1 << 5)
-#define EXTENT_DEFRAG (1 << 6)
-#define EXTENT_DEFRAG_DONE (1 << 7)
-#define EXTENT_BUFFER_FILLED (1 << 8)
-#define EXTENT_CSUM (1 << 9)
-#define EXTENT_BAD_TRANSID (1 << 10)
-#define EXTENT_BUFFER_DUMMY (1 << 11)
+#define EXTENT_DIRTY           (1U << 0)
+#define EXTENT_WRITEBACK       (1U << 1)
+#define EXTENT_UPTODATE                (1U << 2)
+#define EXTENT_LOCKED          (1U << 3)
+#define EXTENT_NEW             (1U << 4)
+#define EXTENT_DELALLOC                (1U << 5)
+#define EXTENT_DEFRAG          (1U << 6)
+#define EXTENT_DEFRAG_DONE     (1U << 7)
+#define EXTENT_BUFFER_FILLED   (1U << 8)
+#define EXTENT_CSUM            (1U << 9)
+#define EXTENT_BAD_TRANSID     (1U << 10)
+#define EXTENT_BUFFER_DUMMY    (1U << 11)
 #define EXTENT_IOBITS (EXTENT_LOCKED | EXTENT_WRITEBACK)
 
 #define BLOCK_GROUP_DATA       (1U << 1)
@@ -97,7 +97,7 @@ struct extent_buffer {
        int refs;
        u32 flags;
        int fd;
-       char data[];
+       char data[] __attribute__((aligned(8)));
 };
 
 static inline void extent_buffer_get(struct extent_buffer *eb)
@@ -125,8 +125,7 @@ static inline int set_extent_buffer_uptodate(struct extent_buffer *eb)
        return 0;
 }
 
-static inline int clear_extent_buffer_uptodate(struct extent_io_tree *tree,
-                               struct extent_buffer *eb)
+static inline int clear_extent_buffer_uptodate(struct extent_buffer *eb)
 {
        eb->flags &= ~EXTENT_UPTODATE;
        return 0;