diff options
Diffstat (limited to 'fs/btrfs/extent-tree.c')
| -rw-r--r-- | fs/btrfs/extent-tree.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 62d49705d14..b33e0bfb99e 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -19,6 +19,8 @@ #include <linux/pagemap.h> #include <linux/writeback.h> #include <linux/blkdev.h> +#include <linux/version.h> +#include "compat.h" #include "hash.h" #include "crc32c.h" #include "ctree.h" @@ -900,6 +902,7 @@ static int noinline remove_extent_backref(struct btrfs_trans_handle *trans, return ret; } +#ifdef BIO_RW_DISCARD static void btrfs_issue_discard(struct block_device *bdev, u64 start, u64 len) { @@ -909,7 +912,7 @@ static void btrfs_issue_discard(struct block_device *bdev, blkdev_issue_discard(bdev, start >> 9, len >> 9); #endif } - +#endif static int noinline free_extents(struct btrfs_trans_handle *trans, struct btrfs_root *extent_root, |