From 4b4e25f2a6ddb070bab7f7dd2bd2926fb8db9e04 Mon Sep 17 00:00:00 2001 From: Chris Mason Date: Thu, 20 Nov 2008 10:22:27 -0500 Subject: Btrfs: compat code fixes The btrfs git kernel trees is used to build a standalone tree for compiling against older kernels. This commit makes the standalone tree work with 2.6.27 Signed-off-by: Chris Mason --- fs/btrfs/extent-tree.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'fs/btrfs/extent-tree.c') diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 62d4970..b33e0bf 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -19,6 +19,8 @@ #include #include #include +#include +#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, -- cgit v1.1