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Btrfs: drop remaining LINUX_KERNEL_VERSION checks and compat code

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason 2009-01-06 09:38:55 -05:00
parent 860a7a0c32
commit 9ca03b997f
2 changed files with 0 additions and 29 deletions
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25
fs/btrfs/compat.h
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@ -4,29 +4,4 @@
#define btrfs_drop_nlink(inode) drop_nlink(inode) #define btrfs_drop_nlink(inode) drop_nlink(inode)
#define btrfs_inc_nlink(inode) inc_nlink(inode) #define btrfs_inc_nlink(inode) inc_nlink(inode)
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 27)
static inline struct dentry *d_obtain_alias(struct inode *inode)
{
struct dentry *d;
if (!inode)
return NULL;
if (IS_ERR(inode))
return ERR_CAST(inode);
d = d_alloc_anon(inode);
if (!d)
iput(inode);
return d;
}
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 28)
# define __pagevec_lru_add_file __pagevec_lru_add
# define open_bdev_exclusive open_bdev_excl
# define close_bdev_exclusive(bdev, mode) close_bdev_excl(bdev)
typedef unsigned __bitwise__ fmode_t;
#endif
#endif /* _COMPAT_H_ */ #endif /* _COMPAT_H_ */

4
fs/btrfs/extent-tree.c
View File

@ -869,11 +869,7 @@ static noinline int remove_extent_backref(struct btrfs_trans_handle *trans,
static void btrfs_issue_discard(struct block_device *bdev, static void btrfs_issue_discard(struct block_device *bdev,
u64 start, u64 len) u64 start, u64 len)
{ {
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 28)
blkdev_issue_discard(bdev, start >> 9, len >> 9, GFP_KERNEL); blkdev_issue_discard(bdev, start >> 9, len >> 9, GFP_KERNEL);
#else
blkdev_issue_discard(bdev, start >> 9, len >> 9);
#endif
} }
#endif #endif