[linux-2.6-block.git] / fs / btrfs / compat.h

#ifndef _COMPAT_H_
#define _COMPAT_H_

#define btrfs_drop_nlink(inode) drop_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

#endif /* _COMPAT_H_ */
Commit	Line	Data
12fa8ec6 JM	1	#ifndef _COMPAT_H_
	2	#define _COMPAT_H_
	3
2b1f55b0 CM	4	#define btrfs_drop_nlink(inode) drop_nlink(inode)
2b1f55b0 CM	5	#define btrfs_inc_nlink(inode) inc_nlink(inode)
12fa8ec6	6
be6e8dc0 BR	7	#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,27)
	8	static inline struct dentry d_obtain_alias(struct inode inode)
	9	{
	10	struct dentry *d;
	11
	12	if (!inode)
	13	return NULL;
	14	if (IS_ERR(inode))
	15	return ERR_CAST(inode);
	16
	17	d = d_alloc_anon(inode);
	18	if (!d)
	19	iput(inode);
	20	return d;
	21	}
	22	#endif
	23
12fa8ec6	24	#endif /* _COMPAT_H_ */