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Commit 0de6d6b9 authored by Ryusuke Konishi's avatar Ryusuke Konishi Committed by Linus Torvalds
Browse files

nilfs2: use bgl_lock_ptr() 



Simplify nilfs_mdt_bgl_lock() by utilizing bgl_lock_ptr() helper in
<linux/blockgroup_lock.h>.

Signed-off-by: default avatarRyusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent ead8ecff

fs/nilfs2/mdt.h

+5 −2
Original line number Diff line number Diff line
@@ -111,7 +111,10 @@ static inline __u64 nilfs_mdt_cno(struct inode *inode) 
	return ((struct the_nilfs *)inode->i_sb->s_fs_info)->ns_cno;

}



#define nilfs_mdt_bgl_lock(inode, bg) \

	(&NILFS_MDT(inode)->mi_bgl->locks[(bg) & (NR_BG_LOCKS-1)].lock)

static inline spinlock_t *

nilfs_mdt_bgl_lock(struct inode *inode, unsigned int block_group)

{

	return bgl_lock_ptr(NILFS_MDT(inode)->mi_bgl, block_group);

}



#endif /* _NILFS_MDT_H */