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Commit 0695d7dc authored by Peter Zijlstra's avatar Peter Zijlstra Committed by Al Viro
Browse files

orangefs: Use RCU for destroy_inode 



freeing of inodes must be RCU-delayed on all filesystems

Cc: stable@vger.kernel.org
Signed-off-by: default avatarPeter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent f1ef09fd

fs/orangefs/super.c

+8 −1
Original line number Diff line number Diff line
@@ -115,6 +115,13 @@ static struct inode *orangefs_alloc_inode(struct super_block *sb) 
	return &orangefs_inode->vfs_inode;

}



static void orangefs_i_callback(struct rcu_head *head)

{

	struct inode *inode = container_of(head, struct inode, i_rcu);

	struct orangefs_inode_s *orangefs_inode = ORANGEFS_I(inode);

	kmem_cache_free(orangefs_inode_cache, orangefs_inode);

}



static void orangefs_destroy_inode(struct inode *inode)

{

	struct orangefs_inode_s *orangefs_inode = ORANGEFS_I(inode);
@@ -123,7 +130,7 @@ static void orangefs_destroy_inode(struct inode *inode) 
			"%s: deallocated %p destroying inode %pU\n",

			__func__, orangefs_inode, get_khandle_from_ino(inode));



	kmem_cache_free(orangefs_inode_cache, orangefs_inode);

	call_rcu(&inode->i_rcu, orangefs_i_callback);

}



/*