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Commit 53e22829 authored by Al Viro's avatar Al Viro
Browse files

dax: make use of ->free_inode() 



we might want to drop ->destroy_inode() there - it's used only for
WARN_ON() now, and AFAICS that could be moved to ->evict_inode()
if we had one...

Reviewed-by: default avatarJan Kara <jack@suse.cz>
Acked-by: default avatarDan Williams <dan.j.williams@intel.com>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent a2b757fe

drivers/dax/super.c

+2 −5
Original line number Diff line number Diff line
@@ -412,11 +412,9 @@ static struct dax_device *to_dax_dev(struct inode *inode) 
	return container_of(inode, struct dax_device, inode);

}



static void dax_i_callback(struct rcu_head *head)

static void dax_free_inode(struct inode *inode)

{

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

	struct dax_device *dax_dev = to_dax_dev(inode);



	kfree(dax_dev->host);

	dax_dev->host = NULL;

	if (inode->i_rdev)
@@ -427,16 +425,15 @@ static void dax_i_callback(struct rcu_head *head) 
static void dax_destroy_inode(struct inode *inode)

{

	struct dax_device *dax_dev = to_dax_dev(inode);



	WARN_ONCE(test_bit(DAXDEV_ALIVE, &dax_dev->flags),

			"kill_dax() must be called before final iput()\n");

	call_rcu(&inode->i_rcu, dax_i_callback);

}



static const struct super_operations dax_sops = {

	.statfs = simple_statfs,

	.alloc_inode = dax_alloc_inode,

	.destroy_inode = dax_destroy_inode,

	.free_inode = dax_free_inode,

	.drop_inode = generic_delete_inode,

};