Beispiel #1
0
STATIC void
xfs_ioend_wake(
	xfs_inode_t	*ip)
{
	if (atomic_dec_and_test(&ip->i_iocount))
		wake_up(to_ioend_wq(ip));
}
Beispiel #2
0
void
xfs_ioend_wait(
	xfs_inode_t	*ip)
{
	wait_queue_head_t *wq = to_ioend_wq(ip);

	wait_event(*wq, (atomic_read(&ip->i_iocount) == 0));
}
void ext4_free_io_end(ext4_io_end_t *io)
{
	int i;
	wait_queue_head_t *wq;

	BUG_ON(!io);
	if (io->page)
		put_page(io->page);
	for (i = 0; i < io->num_io_pages; i++)
		put_io_page(io->pages[i]);
	io->num_io_pages = 0;
	wq = to_ioend_wq(io->inode);
	if (atomic_dec_and_test(&EXT4_I(io->inode)->i_ioend_count) &&
	    waitqueue_active(wq))
		wake_up_all(wq);
	kmem_cache_free(io_end_cachep, io);
}
void ext4_ioend_wait(struct inode *inode)
{
	wait_queue_head_t *wq = to_ioend_wq(inode);

	wait_event(*wq, (atomic_read(&EXT4_I(inode)->i_ioend_count) == 0));
}