static ssize_t extent_cache_hits_show(struct ext4_attr *a,
				      struct ext4_sb_info *sbi, char *buf)
{
	return snprintf(buf, PAGE_SIZE, "%lu\n", sbi->extent_cache_hits);
}
static ssize_t extent_cache_hits_show(struct ext4_attr *a,
				      struct ext4_sb_info *sbi, char *buf)
{
	return snprintf(buf, PAGE_SIZE, "%lu\n", sbi->extent_cache_hits);
}