> YAMAMOTO Takashi wrote:
> >> +	lock_meta_page(page);
> >> +	/*
> >> +	 * Check if somebody else beat us to allocating the meta_page
> >> +	 */
> >> +	race_mp = page_get_meta_page(page);
> >> +	if (race_mp) {
> >> +		kfree(mp);
> >> +		mp = race_mp;
> >> +		atomic_inc(&mp->ref_cnt);
> >> +		res_counter_uncharge(&mem->res, 1);
> >> +		goto done;
> >> +	}
> > 
> > i think you need css_put here.
> 
> Thats correct. We do need css_put in this path.
> 
> Thanks,
> Vaidy

v5 still seems to have the problem.

YAMAMOTO Takashi
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