Re: [Devel] [PATCH 1/6] slab: cleanup kmem_cache_create_memcg()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 12/18/2013 05:16 PM, Vladimir Davydov wrote:
> --- a/mm/slab_common.c
> +++ b/mm/slab_common.c
> @@ -176,8 +176,9 @@ kmem_cache_create_memcg(struct mem_cgroup *memcg, const char *name, size_t size,
>  	get_online_cpus();
>  	mutex_lock(&slab_mutex);
>  
> -	if (!kmem_cache_sanity_check(memcg, name, size) == 0)
> -		goto out_locked;
> +	err = kmem_cache_sanity_check(memcg, name, size);
> +	if (err)
> +		goto out_unlock;
>  
>  	/*
>  	 * Some allocators will constraint the set of valid flags to a subset

Theoretically in future kmem_cache_sanity_check() can return positive value.
Probably it's better to check (err < 0) in caller ?

Thank you,
	Vasily Averin
--
To unsubscribe from this list: send the line "unsubscribe cgroups" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html




[Index of Archives]     [Linux ARM Kernel]     [Linux ARM]     [Linux Omap]     [Fedora ARM]     [IETF Annouce]     [Security]     [Bugtraq]     [Linux OMAP]     [Linux MIPS]     [eCos]     [Asterisk Internet PBX]     [Linux API]     [Monitors]

  Powered by Linux