[Devel] Re: [PATCH 5/6] BC: kernel memory accounting (core)

[Oleg Nesterov]

On 08/23, Kirill Korotaev wrote:
>
> +int bc_slab_charge(kmem_cache_t *cachep, void *objp, gfp_t flags)
> +{
> +	unsigned int size;
> +	struct beancounter *bc, **slab_bcp;
> +
> +	bc = get_exec_bc();
> +	if (bc == NULL)
> +		return 0;

Is it possible to .exec_bc == NULL ?

If yes, why do we need init_bc? We can do 'set_exec_bc(NULL)' in __do_IRQ()
instead.

Oleg.