Re: [PATCH] Show kernel stack usage to /proc/meminfo and OOM log

[Christoph Lameter]

On Tue, 30 Jun 2009, KOSAKI Motohiro wrote:

> +static void account_kernel_stack(struct thread_info *ti, int on)

static inline?

> +{
> +	struct zone* zone = page_zone(virt_to_page(ti));
> +	int sign = on ? 1 : -1;
> +	long acct = sign * (THREAD_SIZE / PAGE_SIZE);

int pages = THREAD_SIZE / PAGE_SIZE;

?

> +
> +	mod_zone_page_state(zone, NR_KERNEL_STACK, acct);

mod_zone_page_state(zone, NR_KERNEL_STACK, on ? pages : -pages);


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