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SubjectRe: [patch 2/3] mm: speculative get_page
Nick Piggin <npiggin@suse.de> wrote:
>
> +static inline struct page *page_cache_get_speculative(struct page **pagep)

Seems rather large to inline.

> +{
> + struct page *page;
> +
> + VM_BUG_ON(in_interrupt());
> +
> +#ifndef CONFIG_SMP
> + page = *pagep;
> + if (unlikely(!page))
> + return NULL;
> +
> + VM_BUG_ON(!in_atomic());

This will go blam if !CONFIG_PREEMPT.
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