Re: [PATCH v4] mm/page_owner: clamp read count to PAGE_SIZE

[William Kucharski]

> On Nov 1, 2018, at 3:47 PM, Andrew Morton <a...@linux-foundation.org> wrote:
> 
> -     count = count > PAGE_SIZE ? PAGE_SIZE : count;
> +     count = min_t(size_t, count, PAGE_SIZE);
>       kbuf = kmalloc(count, GFP_KERNEL);
>       if (!kbuf)
>               return -ENOMEM;

Is the use of min_t vs. the C conditional mostly to be more self-documenting?

The compiler-generated assembly between the two versions seems mostly a wash.

    William Kucharski