Re: [PATCH] module: avoid call vmalloc if init size is zero

From: Rusty Russell
Date: Mon Jan 30 2012 - 03:04:41 EST


On Mon, 30 Jan 2012 11:28:12 +0400, Dmitry Antipov <dmitry.antipov@xxxxxxxxxx> wrote:
> On 01/27/2012 03:21 PM, Rusty Russell wrote:
>
> > Please fix __vmalloc_node_range() instead to return ZERO_SIZE_PTR.
> > And of course, vfree() to use ZERO_OR_NULL_PTR().
>
> For the convenience and uniformity, should {alloc,free}_percpu() be
> also modified in that way?

Yep!

Thanks,
Rusty.
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