Re: [PATCH] percpu: plumb gfp flag to pcpu_get_pages
From: Dennis Zhou
Date: Sat Dec 29 2018 - 16:26:34 EST
On Sat, Dec 29, 2018 at 01:03:52PM -0800, Andrew Morton wrote:
> On Fri, 28 Dec 2018 17:31:47 -0800 Shakeel Butt <shakeelb@xxxxxxxxxx> wrote:
> > __alloc_percpu_gfp() can be called from atomic context, so, make
> > pcpu_get_pages use the gfp provided to the higher layer.
> Does this fix any user-visible issues?
Sorry for not getting to this earlier. I'm currently traveling. I
respoeded on the patch itself. Do you mind unqueuing? I explain in more
detail on the patch, but __alloc_percpu_gfp() will never call
pcpu_get_pages() when called as not GFP_KERNEL.