Re: [PATCH v6 0/2] kexec: keep the next kernel off hardware-poisoned pages

From: Bradley Morgan

Date: Wed Aug 12 2026 - 08:18:15 EST


On 12 August 2026 13:07:49 BST, Breno Leitao <leitao@xxxxxxxxxx> wrote:
>Hello Bradley,
>
>On Wed, Aug 12, 2026 at 12:36:59PM +0100, Bradley Morgan wrote:
>> On 12 August 2026 12:31:50 BST, Breno Leitao <leitao@xxxxxxxxxx> wrote:
>> >Changes in v6:
>> >- Split the pre-existing top-down underflow out into its own patch, and
>> > drop the "if (poison < kbuf->memsz)" guard from the hwpoison hunk now
>> > that the loop bail-out covers it. (Mike Rapoport, Sashiko)
>
><snip>
>
>> >- Link to v5:
>https://patch.msgid.link/20260810-kexec_posioned-v5-1-95e1b5e2e656@xxxxxxxxxx
>>
>> This is a two patch series with one patch, why?
>
>This is a patch series with _two_ patches, isn't it?
>
> [PATCH v6 1/2] kexec_file: stop the top-down search before it underflows
> [PATCH v6 2/2] kexec: keep the next kernel off hardware-poisoned pages
>
>If you asking why it was split, we decided to split the fix into
>a separate patch, and keep the "feature" in separate patch. The
>discussion happened in
>

I'm only CCed in 2/2 :(


>https://lore.kernel.org/all/anskyrEVUlnTVEgF@xxxxxxxxxx/
>

Thanks!