Re: [PATCH slab v5 5/6] slab: Reuse first bit for OBJEXTS_ALLOC_FAIL

[Suren Baghdasaryan <surenb@google.com>]

On Mon, Sep 15, 2025 at 8:11 AM Vlastimil Babka <vbabka@suse.cz> wrote:
>
> On 9/15/25 17:06, Suren Baghdasaryan wrote:
> > On Mon, Sep 15, 2025 at 12:51 AM Vlastimil Babka <vbabka@suse.cz> wrote:
> >>
> >>
> >> Shakeel or Suren, will you sent the fix, including Fixes: ? I can put in
> >> ahead of this series with cc stable in slab/for-next and it shouldn't affect
> >> the series.
> >
> > I will post it today. I was planning to include it as a resping of the
> > fixup patchset [1] but if you prefer it separately I can do that too.
> > Please let me know your preference.
>
> I think it will be better for patches touching slab (only) to be separate,
> to avoid conflict potential. [1] seems mm tree material
>
> > Another fixup patch I'll be adding is the removal of the `if
> > (new_slab)` condition for doing mark_failed_objexts_alloc() inside
> > alloc_slab_obj_exts() [2].
>
> Ack, then it's 2 patches for slab :)

Ack. Will post after our meeting today.

>
> Thanks,
> Vlastimil
>
> > [1] https://lore.kernel.org/all/20250909233409.1013367-1-surenb@google.com/
> > [2] https://elixir.bootlin.com/linux/v6.16.5/source/mm/slub.c#L1996
>