Re: [PATCH 0/2][RFC] Refactor snd primitives refcounters

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On Fri, Aug 25, 2023 at 4:16 AM Takashi Iwai <tiwai@xxxxxxx> wrote:
>
> Thanks for the patches.  But, as the 6.6 merge window open is pretty
> close, I'd postpone those unless it's urgently needed.

I have no timeline since we have the workaround in, hence the RFC

>
> Also, before moving the resource tied with the device object, we'll
> need a refcount to the ctl dev from pcm dev, as PCM does release chmap
> at its free path (calling free_chmap()).  Otherwise it'll lead to
> another UAF, if both objects releases are done asynchronously without
> dependency.

Got it, thanks.

>
>
> BTW, the cover letter and the subject prefix of the patches don't
> match, and also the cover letter didn't include Cc.  Please try to
> make both cover letter and patches sent properly.

Thanks for catching that, I was struggling getting cc to copy across
with git from get_maintainers. I will give it another shot with v2.

Curtis

>
>
> thanks,
>
>
> Takashi




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