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SubjectRe: [PATCH v4 00/17] ALSA: hda: cirrus: Add initial DSP support and firmware loading
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On 30. 05. 22 13:07, Takashi Iwai wrote:

> And yet moreover, we'll need to consider some way for protecting
> against DoS-like behavior by frequent kctl changes.

I agree, but only the driver knows details about the kctl operation time and
resource constraints. So the driver should implement a rate or i/o limit for
those controls. We may offer helper functions in the ALSA core for this job
(if required).

Jaroslav

--
Jaroslav Kysela <perex@perex.cz>
Linux Sound Maintainer; ALSA Project; Red Hat, Inc.

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