linux-kernel - Re: [PATCH 0/4] ASoC/soundwire: fix race conditions on remove

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date: Thu, 11 Apr 2024 23:18:49 +0530
From: Vinod Koul <vkoul@...nel.org>
To: linux-sound@...r.kernel.org, broonie@...nel.org, tiwai@...e.de, 
 Bard Liao <yung-chuan.liao@...ux.intel.com>
Cc: vinod.koul@...aro.org, linux-kernel@...r.kernel.org, 
 pierre-louis.bossart@...ux.intel.com, bard.liao@...el.com
Subject: Re: [PATCH 0/4] ASoC/soundwire: fix race conditions on remove


On Wed, 10 Apr 2024 02:34:34 +0000, Bard Liao wrote:
> There is a possible rate condition when removing the soundwire driver.
> When the manager becomes pm_runtime active in the remove procedure,
> peripherals will become attached, and do the initialization process.
> We have to wait until all the devices are fully resumed before the
> cleanup, otherwise there is a possible race condition where asynchronous
> workqueues initiate transfers on the bus that cannot complete. This
> patchset fixes the issue by ensuring all devices are fully resumed and
> SoundWire interrupt is disabled after all jobs are done.
> The change is mainly on SoundWire. It would be better to go through
> SoundWire tree.
> 
> [...]

Applied, thanks!

[1/4] ASoC: SOF: Intel: hda: disable SoundWire interrupt later
      commit: 62707b56b2b47dfdc94d4b079c9f9bfe5a923e33
[2/4] soundwire: intel_auxdevice: use pm_runtime_resume() instead of pm_request_resume()
      commit: 6f4867fa57604fc898a63ee73fe890786b9f4a72
[3/4] soundwire: intel: export intel_resume_child_device
      commit: f2fa6865566483582aed4511ef603b44239b227b
[4/4] soundwire: intel_init: resume all devices on exit.
      commit: 4cd5ea6de156850d555e1af8244a530812ae6ff6

Best regards,
-- 
~Vinod