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From: Pietro Borrello <borrello@diag.uniroma1.it>
To: Roderick Colenbrander <thunderbird2k@gmail.com>
Cc: Jiri Kosina <jikos@kernel.org>,
	Benjamin Tissoires <benjamin.tissoires@redhat.com>,
	Hanno Zulla <kontakt@hanno.de>, Carlo Caione <carlo@endlessm.com>,
	Pavel Machek <pavel@ucw.cz>, Lee Jones <lee@kernel.org>,
	Roderick Colenbrander <roderick.colenbrander@sony.com>,
	Sven Eckelmann <sven@narfation.org>,
	linux-leds@vger.kernel.org,
	Cristiano Giuffrida <c.giuffrida@vu.nl>,
	"Bos, H.J." <h.j.bos@vu.nl>, Jakob Koschel <jkl820.git@gmail.com>,
	linux-input@vger.kernel.org, linux-kernel@vger.kernel.org,
	Jiri Kosina <jkosina@suse.cz>,
	Roderick Colenbrander <roderick@gaikai.com>
Subject: Re: [PATCH 3/5] HID: dualsense_remove: manually unregister leds
Date: Thu, 26 Jan 2023 02:01:35 +0100	[thread overview]
Message-ID: <CAEih1qUeDTmN80zSS3ixzVep=5EWhootnjMS8g+pv+C-uWTRRA@mail.gmail.com> (raw)
In-Reply-To: <CAEc3jaCEKfqEJSV4=6GRj1Ry97xH+HwVSeEOZReNwkt=rLNvNQ@mail.gmail.com>

On Thu, 26 Jan 2023 at 01:44, Roderick Colenbrander
<thunderbird2k@gmail.com> wrote:
>
> Hi Pietro,
>
> Thanks for your patch. For sure for ds4/dualsense there have been edge
> cases around rumble removal and others. Those were prevented by this
> 'output_worker_initialized' variable, which is checked during the
> centralized work scheduling function (dualshock4_schedule_work /
> dualsense_schedule_work). That said I don't mind the change as it
> prevents the work scheduling functions to get called unnecessarily.

Hi Roderick,
Thank you for your fast response. You are right, the combination
of the `output_worker_initialized` variable and the spinlock prevents
the work to be scheduled during device removal for ds4/dualsense.
Thank you for the clarification!

Thanks,
Pietro

  parent reply	other threads:[~2023-01-26  1:01 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-26  0:24 [PATCH 0/5] HID: manually unregister leds on device removal to prevent UAFs Pietro Borrello
2023-01-26  0:24 ` [PATCH 1/5] HID: bigben_remove: manually unregister leds Pietro Borrello
2023-01-26  0:24 ` [PATCH 2/5] HID: asus_remove: manually unregister led Pietro Borrello
2023-01-26  0:24 ` [PATCH 3/5] HID: dualsense_remove: manually unregister leds Pietro Borrello
2023-01-26  0:43   ` Roderick Colenbrander
2023-01-26  0:47     ` Roderick Colenbrander
2023-01-26 12:09       ` [PATCH v2 " Pietro Borrello
2023-01-26 12:11       ` [PATCH v2 4/5] HID: dualshock4_remove: " Pietro Borrello
2023-01-26  1:01     ` Pietro Borrello [this message]
2023-01-26  0:24 ` [PATCH " Pietro Borrello
2023-01-26  0:24 ` [PATCH 5/5] HID: sony_remove: " Pietro Borrello
2023-01-26  8:32   ` Sven Eckelmann
2023-05-10 10:12 ` [PATCH 0/5] HID: manually unregister leds on device removal to prevent UAFs Donald Buczek
2023-05-10 10:59   ` Benjamin Tissoires
2023-05-10 11:41   ` Pavel Machek

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