Re: [PATCH v4a 31/38] timers: drm: Use timer_shutdown_sync() for on stack timers

From: Noralf Trønnes
Date: Sat Nov 05 2022 - 05:54:19 EST




Den 05.11.2022 07.00, skrev Steven Rostedt:
> From: "Steven Rostedt (Google)" <rostedt@xxxxxxxxxxx>
>
> Before a timer is released, timer_shutdown_sync() must be called.
>
> Link: https://lore.kernel.org/all/20221104054053.431922658@xxxxxxxxxxx/
>
> Cc: "Noralf Trønnes" <noralf@xxxxxxxxxxx>
> Cc: David Airlie <airlied@xxxxxxxxx>
> Cc: Daniel Vetter <daniel@xxxxxxxx>
> Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>
> Cc: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
> Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> Cc: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxxxxxxxx>
> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> Cc: intel-gfx@xxxxxxxxxxxxxxxxxxxxx
> Signed-off-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx>
> ---

Acked-by: Noralf Trønnes <noralf@xxxxxxxxxxx>

> drivers/gpu/drm/gud/gud_pipe.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/gud/gud_pipe.c b/drivers/gpu/drm/gud/gud_pipe.c
> index 7c6dc2bcd14a..08429bdd57cf 100644
> --- a/drivers/gpu/drm/gud/gud_pipe.c
> +++ b/drivers/gpu/drm/gud/gud_pipe.c
> @@ -272,7 +272,7 @@ static int gud_usb_bulk(struct gud_device *gdrm, size_t len)
>
> usb_sg_wait(&ctx.sgr);
>
> - if (!del_timer_sync(&ctx.timer))
> + if (!timer_shutdown_sync(&ctx.timer))
> ret = -ETIMEDOUT;
> else if (ctx.sgr.status < 0)
> ret = ctx.sgr.status;