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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Olle Lukowski <olle@lukowski.dev>
Cc: Andy Shevchenko <andy@kernel.org>,
	dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org,
	linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] staging: fbtft: fb_ra8875: replace udelay with usleep_range
Date: Tue, 21 Oct 2025 09:37:50 +0200	[thread overview]
Message-ID: <2025102120-ride-repaint-7a22@gregkh> (raw)
In-Reply-To: <20251020-staging-fbtft-ra8875-usleep-v1-1-9592dd390c13@lukowski.dev>

On Mon, Oct 20, 2025 at 10:15:36PM +0300, Olle Lukowski wrote:
> Replace udelay(100) calls with usleep_range(100, 200) to allow the
> scheduler to yield instead of busy-waiting. This is the preferred API for
> sleep durations above 10 microseconds.

As per this type of change, have you tested it on real hardware?
Without that, we can't accept this change, and such checkpatch.pl
comments should be ignored.

thanks,

greg k-h

  reply	other threads:[~2025-10-21  7:37 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-10-20 19:15 [PATCH] staging: fbtft: fb_ra8875: replace udelay with usleep_range Olle Lukowski
2025-10-21  7:37 ` Greg Kroah-Hartman [this message]
2025-10-21  8:12   ` Olle Lukowski
2025-10-21  8:50 ` Andy Shevchenko
     [not found] <20260218174737.86994-1-tomasz.unger.ref@yahoo.pl>
2026-02-18 17:47 ` tomasz.unger
2026-02-19  7:30   ` Andy Shevchenko

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