[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <ZNuDugkvHrh7J/fF@smile.fi.intel.com>
Date: Tue, 15 Aug 2023 16:55:06 +0300
From: Andy Shevchenko <andriy.shevchenko@...el.com>
To: Takashi Iwai <tiwai@...e.de>
Cc: alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 08/25] ALSA: korg1212: Convert to generic PCM copy ops
On Mon, Aug 14, 2023 at 01:55:06PM +0200, Takashi Iwai wrote:
> This patch converts the korg1212 driver code to use the new unified
> PCM copy callback. The open-coded conditional memory copies are
> replaced with simpler copy_from/to_iter() calls.
>
> Note that copy_from/to_iter() returns the copied bytes, hence the
> error condition is inverted from copy_from/to_user().
...
> + if (!copy_to_iter(src, size, dst))
!= size ?
> return -EFAULT;
...
> + if (!copy_from_iter(dst, size, src))
> return -EFAULT;
Ditto.
--
With Best Regards,
Andy Shevchenko
Powered by blists - more mailing lists