linux-kernel - Re: [PATCH v6 2/8] ALSA: Avoid using timespec for struct snd_timer

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Message-ID: <CAK8P3a3EKr4-ygUJ453Fv9DdW0YTHMcTuMu5TmbZ=aLxsWzU0g@mail.gmail.com>
Date:   Wed, 13 Nov 2019 16:09:18 +0100
From:   Arnd Bergmann <arnd@...db.de>
To:     Takashi Iwai <tiwai@...e.de>
Cc:     ALSA Development Mailing List <alsa-devel@...a-project.org>,
        Takashi Iwai <tiwai@...e.com>,
        Baolin Wang <baolin.wang7@...il.com>,
        y2038 Mailman List <y2038@...ts.linaro.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Mark Brown <broonie@...nel.org>,
        Baolin Wang <baolin.wang@...aro.org>
Subject: Re: [PATCH v6 2/8] ALSA: Avoid using timespec for struct snd_timer_status

On Tue, Nov 12, 2019 at 9:28 PM Takashi Iwai <tiwai@...e.de> wrote:

> > Well spotted, this is indeed a very recent change I did to the patch.
> > The idea here is to hide any use of 'time_t', 'timespec' and 'timeval'
> > from kernel compilation. These types are now defined in an incompatible
> > way by libc, so we have to remove them from the kernel's uapi headers.
> > I would prefer to remove them completely from the kernel (rather than
> > moving them from uapi to internal headers) to make it harder to write
> > y2038-incompatible code, and with the 90 patches I sent this week,
> > all users are gone from the kernel (this series was the last part).
>
> Could you put this trick in the changelog, too?

Done.

      Arnd