From: Takashi Iwai <tiwai@suse.de>
To: Arnd Bergmann <arnd@arndb.de>
Cc: Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
hch@lst.de, Takashi Sakamoto <o-takashi@sakamocchi.jp>,
alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ALSA: compat_ioctl: avoid compat_alloc_user_space
Date: Mon, 21 Sep 2020 10:37:35 +0200 [thread overview]
Message-ID: <s5htuvrpltc.wl-tiwai@suse.de> (raw)
In-Reply-To: <20200918095642.1446243-1-arnd@arndb.de>
On Fri, 18 Sep 2020 11:56:19 +0200,
Arnd Bergmann wrote:
>
> Using compat_alloc_user_space() tends to add complexity
> to the ioctl handling, so I am trying to remove it everywhere.
>
> The two callers in sound/core can rewritten to just call
> the same code that operates on a kernel pointer as the
> native handler.
>
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Applied now. Thanks!
Takashi
WARNING: multiple messages have this Message-ID (diff)
From: Takashi Iwai <tiwai@suse.de>
To: Arnd Bergmann <arnd@arndb.de>
Cc: alsa-devel@alsa-project.org, Takashi Iwai <tiwai@suse.com>,
linux-kernel@vger.kernel.org, hch@lst.de
Subject: Re: [PATCH] ALSA: compat_ioctl: avoid compat_alloc_user_space
Date: Mon, 21 Sep 2020 10:37:35 +0200 [thread overview]
Message-ID: <s5htuvrpltc.wl-tiwai@suse.de> (raw)
In-Reply-To: <20200918095642.1446243-1-arnd@arndb.de>
On Fri, 18 Sep 2020 11:56:19 +0200,
Arnd Bergmann wrote:
>
> Using compat_alloc_user_space() tends to add complexity
> to the ioctl handling, so I am trying to remove it everywhere.
>
> The two callers in sound/core can rewritten to just call
> the same code that operates on a kernel pointer as the
> native handler.
>
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Applied now. Thanks!
Takashi
next prev parent reply other threads:[~2020-09-21 8:37 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-18 9:56 [PATCH] ALSA: compat_ioctl: avoid compat_alloc_user_space Arnd Bergmann
2020-09-18 9:56 ` Arnd Bergmann
2020-09-21 8:37 ` Takashi Iwai [this message]
2020-09-21 8:37 ` Takashi Iwai
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