From: Takashi Iwai <tiwai@suse.de>
To: Robin Gong <yibin.gong@nxp.com>
Cc: perex@perex.cz, tiwai@suse.com, akpm@linux-foundation.org,
xiang@kernel.org, pierre-louis.bossart@linux.intel.com,
gustavoars@kernel.org, shengjiu.wang@nxp.com,
alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v1 ] ALSA: core: memalloc: add page alignment for iram
Date: Thu, 17 Dec 2020 10:38:29 +0100 [thread overview]
Message-ID: <s5hblesn562.wl-tiwai@suse.de> (raw)
In-Reply-To: <1608221747-3474-1-git-send-email-yibin.gong@nxp.com>
On Thu, 17 Dec 2020 17:15:47 +0100,
Robin Gong wrote:
>
> Since mmap for userspace is based on page alignment, add page alignment
> for iram alloc from pool, otherwise, some good data located in the same
> page of dmab->area maybe touched wrongly by userspace like pulseaudio.
>
> Signed-off-by: Robin Gong <yibin.gong@nxp.com>
Thanks, applied now with Cc-to-stable.
Takashi
next prev parent reply other threads:[~2020-12-17 9:39 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-17 16:15 [PATCH v1 ] ALSA: core: memalloc: add page alignment for iram Robin Gong
2020-12-17 9:38 ` Takashi Iwai [this message]
2020-12-17 9:43 ` Lars-Peter Clausen
2020-12-17 9:55 ` Takashi Iwai
2020-12-17 10:14 ` Takashi Iwai
2020-12-17 10:44 ` Lars-Peter Clausen
2020-12-17 10:59 ` Lars-Peter Clausen
2020-12-17 11:06 ` Takashi Iwai
2020-12-17 13:16 ` Lars-Peter Clausen
2020-12-17 14:24 ` Takashi Iwai
2020-12-17 14:57 ` Lars-Peter Clausen
2020-12-17 15:18 ` Takashi Iwai
2020-12-17 15:38 ` Lars-Peter Clausen
2020-12-17 16:28 ` Takashi Iwai
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