From: Mark Brown <broonie@kernel.org>
To: Yu Zhao <yuzhao@google.com>
Cc: Takashi Iwai <tiwai@suse.com>, Jaroslav Kysela <perex@perex.cz>,
Vinod Koul <vkoul@kernel.org>,
Rakesh Ughreja <rakesh.a.ughreja@intel.com>,
alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 2/3] ASoC: enable interrupt after dma buffer initialization
Date: Thu, 13 Sep 2018 12:31:26 +0100 [thread overview]
Message-ID: <20180913113126.GB8411@sirena.org.uk> (raw)
In-Reply-To: <20180912194441.200564-1-yuzhao@google.com>
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On Wed, Sep 12, 2018 at 01:44:41PM -0600, Yu Zhao wrote:
> In snd_hdac_bus_init_chip(), we enable interrupt before
> snd_hdac_bus_init_cmd_io() initializing dma buffers. If irq has
> been acquired and irq handler uses the dma buffer, kernel may crash
> when interrupt comes in.
> ---
> sound/hda/hdac_controller.c | 8 ++++++--
> 1 file changed, 6 insertions(+), 2 deletions(-)
This is an ALSA commit, not an ASoC one.
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prev parent reply other threads:[~2018-09-13 11:31 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-10 21:17 [PATCH 1/3] Revert "ASoC: Intel: Skylake: Acquire irq after RIRB allocation" Yu Zhao
2018-09-10 21:21 ` [PATCH 2/3] sound: enable interrupt after dma buffer initialization Yu Zhao
2018-09-10 21:23 ` [PATCH 3/3] sound: don't call skl_init_chip() to reset intel skl soc Yu Zhao
2018-09-11 6:17 ` Takashi Iwai
2018-09-11 6:06 ` [PATCH 2/3] sound: enable interrupt after dma buffer initialization Takashi Iwai
2018-09-11 20:58 ` Yu Zhao
2018-09-12 4:04 ` Vinod
2018-09-11 6:03 ` [PATCH 1/3] Revert "ASoC: Intel: Skylake: Acquire irq after RIRB allocation" Takashi Iwai
2018-09-11 16:36 ` Mark Brown
2018-09-11 20:44 ` Yu Zhao
2018-09-11 21:12 ` [PATCH v2 " Yu Zhao
2018-09-11 21:14 ` [PATCH v2 2/3] sound: enable interrupt after dma buffer initialization Yu Zhao
2018-09-11 21:15 ` [PATCH v2 3/3] sound: don't call skl_init_chip() to reset intel skl soc Yu Zhao
2018-09-12 10:20 ` [PATCH v2 1/3] Revert "ASoC: Intel: Skylake: Acquire irq after RIRB allocation" Mark Brown
2018-09-12 19:32 ` Yu Zhao
2018-09-13 11:31 ` Mark Brown
2018-09-12 19:43 ` [PATCH v3 1/3] ASoC: " Yu Zhao
2018-09-12 19:44 ` [PATCH v3 2/3] ASoC: enable interrupt after dma buffer initialization Yu Zhao
2018-09-12 19:45 ` [PATCH v3 3/3] ASoC: don't call skl_init_chip() to reset intel skl soc Yu Zhao
2018-09-13 11:31 ` Mark Brown [this message]
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