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From: "Christian König" <christian.koenig@amd.com>
To: guangming.cao@mediatek.com
Cc: dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-media@vger.kernel.org,
	linux-mediatek@lists.infradead.org, matthias.bgg@gmail.com,
	sumit.semwal@linaro.org, wsd_upstream@mediatek.com
Subject: Re: [PATCH v2] dma_buf: remove dmabuf sysfs teardown before release
Date: Tue, 20 Jul 2021 13:00:37 +0200	[thread overview]
Message-ID: <a12fc0c7-ed60-0724-fa56-097cb9a694ee@amd.com> (raw)
In-Reply-To: <20210720103158.83439-1-guangming.cao@mediatek.com>

Am 20.07.21 um 12:31 schrieb guangming.cao@mediatek.com:
> From: Guangming Cao <Guangming.Cao@mediatek.com>
>
> Dmabuf sysfs stat is used for dmabuf info track.
> But these file maybe still in use after buffer released,
> should clear it before buffer release.
>
> Signed-off-by: Guangming Cao <Guangming.Cao@mediatek.com>

Reviewed and pushed to drm-misc-next.

Thanks,
Christian.

> ---
>   drivers/dma-buf/dma-buf.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c
> index b1a6db71c656..63d32261b63f 100644
> --- a/drivers/dma-buf/dma-buf.c
> +++ b/drivers/dma-buf/dma-buf.c
> @@ -76,12 +76,12 @@ static void dma_buf_release(struct dentry *dentry)
>   	 */
>   	BUG_ON(dmabuf->cb_shared.active || dmabuf->cb_excl.active);
>   
> +	dma_buf_stats_teardown(dmabuf);
>   	dmabuf->ops->release(dmabuf);
>   
>   	if (dmabuf->resv == (struct dma_resv *)&dmabuf[1])
>   		dma_resv_fini(dmabuf->resv);
>   
> -	dma_buf_stats_teardown(dmabuf);
>   	module_put(dmabuf->owner);
>   	kfree(dmabuf->name);
>   	kfree(dmabuf);


      reply	other threads:[~2021-07-20 11:05 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-19  5:19 [PATCH] dma_buf: remove dmabuf sysfs teardown before release/detach guangming.cao
2021-07-19 11:16 ` Christian König
2021-07-20  9:31 ` Christian König
2021-07-20 10:29   ` guangming.cao
2021-07-20 10:31   ` [PATCH v2] dma_buf: remove dmabuf sysfs teardown before release guangming.cao
2021-07-20 11:00     ` Christian König [this message]

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