From: patchwork-bot+linux-arm-msm@kernel.org
To: Sai Prakash Ranjan <saiprakash.ranjan@codeaurora.org>
Cc: linux-arm-msm@vger.kernel.org
Subject: Re: [PATCH] coresight: tmc-etr: Check if page is valid before dma_map_page()
Date: Tue, 29 Dec 2020 20:15:32 +0000 [thread overview]
Message-ID: <160927293218.13751.16131170028607994798.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20201123102133.18979-1-saiprakash.ranjan@codeaurora.org>
Hello:
This patch was applied to qcom/linux.git (refs/heads/for-next):
On Mon, 23 Nov 2020 15:51:33 +0530 you wrote:
> From: Mao Jinlong <jinlmao@codeaurora.org>
>
> alloc_pages_node() return should be checked before calling
> dma_map_page() to make sure that valid page is mapped or
> else it can lead to aborts as below:
>
> Unable to handle kernel paging request at virtual address ffffffc008000000
> Mem abort info:
> <snip>...
> pc : __dma_inv_area+0x40/0x58
> lr : dma_direct_map_page+0xd8/0x1c8
>
> [...]
Here is the summary with links:
- coresight: tmc-etr: Check if page is valid before dma_map_page()
https://git.kernel.org/qcom/c/1cc573d5754e
You are awesome, thank you!
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prev parent reply other threads:[~2020-12-29 20:17 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-23 10:21 [PATCH] coresight: tmc-etr: Check if page is valid before dma_map_page() Sai Prakash Ranjan
2020-11-23 10:46 ` Suzuki K Poulose
2020-11-23 10:46 ` Suzuki K Poulose
2020-11-23 18:10 ` Mathieu Poirier
2020-11-23 18:10 ` Mathieu Poirier
2020-12-29 20:15 ` patchwork-bot+linux-arm-msm [this message]
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