linux-kernel - Re: [PATCH 1/2] erofs: use workqueue decompression for atomic contexts only

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Message-ID: <0ea35878-61b8-35c3-4471-432c510389ec@huawei.com>
Date:   Wed, 17 Mar 2021 14:44:17 +0800
From:   Chao Yu <yuchao0@...wei.com>
To:     Huang Jianan <huangjianan@...o.com>, <linux-erofs@...ts.ozlabs.org>
CC:     <linux-kernel@...r.kernel.org>, <guoweichao@...o.com>,
        <zhangshiming@...o.com>
Subject: Re: [PATCH 1/2] erofs: use workqueue decompression for atomic
 contexts only

On 2021/3/17 11:54, Huang Jianan via Linux-erofs wrote:
> z_erofs_decompressqueue_endio may not be executed in the atomic
> context, for example, when dm-verity is turned on. In this scenario,
> data can be decompressed directly to get rid of additional kworker
> scheduling overhead.
> 
> Signed-off-by: Huang Jianan <huangjianan@...o.com>
> Signed-off-by: Guo Weichao <guoweichao@...o.com>
> Reviewed-by: Gao Xiang <hsiangkao@...hat.com>

Reviewed-by: Chao Yu <yuchao0@...wei.com>

Thanks,