linux-kernel - Re: [PATCH v2 2/3] erofs: insert to managed cache after adding to pcl

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Date:   Tue, 8 Dec 2020 16:51:01 +0800
From:   Chao Yu <yuchao0@...wei.com>
To:     Gao Xiang <hsiangkao@...hat.com>, <linux-erofs@...ts.ozlabs.org>
CC:     LKML <linux-kernel@...r.kernel.org>, Chao Yu <chao@...nel.org>
Subject: Re: [PATCH v2 2/3] erofs: insert to managed cache after adding to pcl

On 2020/12/7 9:23, Gao Xiang wrote:
> Previously, it could be some concern to call add_to_page_cache_lru()
> with page->mapping == Z_EROFS_MAPPING_STAGING (!= NULL).
> 
> In contrast, page->private is used instead now, so partially revert
> commit 5ddcee1f3a1c ("erofs: get rid of __stagingpage_alloc helper")
> with some adaption for simplicity.
> 
> Signed-off-by: Gao Xiang <hsiangkao@...hat.com>

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

Thanks,