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Message-ID: <042ebc25-f9ab-b407-033b-86d6fe5fda98@bytedance.com>
Date:   Mon, 28 Nov 2022 21:56:10 +0800
From:   Jia Zhu <zhujia.zj@...edance.com>
To:     Jingbo Xu <jefflexu@...ux.alibaba.com>, xiang@...nel.org,
        chao@...nel.org, linux-erofs@...ts.ozlabs.org
Cc:     linux-kernel@...r.kernel.org
Subject: Re: [Phishing Risk] [External] [PATCH v2 2/2] erofs: enable large
 folios for fscache mode



在 2022/11/28 10:50, Jingbo Xu 写道:
> Enable large folios for fscache mode.  Enable this feature for
> non-compressed format for now, until the compression part supports large
> folios later.
> 
> One thing worth noting is that, the feature is not enabled for the meta
> data routine since meta inodes don't need large folios for now, nor do
> they support readahead yet.
> 
> Signed-off-by: Jingbo Xu <jefflexu@...ux.alibaba.com>

Reviewed-by: Jia Zhu <zhujia.zj@...edance.com>

Thanks.
> ---
>   fs/erofs/inode.c | 3 +--
>   1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/fs/erofs/inode.c b/fs/erofs/inode.c
> index e457b8a59ee7..85932086d23f 100644
> --- a/fs/erofs/inode.c
> +++ b/fs/erofs/inode.c
> @@ -295,8 +295,7 @@ static int erofs_fill_inode(struct inode *inode)
>   		goto out_unlock;
>   	}
>   	inode->i_mapping->a_ops = &erofs_raw_access_aops;
> -	if (!erofs_is_fscache_mode(inode->i_sb))
> -		mapping_set_large_folios(inode->i_mapping);
> +	mapping_set_large_folios(inode->i_mapping);
>   #ifdef CONFIG_EROFS_FS_ONDEMAND
>   	if (erofs_is_fscache_mode(inode->i_sb))
>   		inode->i_mapping->a_ops = &erofs_fscache_access_aops;

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