linux-kernel - Re: [PATCH v8 08/20] erofs: make erofs_map

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Date:   Thu, 7 Apr 2022 10:44:50 +0800
From:   Gao Xiang <hsiangkao@...ux.alibaba.com>
To:     Jeffle Xu <jefflexu@...ux.alibaba.com>
Cc:     dhowells@...hat.com, linux-cachefs@...hat.com, xiang@...nel.org,
        chao@...nel.org, linux-erofs@...ts.ozlabs.org,
        torvalds@...ux-foundation.org, gregkh@...uxfoundation.org,
        willy@...radead.org, linux-fsdevel@...r.kernel.org,
        joseph.qi@...ux.alibaba.com, bo.liu@...ux.alibaba.com,
        tao.peng@...ux.alibaba.com, gerry@...ux.alibaba.com,
        eguan@...ux.alibaba.com, linux-kernel@...r.kernel.org,
        luodaowen.backend@...edance.com, tianzichen@...ishou.com,
        fannaihao@...du.com
Subject: Re: [PATCH v8 08/20] erofs: make erofs_map_blocks() generally
 available

On Wed, Apr 06, 2022 at 03:56:00PM +0800, Jeffle Xu wrote:
> ... so that it can be used in the following introduced fscache mode.
> 
> Signed-off-by: Jeffle Xu <jefflexu@...ux.alibaba.com>

Reviewed-by: Gao Xiang <hsiangkao@...ux.alibaba.com>

Thanks,
Gao Xiang

> ---
>  fs/erofs/data.c     | 4 ++--
>  fs/erofs/internal.h | 2 ++
>  2 files changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/fs/erofs/data.c b/fs/erofs/data.c
> index 780db1e5f4b7..bc22642358ec 100644
> --- a/fs/erofs/data.c
> +++ b/fs/erofs/data.c
> @@ -110,8 +110,8 @@ static int erofs_map_blocks_flatmode(struct inode *inode,
>  	return 0;
>  }
>  
> -static int erofs_map_blocks(struct inode *inode,
> -			    struct erofs_map_blocks *map, int flags)
> +int erofs_map_blocks(struct inode *inode,
> +		     struct erofs_map_blocks *map, int flags)
>  {
>  	struct super_block *sb = inode->i_sb;
>  	struct erofs_inode *vi = EROFS_I(inode);
> diff --git a/fs/erofs/internal.h b/fs/erofs/internal.h
> index 5298c4ee277d..fe9564e5091e 100644
> --- a/fs/erofs/internal.h
> +++ b/fs/erofs/internal.h
> @@ -486,6 +486,8 @@ void *erofs_read_metabuf(struct erofs_buf *buf, struct super_block *sb,
>  int erofs_map_dev(struct super_block *sb, struct erofs_map_dev *dev);
>  int erofs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
>  		 u64 start, u64 len);
> +int erofs_map_blocks(struct inode *inode,
> +		     struct erofs_map_blocks *map, int flags);
>  
>  /* inode.c */
>  static inline unsigned long erofs_inode_hash(erofs_nid_t nid)
> -- 
> 2.27.0