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Date:   Tue, 23 Feb 2021 13:25:58 +0800
From:   Gao Xiang <hsiangkao@...hat.com>
To:     Huang Jianan <huangjianan@...o.com>
Cc:     linux-erofs@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        guoweichao@...o.com, zhangshiming@...o.com
Subject: Re: [PATCH v2] erofs: support adjust lz4 history window size

(cont. the previous reply)

On Tue, Feb 23, 2021 at 01:19:26PM +0800, Gao Xiang wrote:

...

> > +	__le16 lz4_max_distance;	/* lz4 max distance */

unneeded comment.

> > +	__u8 reserved2[42];
> >  };
> >  
> >  /*
> > diff --git a/fs/erofs/internal.h b/fs/erofs/internal.h
> > index 67a7ec945686..7457710a763a 100644
> > --- a/fs/erofs/internal.h
> > +++ b/fs/erofs/internal.h
> > @@ -70,6 +70,9 @@ struct erofs_sb_info {
> >  
> >  	/* pseudo inode to manage cached pages */
> >  	struct inode *managed_cache;
> > +
> > +	/* lz4 max distance pages */
> > +	u16 lz4_max_distance_pages;

useless comment as well... maybe we could add some descriptive
words, e.g.

/* # of pages needed for EROFS lz4 rolling decompression */

Thanks,
Gao Xiang

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