linux-kernel - Re: [PATCH 05/16] erofs: drop the old pagevec approach

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Message-ID: <20220715154531.00005153.zbestahu@gmail.com>
Date:   Fri, 15 Jul 2022 15:45:31 +0800
From:   Yue Hu <zbestahu@...il.com>
To:     Gao Xiang <hsiangkao@...ux.alibaba.com>
Cc:     linux-erofs@...ts.ozlabs.org, Chao Yu <chao@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>, zhangwen@...lpad.com
Subject: Re: [PATCH 05/16] erofs: drop the old pagevec approach

On Fri, 15 Jul 2022 15:19:46 +0800
Gao Xiang <hsiangkao@...ux.alibaba.com> wrote:

> On Fri, Jul 15, 2022 at 03:07:37PM +0800, Yue Hu wrote:
> > On Thu, 14 Jul 2022 21:20:40 +0800
> > Gao Xiang <hsiangkao@...ux.alibaba.com> wrote:
> >   
> > > Remove the old pagevec approach but keep z_erofs_page_type for now.
> > > It will be reworked in the following commits as well.
> > > 
> > > Also rename Z_EROFS_NR_INLINE_PAGEVECS as Z_EROFS_INLINE_BVECS with
> > > the new value 2 since it's actually enough to bootstrap.  
> > 
> > I notice there are 2 comments as below which still use pagevec, should we
> > update it as well?
> > 
> > [1] 
> > * pagevec) since it can be directly decoded without I/O submission.
> > [2]
> > * for inplace I/O or pagevec (should be processed in strict order.)  
> 
> Yeah, thanks for reminder... I will update it in this patch in the next
> version.
> 
> > 
> > BTW, utils.c includes needles <pagevec.h>, we can remove it along with the patchset
> > or remove it later.  
> 
> That is a completely different stuff, would you mind submitting a patch
> to remove it if needed?

ok, may submit later.

> 
> Thanks,
> Gao Xiang