linux-ext4 - Re: [RFC PATCH 00/10] Consolidate Post read processing code

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Date:   Fri, 22 Feb 2019 09:59:31 +0530
From:   Chandan Rajendra <chandan@...ux.ibm.com>
To:     Eric Biggers <ebiggers@...nel.org>
Cc:     linux-ext4@...r.kernel.org, linux-f2fs-devel@...ts.sourceforge.net,
        linux-fscrypt@...r.kernel.org, tytso@....edu,
        adilger.kernel@...ger.ca, jaegeuk@...nel.org, yuchao0@...wei.com
Subject: Re: [RFC PATCH 00/10] Consolidate Post read processing code

On Friday, February 22, 2019 12:08:28 AM IST Eric Biggers wrote:
> On Thu, Feb 21, 2019 at 07:02:03PM +0530, Chandan Rajendra wrote:
> > On Wednesday, February 20, 2019 6:11:07 AM IST Eric Biggers wrote:
> > > On Mon, Feb 18, 2019 at 03:34:23PM +0530, Chandan Rajendra wrote:
> > > > Based on the reviews provided for this patchset, I
> > > > will change F2FS to use mpage_readpage[s] and post the next version of
> > > > this patchset to linux-fsdevel mailing list.
> > > 
> > > Is that really possible?  F2FS has other functionality in its ->readpages(),
> > > such as support for filesystems that use multiple block devices.
> > > 
> > 
> > Hmm. I didn't know that. Thanks for pointing that out. I will read up that
> > code and if it isn't really possible to get F2FS to use mpage_readpage[s](),
> > then I would limit the patchset to Ext4.
> > 
> 
> But we can make F2FS use the shared bio_post_read functions even if it can't use
> mpage_readpage[s](), right?
>

Yes, that should be possible. I will include those changes in the next version
of the patchset.

-- 
chandan