linux-kernel - Re: [PATCH v3 01/10] fsdax: Factor helpers to simplify dax fault code

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Date:   Tue, 23 Mar 2021 21:03:13 +0530
From:   Ritesh Harjani <riteshh@...ux.ibm.com>
To:     Shiyang Ruan <ruansy.fnst@...itsu.com>,
        linux-kernel@...r.kernel.org, linux-xfs@...r.kernel.org,
        linux-nvdimm@...ts.01.org, linux-fsdevel@...r.kernel.org
Cc:     darrick.wong@...cle.com, dan.j.williams@...el.com,
        willy@...radead.org, jack@...e.cz, viro@...iv.linux.org.uk,
        linux-btrfs@...r.kernel.org, ocfs2-devel@....oracle.com,
        david@...morbit.com, hch@....de, rgoldwyn@...e.de
Subject: Re: [PATCH v3 01/10] fsdax: Factor helpers to simplify dax fault code



On 3/19/21 7:22 AM, Shiyang Ruan wrote:
> The dax page fault code is too long and a bit difficult to read. And it
> is hard to understand when we trying to add new features. Some of the
> PTE/PMD codes have similar logic. So, factor them as helper functions to
> simplify the code.
> 
> Signed-off-by: Shiyang Ruan <ruansy.fnst@...itsu.com>
> Reviewed-by: Christoph Hellwig <hch@....de>
> ---
>   fs/dax.c | 152 ++++++++++++++++++++++++++++++-------------------------
>   1 file changed, 84 insertions(+), 68 deletions(-)
> 

Refactoring & the changes looks good to me.
Feel free to add.

Reviewed-by: Ritesh Harjani <riteshh@...ux.ibm.com>