linux-kernel - Re: [PATCH 1/5] cifsd: add server handler and tranport layers

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Message-ID: <20210323031242.GA1719932@casper.infradead.org>
Date:   Tue, 23 Mar 2021 03:12:42 +0000
From:   Matthew Wilcox <willy@...radead.org>
To:     Namjae Jeon <namjae.jeon@...sung.com>
Cc:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-cifs@...r.kernel.org,
        linux-cifsd-devel@...ts.sourceforge.net, smfrench@...il.com,
        senozhatsky@...omium.org, hyc.lee@...il.com,
        viro@...iv.linux.org.uk, hch@....de, hch@...radead.org,
        ronniesahlberg@...il.com, aurelien.aptel@...il.com,
        aaptel@...e.com, sandeen@...deen.net, dan.carpenter@...cle.com,
        colin.king@...onical.com, rdunlap@...radead.org,
        'Sergey Senozhatsky' <sergey.senozhatsky@...il.com>,
        'Steve French' <stfrench@...rosoft.com>
Subject: Re: [PATCH 1/5] cifsd: add server handler and tranport layers

On Tue, Mar 23, 2021 at 12:01:22PM +0900, Namjae Jeon wrote:
> > On Mon, Mar 22, 2021 at 02:13:40PM +0900, Namjae Jeon wrote:
> > > +#define RESPONSE_BUF(w)		((void *)(w)->response_buf)
> > > +#define REQUEST_BUF(w)		((void *)(w)->request_buf)
> > 
> > Why do you do this obfuscation?
> I don't remember exactly, but back then, It looked easier...
> > 
> > > +#define RESPONSE_BUF_NEXT(w)	\
> > > +	((void *)((w)->response_buf + (w)->next_smb2_rsp_hdr_off))
> > > +#define REQUEST_BUF_NEXT(w)	\
> > > +	((void *)((w)->request_buf + (w)->next_smb2_rcv_hdr_off))
> > 
> > These obfuscations aren't even used; delete them
> They are used in many place.

Oh, argh.  patch 2/5 was too big, so it didn't make it into the mailing
list archive I was using to try to review this series.  Please break it
up into smaller pieces for next time!