linux-kernel - Re: [PATCH 2/6] genalloc: selftest

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Message-ID: <20180204230346.GA12502@bombadil.infradead.org>
Date:   Sun, 4 Feb 2018 15:03:46 -0800
From:   Matthew Wilcox <willy@...radead.org>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     Igor Stoppa <igor.stoppa@...wei.com>, jglisse@...hat.com,
        keescook@...omium.org, mhocko@...nel.org, labbott@...hat.com,
        hch@...radead.org, cl@...ux.com,
        linux-security-module@...r.kernel.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, kernel-hardening@...ts.openwall.com
Subject: Re: [PATCH 2/6] genalloc: selftest

On Sun, Feb 04, 2018 at 02:19:22PM -0800, Randy Dunlap wrote:
> > +#ifndef __GENALLOC_SELFTEST_H__
> > +#define __GENALLOC_SELFTEST_H__
> 
> Please use _LINUX_GENALLOC_SELFTEST_H_

willy@...o:~/kernel/linux$ git grep define.*_H__$ include/linux/*.h |wc -l
98
willy@...o:~/kernel/linux$ git grep define.*_H_$ include/linux/*.h |wc -l
110
willy@...o:~/kernel/linux$ git grep define.*_H$ include/linux/*.h |wc -l
885

No trailing underscore is 8x as common as one trailing underscore.