From: Arnaldo Carvalho de Melo <acme@redhat.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>,
Andy Lutomirski <luto@amacapital.net>,
Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@elte.hu>,
"H. Peter Anvin" <hpa@zytor.com>,
linux-next@vger.kernel.org, linux-kernel@vger.kernel.org,
Arnaldo Carvalho de Melo <acme@kernel.org>
Subject: Re: linux-next: build failure after merge of the luto-misc tree
Date: Fri, 15 Jul 2016 12:56:37 -0300 [thread overview]
Message-ID: <20160715155637.GD2523@redhat.com> (raw)
In-Reply-To: <20160715152937.GB3115@twins.programming.kicks-ass.net>
Em Fri, Jul 15, 2016 at 05:29:37PM +0200, Peter Zijlstra escreveu:
> On Fri, Jul 15, 2016 at 12:24:36PM -0300, Arnaldo Carvalho de Melo wrote:
> > Seems ok, but I'll reinstate this:
> >
> > #if BITS_PER_LONG != __BITS_PER_LONG
> > #error Inconsistent word size. Check asm/bitsperlong.h
> > #endif
>
> Confuses me; why do we have two?
>
> Why not then do:
>
> #define BITS_PER_LONG __BITS_PER_LONG
>
> and be done with it?
Well, I just kept existing kernel practice, it uses __BITS_PER_LONG in
uapi files and BITS_PER_LONG elsewhere, since we copy stuff from the
kernel and check when it drifts using diff, I kept it like that so that
automation could point us when the tools/ copy drifted from the original
file.
- Arnaldo
next prev parent reply other threads:[~2016-07-15 15:56 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-15 7:06 linux-next: build failure after merge of the luto-misc tree Stephen Rothwell
2016-07-15 7:22 ` Peter Zijlstra
2016-07-15 7:31 ` Peter Zijlstra
2016-07-15 15:09 ` Arnaldo Carvalho de Melo
2016-07-15 15:24 ` Arnaldo Carvalho de Melo
2016-07-15 15:29 ` Peter Zijlstra
2016-07-15 15:56 ` Arnaldo Carvalho de Melo [this message]
2016-07-15 15:43 ` [PATCH/RFC] " Arnaldo Carvalho de Melo
2016-07-15 15:49 ` Peter Zijlstra
2016-07-15 16:28 ` Arnaldo Carvalho de Melo
2016-07-15 20:26 ` H. Peter Anvin
2016-07-18 5:18 ` Stephen Rothwell
2016-07-18 20:04 ` Andy Lutomirski
2016-07-18 20:36 ` Arnaldo Carvalho de Melo
2016-07-18 22:22 ` Stephen Rothwell
2016-07-18 23:41 ` Arnaldo Carvalho de Melo
2016-07-19 0:26 ` Stephen Rothwell
2016-07-19 0:39 ` Arnaldo Carvalho de Melo
2016-07-19 3:26 ` Stephen Rothwell
2016-07-19 12:54 ` Arnaldo Carvalho de Melo
2016-07-19 17:45 ` Arnaldo Carvalho de Melo
2016-07-19 23:21 ` Stephen Rothwell
2016-07-19 23:53 ` Stephen Rothwell
2016-07-20 2:52 ` Arnaldo Carvalho de Melo
2016-07-20 2:57 ` Andy Lutomirski
2016-07-20 3:09 ` Arnaldo Carvalho de Melo
2016-07-20 3:18 ` Stephen Rothwell
2016-07-20 23:29 ` Stephen Rothwell
2016-07-21 13:12 ` Arnaldo Carvalho de Melo
2016-07-21 23:23 ` Stephen Rothwell
2016-07-22 3:41 ` Josh Poimboeuf
2016-07-22 14:37 ` Arnaldo Carvalho de Melo
2016-07-22 19:19 ` Josh Poimboeuf
2016-07-22 19:36 ` Arnaldo Carvalho de Melo
2016-07-22 19:44 ` Josh Poimboeuf
2016-07-22 19:57 ` Arnaldo Carvalho de Melo
2016-07-23 5:08 ` Stephen Rothwell
2016-07-24 18:40 ` Andy Lutomirski
2016-07-25 12:56 ` Arnaldo Carvalho de Melo
2016-07-25 18:12 ` [tip:perf/core] x86: Make the vdso2c compiler use the host architecture headers tip-bot for Stephen Rothwell
2016-07-25 18:11 ` [tip:perf/core] tools build: Fix objtool build with ARCH=x86_64 tip-bot for Josh Poimboeuf
2016-07-25 18:11 ` [tip:perf/core] objtool: Always use host headers tip-bot for Arnaldo Carvalho de Melo
2016-07-16 20:46 ` [tip:perf/core] tools: Simplify BITS_PER_LONG define tip-bot for Peter Zijlstra
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