linux-kernel - Re: [PATCH] kernel/time.c: Silence gcc warning 'integer constant to large for long type'

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Message-ID: <481B99A3.3080603@zytor.com>
Date:	Fri, 02 May 2008 15:45:55 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
CC:	"Carlos R. Mafra" <crmafra@....unesp.br>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] kernel/time.c: Silence gcc warning 'integer constant
 to large for long type'

Linus Torvalds wrote:
> 
> Make the timeconst.h file just contain sane macros. No preprocessor games 
> etc. Just make it say
> 
> 	#define USEC_TO_HZ_MUL32 ..correct-value-here..
> 
> and not even generate macros with values that cannot be used (ie >64 
> bits).
> 

OK.  I was being too general, I guess (holding out for stuff like doing 
this in 64-bit space which would require 128-bit constants, which gcc 
*does* support on 64-bit platforms.)

I'll have a clean patch shortly.

	-hpa
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