linux-kernel - Re: [PATCH 0/9] jump label v6

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Message-ID: <4BC0193D.5030909@zytor.com>
Date:	Fri, 09 Apr 2010 23:22:53 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	David Miller <davem@...emloft.net>
CC:	jbaron@...hat.com, linux-kernel@...r.kernel.org, mingo@...e.hu,
	mathieu.desnoyers@...ymtl.ca, tglx@...utronix.de,
	rostedt@...dmis.org, andi@...stfloor.org, roland@...hat.com,
	rth@...hat.com, mhiramat@...hat.com, fweisbec@...il.com,
	avi@...hat.com
Subject: Re: [PATCH 0/9] jump label v6

On 04/09/2010 11:16 PM, David Miller wrote:
> 
> Finally, please abstract out the jump label and string address
> type.  Even on 64-bit sparc all of the kernel addresses are 32-bits
> so we can use "u32" for all of the addresses jump label wants to
> record.  This will decrease the jump label section size.  There is
> at least one other 64-bit platform that can benefit from this,
> which I think is s390x if I'm not mistaken.
> 

Even on x86 they're 32 bits -- but signed.

	-hpa


-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

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