From: "David S. Miller" <davem@davemloft.net>
To: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: linux-arch@vger.kernel.org
Subject: Re: (resend) Converting architectures to 4 level page tables
Date: Wed, 26 Jan 2005 12:26:23 -0800 [thread overview]
Message-ID: <20050126122623.34b40437.davem@davemloft.net> (raw)
In-Reply-To: <41F78364.6060409@yahoo.com.au>
On Wed, 26 Jan 2005 22:47:48 +1100
Nick Piggin <nickpiggin@yahoo.com.au> wrote:
> So you shouldn't even need that runtime check there I think.
> The #if was just a small space saving, but you could simply
> remove that and be done with it I think. Or have I missed
> something?
For the architectures where it is a constant "1", keeping
the check there makes GCC not output any code more than
a NULL pointer return. I figured that would be desirable :)
next prev parent reply other threads:[~2005-01-26 20:26 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-23 0:08 (resend) Converting architectures to 4 level page tables Nick Piggin
2005-01-26 3:50 ` David S. Miller
2005-01-26 5:07 ` David S. Miller
2005-01-26 11:51 ` Nick Piggin
2005-01-26 11:47 ` Nick Piggin
2005-01-26 20:26 ` David S. Miller [this message]
2005-01-26 23:21 ` Nick Piggin
2005-01-26 23:25 ` David S. Miller
2005-01-26 23:39 ` Nick Piggin
2005-01-26 23:41 ` David S. Miller
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