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From: David Miller <davem@davemloft.net>
To: neilb@suse.de
Cc: jafo@tummy.com, linux-kernel@vger.kernel.org, ak@suse.de
Subject: Re: PATCH - x86-64 signed-compare bug, was Re: select() setting ERESTARTNOHAND (514).
Date: Wed, 10 Jan 2007 16:43:20 -0800 (PST)	[thread overview]
Message-ID: <20070110.164320.12186318.davem@davemloft.net> (raw)
In-Reply-To: <17829.34481.340913.519675@notabene.brown>

From: Neil Brown <neilb@suse.de>
Date: Thu, 11 Jan 2007 11:37:05 +1100

> On x86-64, regs->rax is "unsigned long", so the following is
> needed....
> 
> I haven't tried it yet.

Doesn't type promotion take care of that?  Did you verify
that assember?

I checked the assembler on sparc64 for similar constructs
and it does the right thing.

      parent reply	other threads:[~2007-01-11  0:43 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-01-10 23:42 Sean Reifschneider
2007-01-11  0:27 ` David Miller
2007-01-11  1:04   ` Sean Reifschneider
2007-01-11  1:15     ` David Miller
2007-01-11  8:25       ` Sean Reifschneider
2007-01-11 22:22         ` bert hubert
2007-01-24  0:50           ` Sean Reifschneider
2007-01-11  0:37 ` PATCH - x86-64 signed-compare bug, was " Neil Brown
2007-01-11  0:40   ` Andi Kleen
2007-01-11  1:02     ` Neil Brown
2007-01-11  1:37       ` Andi Kleen
2007-01-11  4:09       ` Sean Reifschneider
2007-01-11 19:38       ` Denis Vlasenko
2007-01-11  0:43   ` David Miller [this message]

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