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From: Dipankar Sarma <dipankar@in.ibm.com>
To: Christoph Hellwig <hch@infradead.org>,
	Martin Schwidefsky <schwidefsky@de.ibm.com>,
	akpm@osdl.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] s390 (9/9): no timer interrupts in idle.
Date: Thu, 22 Apr 2004 02:31:18 +0530	[thread overview]
Message-ID: <20040421210118.GD4024@in.ibm.com> (raw)
In-Reply-To: <20040421214605.A11291@infradead.org>

On Wed, Apr 21, 2004 at 09:46:05PM +0100, Christoph Hellwig wrote:
> On Thu, Apr 22, 2004 at 02:13:04AM +0530, Dipankar Sarma wrote:
> > I think CPU_MASK_NONE can be used only for assignments. You need
> > to actually declare a generic idle_cpu_mask and set it to CPU_MASK_NONE
> > for all other archs. Of course, then the compiler will not be able
> > to optimize it out :)
> 
> Well, there's a const keyword in C these days, no?

OK, then I missed what optimization you were talking about or underestimated
gcc. Can gcc do inter-procedural constant propagation ?

Thanks
Dipankar

  reply	other threads:[~2004-04-21 21:03 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-04-21 16:37 [PATCH] s390 (9/9): no timer interrupts in idle Martin Schwidefsky
2004-04-21 20:43 ` Dipankar Sarma
2004-04-21 20:46   ` Christoph Hellwig
2004-04-21 21:01     ` Dipankar Sarma [this message]
  -- strict thread matches above, loose matches on Subject: below --
2004-04-29  8:24 Martin Schwidefsky
2004-04-29 12:06 ` Dipankar Sarma
2004-04-29  7:43 Martin Schwidefsky
2004-04-29  8:16 ` Dipankar Sarma
2004-04-23  8:48 Martin Schwidefsky
2004-04-22 14:56 Martin Schwidefsky
2004-04-28 19:07 ` Dipankar Sarma
2004-04-22 12:44 Martin Schwidefsky
2004-04-22 13:11 ` Arjan van de Ven
2004-04-23  3:32 ` George Anzinger
2004-04-22 12:14 Martin Schwidefsky
2004-04-22 12:25 ` Arjan van de Ven
2004-04-22 11:09 Martin Schwidefsky
2004-04-22 11:14 ` Arjan van de Ven
2004-04-22 10:53 Martin Schwidefsky
2004-04-22 10:56 ` Arjan van de Ven
2004-04-22  8:55 Martin Schwidefsky
2004-04-22  8:48 Martin Schwidefsky
2004-04-22  8:52 ` Arjan van de Ven
     [not found] <1Nt5d-84u-3@gated-at.bofh.it>
     [not found] ` <1NwPD-2RW-37@gated-at.bofh.it>
     [not found]   ` <1NwPE-2RW-39@gated-at.bofh.it>
     [not found]     ` <1Nx8Y-3ev-15@gated-at.bofh.it>
2004-04-21 22:38       ` Andi Kleen
2004-04-21 18:52 Martin Schwidefsky
2004-04-21 21:58 ` Dipankar Sarma
2004-04-21 16:31 Martin Schwidefsky
2004-04-21 16:32 ` Christoph Hellwig
2004-04-21 14:49 Martin Schwidefsky
2004-04-21 15:31 ` Christoph Hellwig
2004-04-22  8:02 ` Arjan van de Ven

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