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From: Anton Blanchard <anton@samba.org>
To: Adrian Bunk <bunk@stusta.de>
Cc: linuxppc64-dev@ozlabs.org, linux-kernel@vger.kernel.org
Subject: Re: ppc64 xics.c: what is smp_threads_ready exactly used for?
Date: Sun, 16 Jan 2005 16:19:04 +1100	[thread overview]
Message-ID: <20050116051904.GP6309@krispykreme.ozlabs.ibm.com> (raw)
In-Reply-To: <20050116043356.GM4274@stusta.de>

 
Hi,

> during a cleanup, I stumbled upon the following:
> 
> 
> arch/ppc64/kernel/smp.c (in 2.6.11-rc1-mm1) says:
> 
>         /* XXX fix this, xics currently relies on it - Anton */
>         smp_threads_ready = 1;
> 
> 
> arch/ppc64/kernel/xics.c is the _only_ place in the whole kernel where 
> smp_threads_ready is actually used, and this is the _only_ place where 
> smp_threads_ready ever changes it's value on ppc64.

It turns out I was about to submit a patch to remove the ppc64 use of
smp_threads_ready. With that patch it makes sense to kill
smp_threads_ready completely.

Anton

  reply	other threads:[~2005-01-16  5:21 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-01-16  4:33 Adrian Bunk
2005-01-16  5:19 ` Anton Blanchard [this message]
2005-01-16  5:26   ` Adrian Bunk
2005-01-16  5:55   ` [PATCH] ppc64: Remove CONFIG_IRQ_ALL_CPUS Anton Blanchard
2005-01-16  7:24     ` Adrian Bunk

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