From: "Martin J. Bligh" <mbligh@aracnet.com>
To: Ravikiran G Thirumalai <kiran@in.ibm.com>,
Andrew Morton <akpm@digeo.com>
Cc: lkml <linux-kernel@vger.kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
rusty@rustcorp.com.au
Subject: Re: 2.5.44-mm3
Date: Wed, 23 Oct 2002 07:25:47 -0700 [thread overview]
Message-ID: <2746454582.1035357946@[10.10.2.3]> (raw)
In-Reply-To: <20021023184317.A32662@in.ibm.com>
> My machine did not boot with CONFIG_NR_CPUS = 4. Same .config as one
> used for 2.5.44-mm2. Could be the __node_to_cpu_mask redifinition from
> the larger-cpu-masks patch ....
I think Rusty is asleep now, but he sent me this earlier ... want
to try it? I just cut & pasted, so you'll have to apply it by hand.
As it is, you'll get 0 size for NR_CPUS < 8 I think.
M.
2.5.44-mm3-node-fix/include/asm-generic/topology.h
--- linux-2.5.44-mm3/include/asm-generic/topology.h 2002-10-23 12:03:14.000000000 +1000
+++ working-2.5.44-mm3-node-fix/include/asm-generic/topology.h 2002-10-23 19:47:36.000000000 +1000
@@ -42,7 +42,7 @@
#define __node_to_first_cpu(node) (0)
#endif
#ifndef __node_to_cpu_mask
-#define __node_to_cpu_mask(mask, node) (memset((mask), 0xFF, NR_CPUS/8))
+#define __node_to_cpu_mask(mask, node) (memset((mask), 0xFF, (NR_CPUS+7)/8))
#endif
#ifndef __node_to_memblk
#define __node_to_memblk(node) (0)
--
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prev parent reply other threads:[~2002-10-23 14:25 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-10-23 2:16 2.5.44-mm3 Andrew Morton
2002-10-23 13:13 ` 2.5.44-mm3 Ravikiran G Thirumalai
2002-10-23 14:25 ` Martin J. Bligh [this message]
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