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From: Carlo Marcelo Arenas Belon <carenas-kLeDWSohozoJb6fo7hG9ng@public.gmane.org>
To: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Subject: [PATCH] external module: define MAX_IO_APICS if missing
Date: Wed, 19 Dec 2007 06:20:49 -0600	[thread overview]
Message-ID: <20071219122049.GB28788@tapir> (raw)
In-Reply-To: <4767F63A.9020701-atKUWr5tajBWk0Htik3J/w@public.gmane.org>

Defines MAX_IO_APICS if not defined already with the same value used in
<asm/apicdef.h> and which wasn't loaded for non-smp kernels before 2.6.21

Signed-off-by: Carlo Marcelo Arenas Belon <carenas-kLeDWSohozoJb6fo7hG9ng@public.gmane.org>
---
 kernel/external-module-compat.h |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/kernel/external-module-compat.h b/kernel/external-module-compat.h
index acd7ea5..3794a99 100644
--- a/kernel/external-module-compat.h
+++ b/kernel/external-module-compat.h
@@ -558,6 +558,11 @@ static inline void blahblah(void)
 
 #endif
 
+/* apicdef.h doesn't get included before 2.6.21 if non-smp */
+#ifndef MAX_IO_APICS
+#define MAX_IO_APICS 64
+#endif
+
 /* X86_FEATURE_NX is missing in some x86_64 kernels */
 
 #include <asm/cpufeature.h>
-- 
1.5.2.5


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  parent reply	other threads:[~2007-12-19 12:20 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-12-18 13:00 [RFC] external module: compatibility with older kernels (SMP and non SMP) Carlo Marcelo Arenas Belon
2007-12-18 16:32 ` Avi Kivity
     [not found]   ` <4767F63A.9020701-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-12-19 12:18     ` [PATCH] external module: remove dependency on <asm/io_apic.h> Carlo Marcelo Arenas Belon
2007-12-19 15:44       ` Avi Kivity
2007-12-19 12:20     ` Carlo Marcelo Arenas Belon [this message]
2007-12-19 12:26     ` [PATCH] external module: <linux/string.h> needed for kernel<=2.6.16 to define strcmp and memcpy Carlo Marcelo Arenas Belon

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