linux-kernel - [PATCH] x86: numa 32 using apicid_2_node to get node for logical

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <200806242213.15310.yhlu.kernel@gmail.com>
Date:	Tue, 24 Jun 2008 22:13:15 -0700
From:	Yinghai Lu <yhlu.kernel@...il.com>
To:	Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH] x86: numa 32 using apicid_2_node to get node for logical_apicid


Signed-off-by: Yinghai Lu <yhlu.kernel@...il.com>

---
 include/asm-x86/mach-bigsmp/mach_apic.h  |    2 +-
 include/asm-x86/mach-default/mach_apic.h |    4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

Index: linux-2.6/include/asm-x86/mach-bigsmp/mach_apic.h
===================================================================
--- linux-2.6.orig/include/asm-x86/mach-bigsmp/mach_apic.h
+++ linux-2.6/include/asm-x86/mach-bigsmp/mach_apic.h
@@ -81,7 +81,7 @@ static inline int multi_timer_check(int 
 
 static inline int apicid_to_node(int logical_apicid)
 {
-	return (0);
+	return apicid_2_node[hard_smp_processor_id()];
 }
 
 static inline int cpu_present_to_apicid(int mps_cpu)
Index: linux-2.6/include/asm-x86/mach-default/mach_apic.h
===================================================================
--- linux-2.6.orig/include/asm-x86/mach-default/mach_apic.h
+++ linux-2.6/include/asm-x86/mach-default/mach_apic.h
@@ -77,7 +77,11 @@ static inline void setup_apic_routing(vo
 
 static inline int apicid_to_node(int logical_apicid)
 {
+#ifdef CONFIG_SMP
+	return apicid_2_node[hard_smp_processor_id()];
+#else
 	return 0;
+#endif
 }
 #endif
 
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/