linux-kernel - [PATCH 05/79] [PATCH] add an smp_apply_quirks to smpboot

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

Date:	Wed, 19 Mar 2008 14:25:00 -0300
From:	Glauber de Oliveira Costa <gcosta@...hat.com>
To:	linux-kernel@...r.kernel.org
Cc:	akpm@...ux-foundation.org, tglx@...utronix.de, mingo@...e.hu,
	ak@...e.de, Glauber Costa <gcosta@...hat.com>
Subject: [PATCH 05/79] [PATCH] add an smp_apply_quirks to smpboot_32.c

From: Glauber Costa <gcosta@...hat.com>

The split of smp_store_cpu_info in a quirks-only part
will ease integration with x86_64

Signed-off-by: Glauber Costa <gcosta@...hat.com>
---
 arch/x86/kernel/smpboot_32.c |   30 ++++++++++++++++++------------
 1 files changed, 18 insertions(+), 12 deletions(-)

diff --git a/arch/x86/kernel/smpboot_32.c b/arch/x86/kernel/smpboot_32.c
index 8676eec..e050064 100644
--- a/arch/x86/kernel/smpboot_32.c
+++ b/arch/x86/kernel/smpboot_32.c
@@ -78,19 +78,8 @@ static void map_cpu_to_logical_apicid(void);
 /* State of each CPU. */
 DEFINE_PER_CPU(int, cpu_state) = { 0 };
 
-/*
- * The bootstrap kernel entry code has set these up. Save them for
- * a given CPU
- */
-
-void __cpuinit smp_store_cpu_info(int id)
+static void __cpuinit smp_apply_quirks(struct cpuinfo_x86 *c)
 {
-	struct cpuinfo_x86 *c = &cpu_data(id);
-
-	*c = boot_cpu_data;
-	c->cpu_index = id;
-	if (id!=0)
-		identify_secondary_cpu(c);
 	/*
 	 * Mask B, Pentium, but not Pentium MMX
 	 */
@@ -138,6 +127,23 @@ void __cpuinit smp_store_cpu_info(int id)
 
 valid_k7:
 	;
+
+}
+
+/*
+ * The bootstrap kernel entry code has set these up. Save them for
+ * a given CPU
+ */
+
+void __cpuinit smp_store_cpu_info(int id)
+{
+	struct cpuinfo_x86 *c = &cpu_data(id);
+
+	*c = boot_cpu_data;
+	c->cpu_index = id;
+	if (id != 0)
+		identify_secondary_cpu(c);
+	smp_apply_quirks(c);
 }
 
 static atomic_t init_deasserted;
-- 
1.5.0.6

--
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/