From: Zachary Amsden <zach@vmware.com>
Date: Mon, 5 Mar 2007 08:30:43 +0000 (-0800)
Subject: [PATCH] vmi: smp fixes
X-Git-Tag: v2.6.21-rc3~73
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=c6b36e9a3c57b73c7a6bdf787baa55f21195bba9;p=linux-2.6-omap-h63xx.git

[PATCH] vmi: smp fixes

Critical fixes for SMP.

Fix a couple functions which needed to be __devinit and fix a bogus parameter
to AP startup that just so happened to work because the low virtual mapping of
memory was still established.

Signed-off-by: Zachary Amsden <zach@vmware.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/arch/i386/kernel/vmi.c b/arch/i386/kernel/vmi.c
index af8c54245f9..245d091d659 100644
--- a/arch/i386/kernel/vmi.c
+++ b/arch/i386/kernel/vmi.c
@@ -525,13 +525,14 @@ void vmi_pmd_clear(pmd_t *pmd)
 #endif
 
 #ifdef CONFIG_SMP
-struct vmi_ap_state ap;
 extern void setup_pda(void);
 
-static void __init /* XXX cpu hotplug */
+static void __devinit
 vmi_startup_ipi_hook(int phys_apicid, unsigned long start_eip,
 		     unsigned long start_esp)
 {
+	struct vmi_ap_state ap;
+
 	/* Default everything to zero.  This is fine for most GPRs. */
 	memset(&ap, 0, sizeof(struct vmi_ap_state));
 
@@ -570,7 +571,7 @@ vmi_startup_ipi_hook(int phys_apicid, unsigned long start_eip,
 	/* Protected mode, paging, AM, WP, NE, MP. */
 	ap.cr0 = 0x80050023;
 	ap.cr4 = mmu_cr4_features;
-	vmi_ops.set_initial_ap_state(__pa(&ap), phys_apicid);
+	vmi_ops.set_initial_ap_state((u32)&ap, phys_apicid);
 }
 #endif
 
diff --git a/arch/i386/kernel/vmitime.c b/arch/i386/kernel/vmitime.c
index d2177974983..8dc72d57566 100644
--- a/arch/i386/kernel/vmitime.c
+++ b/arch/i386/kernel/vmitime.c
@@ -243,7 +243,7 @@ void __init vmi_timer_setup_boot_alarm(void)
 
 /* Initialize the time accounting variables for an AP on an SMP system.
  * Also, set the local alarm for the AP. */
-void __init vmi_timer_setup_secondary_alarm(void)
+void __devinit vmi_timer_setup_secondary_alarm(void)
 {
 	int cpu = smp_processor_id();