linux-kernel - [PATCH 42/52] adapt voyager's trampoline

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Date:	Mon,  3 Mar 2008 14:13:10 -0300
From:	Glauber Costa <gcosta@...hat.com>
To:	linux-kernel@...r.kernel.org
Cc:	akpm@...ux-foundation.org, glommer@...il.com, mingo@...e.hu,
	tglx@...utronix.de, Glauber Costa <gcosta@...hat.com>
Subject: [PATCH 42/52] adapt voyager's trampoline_base

Change voyager's trampoline base to unsigned char *
instead of u32. This way, it won't conflict with
the other architectures when including smp.h

Signed-off-by: Glauber Costa <gcosta@...hat.com>
---
 arch/x86/mach-voyager/voyager_smp.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/x86/mach-voyager/voyager_smp.c b/arch/x86/mach-voyager/voyager_smp.c
index 0b3f52a..0ab236e 100644
--- a/arch/x86/mach-voyager/voyager_smp.c
+++ b/arch/x86/mach-voyager/voyager_smp.c
@@ -210,7 +210,7 @@ static int cpucount = 0;
 /* steal a page from the bottom of memory for the trampoline and
  * squirrel its address away here.  This will be in kernel virtual
  * space */
-static __u32 trampoline_base;
+unsigned char *trampoline_base;
 
 /* The per cpu profile stuff - used in smp_local_timer_interrupt */
 static DEFINE_PER_CPU(int, prof_multiplier) = 1;
@@ -435,9 +435,9 @@ static __u32 __init setup_trampoline(void)
 	extern const __u8 trampoline_end[];
 	extern const __u8 trampoline_data[];
 
-	memcpy((__u8 *) trampoline_base, trampoline_data,
+	memcpy(trampoline_base, trampoline_data,
 	       trampoline_end - trampoline_data);
-	return virt_to_phys((__u8 *) trampoline_base);
+	return virt_to_phys(trampoline_base);
 }
 
 /* Routine initially called when a non-boot CPU is brought online */
@@ -1166,7 +1166,7 @@ void flush_tlb_all(void)
  * is sorted out */
 void __init smp_alloc_memory(void)
 {
-	trampoline_base = (__u32) alloc_bootmem_low_pages(PAGE_SIZE);
+	trampoline_base = alloc_bootmem_low_pages(PAGE_SIZE);
 	if (__pa(trampoline_base) >= 0x93000)
 		BUG();
 }
-- 
1.5.0.6

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