From bee879f48e0df80fd44db4dbd0da0dbbc9340193 Mon Sep 17 00:00:00 2001 From: Yinghai Lu Date: Mon, 12 May 2008 17:40:39 -0700 Subject: x86: amd opteron TOM2 mask val fix commit 8004dd965b13b01a96def054d420f6df7ff22d53 upstream. there is a typo in the mask value, need to remove that extra 0, to avoid 4bit clearing. Signed-off-by: Yinghal Lu Signed-off-by: Ingo Molnar Cc: maximilian attems Cc: Peter Palfrader Cc: dann frazier Signed-off-by: Greg Kroah-Hartman --- arch/x86/kernel/cpu/mtrr/generic.c | 2 +- arch/x86/pci/k8-bus_64.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-) (limited to 'arch') diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c index 5d241ce94a44..75b14b12d48c 100644 --- a/arch/x86/kernel/cpu/mtrr/generic.c +++ b/arch/x86/kernel/cpu/mtrr/generic.c @@ -219,7 +219,7 @@ void __init get_mtrr_state(void) tom2 = hi; tom2 <<= 32; tom2 |= lo; - tom2 &= 0xffffff8000000ULL; + tom2 &= 0xffffff800000ULL; } if (mtrr_show) { int high_width; diff --git a/arch/x86/pci/k8-bus_64.c b/arch/x86/pci/k8-bus_64.c index 5c2799c20e47..bfefdf0f40d4 100644 --- a/arch/x86/pci/k8-bus_64.c +++ b/arch/x86/pci/k8-bus_64.c @@ -384,7 +384,7 @@ static int __init early_fill_mp_bus_info(void) /* need to take out [0, TOM) for RAM*/ address = MSR_K8_TOP_MEM1; rdmsrl(address, val); - end = (val & 0xffffff8000000ULL); + end = (val & 0xffffff800000ULL); printk(KERN_INFO "TOM: %016lx aka %ldM\n", end, end>>20); if (end < (1ULL<<32)) update_range(range, 0, end - 1); @@ -478,7 +478,7 @@ static int __init early_fill_mp_bus_info(void) /* TOP_MEM2 */ address = MSR_K8_TOP_MEM2; rdmsrl(address, val); - end = (val & 0xffffff8000000ULL); + end = (val & 0xffffff800000ULL); printk(KERN_INFO "TOM2: %016lx aka %ldM\n", end, end>>20); update_range(range, 1ULL<<32, end - 1); } -- cgit v1.2.3