dect/linux-2.6
Archived
14
0
Fork 0
Code Releases Activity

[PATCH] x86_64: increase MCE bank counts

Browse source 
There is one CPU here whose MCE bank count is 6. This patch increases
x86_64's MCE bank count.

Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Shaohua Li 2006-01-11 22:43:06 +01:00 committed by Linus Torvalds
parent f2ecfab91c
commit 73ca5358aa
1 changed files with 14 additions and 11 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

25
arch/x86_64/kernel/mce.c
View file

@ -26,7 +26,7 @@
#include <asm/uaccess.h>
#define MISC_MCELOG_MINOR 227
#define NR_BANKS 5
#define NR_BANKS 6
static int mce_dont_init;
@ -574,6 +574,10 @@ ACCESSOR(bank1ctl,bank[1],mce_restart())
ACCESSOR(bank2ctl,bank[2],mce_restart())
ACCESSOR(bank3ctl,bank[3],mce_restart())
ACCESSOR(bank4ctl,bank[4],mce_restart())
ACCESSOR(bank5ctl,bank[5],mce_restart())
static struct sysdev_attribute * bank_attributes[NR_BANKS] = {
&attr_bank0ctl, &attr_bank1ctl, &attr_bank2ctl,
&attr_bank3ctl, &attr_bank4ctl, &attr_bank5ctl};
ACCESSOR(tolerant,tolerant,)
ACCESSOR(check_interval,check_interval,mce_restart())
@ -581,6 +585,7 @@ ACCESSOR(check_interval,check_interval,mce_restart())
static __cpuinit int mce_create_device(unsigned int cpu)
{
int err;
int i;
if (!mce_available(&cpu_data[cpu]))
return -EIO;
@ -590,11 +595,9 @@ static __cpuinit int mce_create_device(unsigned int cpu)
err = sysdev_register(&per_cpu(device_mce,cpu));
if (!err) {
sysdev_create_file(&per_cpu(device_mce,cpu), &attr_bank0ctl);
sysdev_create_file(&per_cpu(device_mce,cpu), &attr_bank1ctl);
sysdev_create_file(&per_cpu(device_mce,cpu), &attr_bank2ctl);
sysdev_create_file(&per_cpu(device_mce,cpu), &attr_bank3ctl);
sysdev_create_file(&per_cpu(device_mce,cpu), &attr_bank4ctl);
for (i = 0; i < banks; i++)
sysdev_create_file(&per_cpu(device_mce,cpu),
bank_attributes[i]);
sysdev_create_file(&per_cpu(device_mce,cpu), &attr_tolerant);
sysdev_create_file(&per_cpu(device_mce,cpu), &attr_check_interval);
}
@ -604,11 +607,11 @@ static __cpuinit int mce_create_device(unsigned int cpu)
#ifdef CONFIG_HOTPLUG_CPU
static __cpuinit void mce_remove_device(unsigned int cpu)
{
sysdev_remove_file(&per_cpu(device_mce,cpu), &attr_bank0ctl);
sysdev_remove_file(&per_cpu(device_mce,cpu), &attr_bank1ctl);
sysdev_remove_file(&per_cpu(device_mce,cpu), &attr_bank2ctl);
sysdev_remove_file(&per_cpu(device_mce,cpu), &attr_bank3ctl);
sysdev_remove_file(&per_cpu(device_mce,cpu), &attr_bank4ctl);
int i;
for (i = 0; i < banks; i++)
sysdev_remove_file(&per_cpu(device_mce,cpu),
bank_attributes[i]);
sysdev_remove_file(&per_cpu(device_mce,cpu), &attr_tolerant);
sysdev_remove_file(&per_cpu(device_mce,cpu), &attr_check_interval);
sysdev_unregister(&per_cpu(device_mce,cpu));