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Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

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* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  x86: geode: Mark mfgpt irq IRQF_TIMER to prevent resume failure
  x86, amd: Don't probe for extended APIC ID if APICs are disabled
  x86, mce: Rename incorrect macro name "CONFIG_X86_THRESHOLD"
  x86-64: Fix bad_srat() to clear all state
  x86, mce: Fix set_trigger() accessor
  x86: Fix movq immediate operand constraints in uaccess.h
  x86: Fix movq immediate operand constraints in uaccess_64.h
  x86: Add reboot fixup for SBC-fitPC2
  x86: Include all of .data.* sections in _edata on 64-bit
  x86: Add quirk for Intel DG45ID board to avoid low memory corruption
This commit is contained in:
Linus Torvalds 2009-07-27 12:18:09 -07:00
commit ca597a02cd
10 changed files with 37 additions and 23 deletions
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4
arch/x86/include/asm/uaccess.h
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@ -212,9 +212,9 @@ extern int __get_user_bad(void);
: "A" ((typeof(*(ptr)))(x)), "c" (ptr) : "ebx")
#else
#define __put_user_asm_u64(x, ptr, retval, errret) \
__put_user_asm(x, ptr, retval, "q", "", "Zr", errret)
__put_user_asm(x, ptr, retval, "q", "", "er", errret)
#define __put_user_asm_ex_u64(x, addr) \
__put_user_asm_ex(x, addr, "q", "", "Zr")
__put_user_asm_ex(x, addr, "q", "", "er")
#define __put_user_x8(x, ptr, __ret_pu) __put_user_x(8, x, ptr, __ret_pu)
#endif

10
arch/x86/include/asm/uaccess_64.h
View File

@ -88,11 +88,11 @@ int __copy_to_user(void __user *dst, const void *src, unsigned size)
ret, "l", "k", "ir", 4);
return ret;
case 8:__put_user_asm(*(u64 *)src, (u64 __user *)dst,
ret, "q", "", "ir", 8);
ret, "q", "", "er", 8);
return ret;
case 10:
__put_user_asm(*(u64 *)src, (u64 __user *)dst,
ret, "q", "", "ir", 10);
ret, "q", "", "er", 10);
if (unlikely(ret))
return ret;
asm("":::"memory");
@ -101,12 +101,12 @@ int __copy_to_user(void __user *dst, const void *src, unsigned size)
return ret;
case 16:
__put_user_asm(*(u64 *)src, (u64 __user *)dst,
ret, "q", "", "ir", 16);
ret, "q", "", "er", 16);
if (unlikely(ret))
return ret;
asm("":::"memory");
__put_user_asm(1[(u64 *)src], 1 + (u64 __user *)dst,
ret, "q", "", "ir", 8);
ret, "q", "", "er", 8);
return ret;
default:
return copy_user_generic((__force void *)dst, src, size);
@ -157,7 +157,7 @@ int __copy_in_user(void __user *dst, const void __user *src, unsigned size)
ret, "q", "", "=r", 8);
if (likely(!ret))
__put_user_asm(tmp, (u64 __user *)dst,
ret, "q", "", "ir", 8);
ret, "q", "", "er", 8);
return ret;
}
default:

2
arch/x86/kernel/cpu/amd.c
View File

@ -356,7 +356,7 @@ static void __cpuinit early_init_amd(struct cpuinfo_x86 *c)
#endif
#if defined(CONFIG_X86_LOCAL_APIC) && defined(CONFIG_PCI)
/* check CPU config space for extended APIC ID */
if (c->x86 >= 0xf) {
if (cpu_has_apic && c->x86 >= 0xf) {
unsigned int val;
val = read_pci_config(0, 24, 0, 0x68);
if ((val & ((1 << 17) | (1 << 18))) == ((1 << 17) | (1 << 18)))

6
arch/x86/kernel/cpu/mcheck/mce.c
View File

@ -1692,17 +1692,15 @@ static ssize_t set_trigger(struct sys_device *s, struct sysdev_attribute *attr,
const char *buf, size_t siz)
{
char *p;
int len;
strncpy(mce_helper, buf, sizeof(mce_helper));
mce_helper[sizeof(mce_helper)-1] = 0;
len = strlen(mce_helper);
p = strchr(mce_helper, '\n');
if (*p)
if (p)
*p = 0;
return len;
return strlen(mce_helper) + !!p;
}
static ssize_t set_ignore_ce(struct sys_device *s,

2
arch/x86/kernel/irqinit.c
View File

@ -187,7 +187,7 @@ static void __init apic_intr_init(void)
#ifdef CONFIG_X86_THERMAL_VECTOR
alloc_intr_gate(THERMAL_APIC_VECTOR, thermal_interrupt);
#endif
#ifdef CONFIG_X86_THRESHOLD
#ifdef CONFIG_X86_MCE_THRESHOLD
alloc_intr_gate(THRESHOLD_APIC_VECTOR, threshold_interrupt);
#endif
#if defined(CONFIG_X86_NEW_MCE) && defined(CONFIG_X86_LOCAL_APIC)

2
arch/x86/kernel/mfgpt_32.c
View File

@ -347,7 +347,7 @@ static irqreturn_t mfgpt_tick(int irq, void *dev_id)
static struct irqaction mfgptirq = {
.handler = mfgpt_tick,
.flags = IRQF_DISABLED | IRQF_NOBALANCING,
.flags = IRQF_DISABLED | IRQF_NOBALANCING | IRQF_TIMER,
.name = "mfgpt-timer"
};

8
arch/x86/kernel/reboot.c
View File

@ -249,6 +249,14 @@ static struct dmi_system_id __initdata reboot_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "VGN-Z540N"),
},
},
{ /* Handle problems with rebooting on CompuLab SBC-FITPC2 */
.callback = set_bios_reboot,
.ident = "CompuLab SBC-FITPC2",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "CompuLab"),
DMI_MATCH(DMI_PRODUCT_NAME, "SBC-FITPC2"),
},
},
{ }
};

13
arch/x86/kernel/setup.c
View File

@ -672,6 +672,19 @@ static struct dmi_system_id __initdata bad_bios_dmi_table[] = {
DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies"),
},
},
{
/*
* AMI BIOS with low memory corruption was found on Intel DG45ID board.
* It hase different DMI_BIOS_VENDOR = "Intel Corp.", for now we will
* match only DMI_BOARD_NAME and see if there is more bad products
* with this vendor.
*/
.callback = dmi_low_memory_corruption,
.ident = "AMI BIOS",
.matches = {
DMI_MATCH(DMI_BOARD_NAME, "DG45ID"),
},
},
#endif
{}
};

7
arch/x86/kernel/vmlinux.lds.S
View File

@ -112,11 +112,6 @@ SECTIONS
_sdata = .;
DATA_DATA
CONSTRUCTORS
#ifdef CONFIG_X86_64
/* End of data section */
_edata = .;
#endif
} :data
#ifdef CONFIG_X86_32
@ -156,10 +151,8 @@ SECTIONS
.data.read_mostly : AT(ADDR(.data.read_mostly) - LOAD_OFFSET) {
*(.data.read_mostly)
#ifdef CONFIG_X86_32
/* End of data section */
_edata = .;
#endif
}
#ifdef CONFIG_X86_64

6
arch/x86/mm/srat_64.c
View File

@ -79,8 +79,10 @@ static __init void bad_srat(void)
acpi_numa = -1;
for (i = 0; i < MAX_LOCAL_APIC; i++)
apicid_to_node[i] = NUMA_NO_NODE;
for (i = 0; i < MAX_NUMNODES; i++)
nodes_add[i].start = nodes[i].end = 0;
for (i = 0; i < MAX_NUMNODES; i++) {
nodes[i].start = nodes[i].end = 0;
nodes_add[i].start = nodes_add[i].end = 0;
}
remove_all_active_ranges();
}