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Commit 86ed4aa4 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'x86-fixes-for-linus' of... 

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

* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  x86, mce: don't restart timer if disabled
  x86: Use -maccumulate-outgoing-args for sane mcount prologues
  x86: Prevent GCC 4.4.x (pentium-mmx et al) function prologue wreckage
  x86: AMD Northbridge: Verify NB's node is online
  x86 VSDO: Fix Kconfig help
  x86: Fix typo in Intel CPU cache size descriptor
  x86: Add new Intel CPU cache size descriptors
parents 830cd2ac fe5ed91d

arch/x86/Kconfig

+1 −1
Original line number Diff line number Diff line
@@ -1607,7 +1607,7 @@ config COMPAT_VDSO 
	depends on X86_32 || IA32_EMULATION

	---help---

	  Map the 32-bit VDSO to the predictable old-style address too.

	---help---



	  Say N here if you are running a sufficiently recent glibc

	  version (2.3.3 or later), to remove the high-mapped

	  VDSO mapping and to exclusively use the randomized VDSO.

arch/x86/Makefile_32.cpu

+7 −0
Original line number Diff line number Diff line
@@ -46,6 +46,13 @@ cflags-$(CONFIG_MGEODE_LX) += $(call cc-option,-march=geode,-march=pentium-mmx) 
# cpu entries

cflags-$(CONFIG_X86_GENERIC) 	+= $(call tune,generic,$(call tune,i686))



# Work around the pentium-mmx code generator madness of gcc4.4.x which

# does stack alignment by generating horrible code _before_ the mcount

# prologue (push %ebp, mov %esp, %ebp) which breaks the function graph

# tracer assumptions. For i686, generic, core2 this is set by the

# compiler anyway

cflags-$(CONFIG_FUNCTION_GRAPH_TRACER) += $(call cc-option,-maccumulate-outgoing-args)



# Bug fix for binutils: this option is required in order to keep

# binutils from generating NOPL instructions against our will.

ifneq ($(CONFIG_X86_P6_NOP),y)

arch/x86/kernel/cpu/intel_cacheinfo.c

+4 −1
Original line number Diff line number Diff line
@@ -94,7 +94,7 @@ static const struct _cache_table __cpuinitconst cache_table[] = 
	{ 0xd1, LVL_3,    1024 },	/* 4-way set assoc, 64 byte line size */

	{ 0xd2, LVL_3,    2048 },	/* 4-way set assoc, 64 byte line size */

	{ 0xd6, LVL_3,    1024 },	/* 8-way set assoc, 64 byte line size */

	{ 0xd7, LVL_3,    2038 },	/* 8-way set assoc, 64 byte line size */

	{ 0xd7, LVL_3,    2048 },	/* 8-way set assoc, 64 byte line size */

	{ 0xd8, LVL_3,    4096 },	/* 12-way set assoc, 64 byte line size */

	{ 0xdc, LVL_3,    2048 },	/* 12-way set assoc, 64 byte line size */

	{ 0xdd, LVL_3,    4096 },	/* 12-way set assoc, 64 byte line size */
@@ -102,6 +102,9 @@ static const struct _cache_table __cpuinitconst cache_table[] = 
	{ 0xe2, LVL_3,    2048 },	/* 16-way set assoc, 64 byte line size */

	{ 0xe3, LVL_3,    4096 },	/* 16-way set assoc, 64 byte line size */

	{ 0xe4, LVL_3,    8192 },	/* 16-way set assoc, 64 byte line size */

	{ 0xea, LVL_3,    12288 },	/* 24-way set assoc, 64 byte line size */

	{ 0xeb, LVL_3,    18432 },	/* 24-way set assoc, 64 byte line size */

	{ 0xec, LVL_3,    24576 },	/* 24-way set assoc, 64 byte line size */

	{ 0x00, 0, 0}

};

arch/x86/kernel/cpu/mcheck/mce.c

+4 −2
Original line number Diff line number Diff line
@@ -2016,9 +2016,11 @@ mce_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu) 
		break;

	case CPU_DOWN_FAILED:

	case CPU_DOWN_FAILED_FROZEN:

		if (!mce_ignore_ce && check_interval) {

			t->expires = round_jiffies(jiffies +

					   __get_cpu_var(mce_next_interval));

			add_timer_on(t, cpu);

		}

		smp_call_function_single(cpu, mce_reenable_cpu, &action, 1);

		break;

	case CPU_POST_DEAD:

arch/x86/kernel/quirks.c

+8 −1
Original line number Diff line number Diff line
@@ -499,6 +499,7 @@ static void __init quirk_amd_nb_node(struct pci_dev *dev) 
{

	struct pci_dev *nb_ht;

	unsigned int devfn;

	u32 node;

	u32 val;



	devfn = PCI_DEVFN(PCI_SLOT(dev->devfn), 0);
@@ -507,7 +508,13 @@ static void __init quirk_amd_nb_node(struct pci_dev *dev) 
		return;



	pci_read_config_dword(nb_ht, 0x60, &val);

	set_dev_node(&dev->dev, val & 7);

	node = val & 7;

	/*

	 * Some hardware may return an invalid node ID,

	 * so check it first:

	 */

	if (node_online(node))

		set_dev_node(&dev->dev, node);

	pci_dev_put(nb_ht);

}