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Date: Thu, 23 Oct 2008 21:33:28 +0200
From: Ingo Molnar <mingo@...e.hu>
To: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: linux-kernel@...r.kernel.org,
Andrew Morton <akpm@...ux-foundation.org>,
Thomas Gleixner <tglx@...utronix.de>,
"H. Peter Anvin" <hpa@...or.com>
Subject: [git pull] x86 fixes
Linus,
Please pull the latest x86-fixes-for-linus git tree from:
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip.git x86-fixes-for-linus
out-of-topic modifications in x86-fixes-for-linus:
--------------------------------------------------
MAINTAINERS # 8d433c4: x86: MAINTAINERS change for AMD m
Thanks,
Ingo
------------------>
Andi Kleen (1):
MCE: Don't run 32bit machine checks with interrupts on
Andreas Herrmann (2):
x86: SB600: skip IRQ0 override if it is not routed to INT2 of IOAPIC
x86: call dmi-quirks for HP Laptops after early-quirks are executed
Cyrill Gorcunov (1):
x86: do_boot_cpu - check if we have ESR register
Daniele Calore (1):
x86: memtest fix use of reserve_early()
Gustavo F. Padovan (1):
x86: remove redundant KERN_DEBUG on pr_debug
Jeremy Fitzhardinge (1):
x86/tlb_uv: remove strange mc146818rtc include
Lai Jiangshan (1):
x86/proc: fix /proc/cpuinfo cpu offline bug
Marcin Slusarz (5):
x86: fix section mismatch warning - apic_flat
x86: fix section mismatch warning - apic_physflat
x86: fix section mismatch warning - apic_x2apic_uv_x
x86: fix section mismatch warning - apic_x2apic_cluster
x86: fix section mismatch warning - apic_x2apic_phys
Neil Horman (1):
x86, kexec: fix hang on i386 when panic occurs while console_sem is held
Peter Oruba (1):
x86: MAINTAINERS change for AMD microcode patch loader
Roland McGrath (1):
x86 syscall.h: fix argument order
roel kluin (1):
x86: make variables static
MAINTAINERS | 5 +-
arch/x86/boot/video-bios.c | 4 +-
arch/x86/boot/video-vesa.c | 4 +-
arch/x86/kernel/acpi/boot.c | 10 +++-
arch/x86/kernel/cpu/proc.c | 6 +-
arch/x86/kernel/dumpstack_32.c | 2 +-
arch/x86/kernel/early-quirks.c | 55 +++++++++++++++++-
arch/x86/kernel/entry_32.S | 2 +-
arch/x86/kernel/genapic_flat_64.c | 4 +-
arch/x86/kernel/genx2apic_cluster.c | 2 +-
arch/x86/kernel/genx2apic_phys.c | 2 +-
arch/x86/kernel/genx2apic_uv_x.c | 2 +-
arch/x86/kernel/setup_percpu.c | 2 +-
arch/x86/kernel/smpboot.c | 8 ++-
arch/x86/kernel/tlb_uv.c | 2 +-
arch/x86/kernel/traps.c | 8 ---
arch/x86/kernel/xsave.c | 2 +-
arch/x86/mm/memtest.c | 7 +-
include/asm-x86/syscall.h | 106 ++++++++++++++++++-----------------
19 files changed, 144 insertions(+), 89 deletions(-)
diff --git a/MAINTAINERS b/MAINTAINERS
index 5c3f79c..b0244fb 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -378,8 +378,9 @@ T: git://git.kernel.org/pub/scm/linux/kernel/git/joro/linux-2.6-iommu.git
S: Supported
AMD MICROCODE UPDATE SUPPORT
-P: Peter Oruba
-M: peter.oruba@....com
+P: Andreas Herrmann
+M: andeas.herrmann3@....com
+L: amd64-microcode@...64.org
S: Supported
AMS (Apple Motion Sensor) DRIVER
diff --git a/arch/x86/boot/video-bios.c b/arch/x86/boot/video-bios.c
index 49f26aa..3fa979c 100644
--- a/arch/x86/boot/video-bios.c
+++ b/arch/x86/boot/video-bios.c
@@ -17,7 +17,7 @@
#include "boot.h"
#include "video.h"
-__videocard video_bios;
+static __videocard video_bios;
/* Set a conventional BIOS mode */
static int set_bios_mode(u8 mode);
@@ -119,7 +119,7 @@ static int bios_probe(void)
return nmodes;
}
-__videocard video_bios =
+static __videocard video_bios =
{
.card_name = "BIOS",
.probe = bios_probe,
diff --git a/arch/x86/boot/video-vesa.c b/arch/x86/boot/video-vesa.c
index 99b3079..7511584 100644
--- a/arch/x86/boot/video-vesa.c
+++ b/arch/x86/boot/video-vesa.c
@@ -20,7 +20,7 @@
static struct vesa_general_info vginfo;
static struct vesa_mode_info vminfo;
-__videocard video_vesa;
+static __videocard video_vesa;
#ifndef _WAKEUP
static void vesa_store_mode_params_graphics(void);
@@ -293,7 +293,7 @@ void vesa_store_edid(void)
#endif /* not _WAKEUP */
-__videocard video_vesa =
+static __videocard video_vesa =
{
.card_name = "VESA",
.probe = vesa_probe,
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 0d1c26a..dc3eac3 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -1136,7 +1136,7 @@ int mp_register_gsi(u32 gsi, int triggering, int polarity)
return gsi;
}
if (test_bit(ioapic_pin, mp_ioapic_routing[ioapic].pin_programmed)) {
- pr_debug(KERN_DEBUG "Pin %d-%d already programmed\n",
+ pr_debug("Pin %d-%d already programmed\n",
mp_ioapic_routing[ioapic].apic_id, ioapic_pin);
#ifdef CONFIG_X86_32
return (gsi < IRQ_COMPRESSION_START ? gsi : gsi_to_irq[gsi]);
@@ -1598,6 +1598,11 @@ static struct dmi_system_id __initdata acpi_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 360"),
},
},
+ {}
+};
+
+/* second table for DMI checks that should run after early-quirks */
+static struct dmi_system_id __initdata acpi_dmi_table_late[] = {
/*
* HP laptops which use a DSDT reporting as HP/SB400/10000,
* which includes some code which overrides all temperature
@@ -1726,6 +1731,9 @@ int __init early_acpi_boot_init(void)
int __init acpi_boot_init(void)
{
+ /* those are executed after early-quirks are executed */
+ dmi_check_system(acpi_dmi_table_late);
+
/*
* If acpi_disabled, bail out
* One exception: acpi=ht continues far enough to enumerate LAPICs
diff --git a/arch/x86/kernel/cpu/proc.c b/arch/x86/kernel/cpu/proc.c
index a26c480..01b1244 100644
--- a/arch/x86/kernel/cpu/proc.c
+++ b/arch/x86/kernel/cpu/proc.c
@@ -160,14 +160,16 @@ static void *c_start(struct seq_file *m, loff_t *pos)
{
if (*pos == 0) /* just in case, cpu 0 is not the first */
*pos = first_cpu(cpu_online_map);
- if ((*pos) < nr_cpu_ids && cpu_online(*pos))
+ else
+ *pos = next_cpu_nr(*pos - 1, cpu_online_map);
+ if ((*pos) < nr_cpu_ids)
return &cpu_data(*pos);
return NULL;
}
static void *c_next(struct seq_file *m, void *v, loff_t *pos)
{
- *pos = next_cpu(*pos, cpu_online_map);
+ (*pos)++;
return c_start(m, pos);
}
diff --git a/arch/x86/kernel/dumpstack_32.c b/arch/x86/kernel/dumpstack_32.c
index 1a78180..b361475 100644
--- a/arch/x86/kernel/dumpstack_32.c
+++ b/arch/x86/kernel/dumpstack_32.c
@@ -405,7 +405,6 @@ die_nmi(char *str, struct pt_regs *regs, int do_panic)
panic("Non maskable interrupt");
console_silent();
spin_unlock(&nmi_print_lock);
- bust_spinlocks(0);
/*
* If we are in kernel we are probably nested up pretty bad
@@ -416,6 +415,7 @@ die_nmi(char *str, struct pt_regs *regs, int do_panic)
crash_kexec(regs);
}
+ bust_spinlocks(0);
do_exit(SIGSEGV);
}
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c
index 733c4f8..3ce029f 100644
--- a/arch/x86/kernel/early-quirks.c
+++ b/arch/x86/kernel/early-quirks.c
@@ -95,7 +95,8 @@ static void __init nvidia_bugs(int num, int slot, int func)
}
-static u32 ati_ixp4x0_rev(int num, int slot, int func)
+#if defined(CONFIG_ACPI) && defined(CONFIG_X86_IO_APIC)
+static u32 __init ati_ixp4x0_rev(int num, int slot, int func)
{
u32 d;
u8 b;
@@ -115,7 +116,6 @@ static u32 ati_ixp4x0_rev(int num, int slot, int func)
static void __init ati_bugs(int num, int slot, int func)
{
-#if defined(CONFIG_ACPI) && defined (CONFIG_X86_IO_APIC)
u32 d;
u8 b;
@@ -138,9 +138,56 @@ static void __init ati_bugs(int num, int slot, int func)
printk(KERN_INFO "If you got timer trouble "
"try acpi_use_timer_override\n");
}
-#endif
}
+static u32 __init ati_sbx00_rev(int num, int slot, int func)
+{
+ u32 old, d;
+
+ d = read_pci_config(num, slot, func, 0x70);
+ old = d;
+ d &= ~(1<<8);
+ write_pci_config(num, slot, func, 0x70, d);
+ d = read_pci_config(num, slot, func, 0x8);
+ d &= 0xff;
+ write_pci_config(num, slot, func, 0x70, old);
+
+ return d;
+}
+
+static void __init ati_bugs_contd(int num, int slot, int func)
+{
+ u32 d, rev;
+
+ if (acpi_use_timer_override)
+ return;
+
+ rev = ati_sbx00_rev(num, slot, func);
+ if (rev > 0x13)
+ return;
+
+ /* check for IRQ0 interrupt swap */
+ d = read_pci_config(num, slot, func, 0x64);
+ if (!(d & (1<<14)))
+ acpi_skip_timer_override = 1;
+
+ if (acpi_skip_timer_override) {
+ printk(KERN_INFO "SB600 revision 0x%x\n", rev);
+ printk(KERN_INFO "Ignoring ACPI timer override.\n");
+ printk(KERN_INFO "If you got timer trouble "
+ "try acpi_use_timer_override\n");
+ }
+}
+#else
+static void __init ati_bugs(int num, int slot, int func)
+{
+}
+
+static void __init ati_bugs_contd(int num, int slot, int func)
+{
+}
+#endif
+
#ifdef CONFIG_DMAR
static void __init intel_g33_dmar(int num, int slot, int func)
{
@@ -176,6 +223,8 @@ static struct chipset early_qrk[] __initdata = {
PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, fix_hypertransport_config },
{ PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP400_SMBUS,
PCI_CLASS_SERIAL_SMBUS, PCI_ANY_ID, 0, ati_bugs },
+ { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_SBX00_SMBUS,
+ PCI_CLASS_SERIAL_SMBUS, PCI_ANY_ID, 0, ati_bugs_contd },
#ifdef CONFIG_DMAR
{ PCI_VENDOR_ID_INTEL, 0x29c0,
PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, intel_g33_dmar },
diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S
index c356423..dd65143 100644
--- a/arch/x86/kernel/entry_32.S
+++ b/arch/x86/kernel/entry_32.S
@@ -1024,7 +1024,7 @@ ENTRY(machine_check)
RING0_INT_FRAME
pushl $0
CFI_ADJUST_CFA_OFFSET 4
- pushl $do_machine_check
+ pushl machine_check_vector
CFI_ADJUST_CFA_OFFSET 4
jmp error_code
CFI_ENDPROC
diff --git a/arch/x86/kernel/genapic_flat_64.c b/arch/x86/kernel/genapic_flat_64.c
index 2ec2de8..c026279 100644
--- a/arch/x86/kernel/genapic_flat_64.c
+++ b/arch/x86/kernel/genapic_flat_64.c
@@ -25,7 +25,7 @@
#include <acpi/acpi_bus.h>
#endif
-static int __init flat_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
+static int flat_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
{
return 1;
}
@@ -170,7 +170,7 @@ struct genapic apic_flat = {
* We cannot use logical delivery in this case because the mask
* overflows, so use physical mode.
*/
-static int __init physflat_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
+static int physflat_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
{
#ifdef CONFIG_ACPI
/*
diff --git a/arch/x86/kernel/genx2apic_cluster.c b/arch/x86/kernel/genx2apic_cluster.c
index e4bf2cc..f6a2c8e 100644
--- a/arch/x86/kernel/genx2apic_cluster.c
+++ b/arch/x86/kernel/genx2apic_cluster.c
@@ -12,7 +12,7 @@
DEFINE_PER_CPU(u32, x86_cpu_to_logical_apicid);
-static int __init x2apic_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
+static int x2apic_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
{
if (cpu_has_x2apic)
return 1;
diff --git a/arch/x86/kernel/genx2apic_phys.c b/arch/x86/kernel/genx2apic_phys.c
index 8f1343d..d042211 100644
--- a/arch/x86/kernel/genx2apic_phys.c
+++ b/arch/x86/kernel/genx2apic_phys.c
@@ -19,7 +19,7 @@ static int set_x2apic_phys_mode(char *arg)
}
early_param("x2apic_phys", set_x2apic_phys_mode);
-static int __init x2apic_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
+static int x2apic_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
{
if (cpu_has_x2apic && x2apic_phys)
return 1;
diff --git a/arch/x86/kernel/genx2apic_uv_x.c b/arch/x86/kernel/genx2apic_uv_x.c
index bfd5328..680a065 100644
--- a/arch/x86/kernel/genx2apic_uv_x.c
+++ b/arch/x86/kernel/genx2apic_uv_x.c
@@ -30,7 +30,7 @@ DEFINE_PER_CPU(int, x2apic_extra_bits);
static enum uv_system_type uv_system_type;
-static int __init uv_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
+static int uv_acpi_madt_oem_check(char *oem_id, char *oem_table_id)
{
if (!strcmp(oem_id, "SGI")) {
if (!strcmp(oem_table_id, "UVL"))
diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c
index 410c88f..ae0c0d3 100644
--- a/arch/x86/kernel/setup_percpu.c
+++ b/arch/x86/kernel/setup_percpu.c
@@ -218,7 +218,7 @@ static void __init setup_node_to_cpumask_map(void)
/* allocate the map */
map = alloc_bootmem_low(nr_node_ids * sizeof(cpumask_t));
- pr_debug(KERN_DEBUG "Node to cpumask map at %p for %d nodes\n",
+ pr_debug("Node to cpumask map at %p for %d nodes\n",
map, nr_node_ids);
/* node_to_cpumask() will now work */
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 7ece815..7b10933 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -893,9 +893,11 @@ do_rest:
smpboot_setup_warm_reset_vector(start_ip);
/*
* Be paranoid about clearing APIC errors.
- */
- apic_write(APIC_ESR, 0);
- apic_read(APIC_ESR);
+ */
+ if (APIC_INTEGRATED(apic_version[boot_cpu_physical_apicid])) {
+ apic_write(APIC_ESR, 0);
+ apic_read(APIC_ESR);
+ }
}
/*
diff --git a/arch/x86/kernel/tlb_uv.c b/arch/x86/kernel/tlb_uv.c
index 8b8c0d6..04431f3 100644
--- a/arch/x86/kernel/tlb_uv.c
+++ b/arch/x86/kernel/tlb_uv.c
@@ -6,7 +6,7 @@
* This code is released under the GNU General Public License version 2 or
* later.
*/
-#include <linux/mc146818rtc.h>
+#include <linux/seq_file.h>
#include <linux/proc_fs.h>
#include <linux/kernel.h>
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index e062974..04d242a 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -931,14 +931,6 @@ do_device_not_available(struct pt_regs *regs, long error)
}
#ifdef CONFIG_X86_32
-#ifdef CONFIG_X86_MCE
-dotraplinkage void __kprobes do_machine_check(struct pt_regs *regs, long error)
-{
- conditional_sti(regs);
- machine_check_vector(regs, error);
-}
-#endif
-
dotraplinkage void do_iret_error(struct pt_regs *regs, long error_code)
{
siginfo_t info;
diff --git a/arch/x86/kernel/xsave.c b/arch/x86/kernel/xsave.c
index 9abac8a..b13acb7 100644
--- a/arch/x86/kernel/xsave.c
+++ b/arch/x86/kernel/xsave.c
@@ -248,7 +248,7 @@ clear:
* This will be saved when ever the FP and extended state context is
* saved on the user stack during the signal handler delivery to the user.
*/
-void prepare_fx_sw_frame(void)
+static void prepare_fx_sw_frame(void)
{
int size_extended = (xstate_size - sizeof(struct i387_fxsave_struct)) +
FP_XSTATE_MAGIC2_SIZE;
diff --git a/arch/x86/mm/memtest.c b/arch/x86/mm/memtest.c
index 672e17f..9cab18b 100644
--- a/arch/x86/mm/memtest.c
+++ b/arch/x86/mm/memtest.c
@@ -61,9 +61,9 @@ static void __init memtest(unsigned long start_phys, unsigned long size,
last_bad += incr;
} else {
if (start_bad) {
- printk(KERN_CONT "\n %010lx bad mem addr %010lx - %010lx reserved",
+ printk(KERN_CONT "\n %016lx bad mem addr %010lx - %010lx reserved",
val, start_bad, last_bad + incr);
- reserve_early(start_bad, last_bad - start_bad, "BAD RAM");
+ reserve_early(start_bad, last_bad + incr, "BAD RAM");
}
start_bad = last_bad = start_phys_aligned;
}
@@ -72,9 +72,8 @@ static void __init memtest(unsigned long start_phys, unsigned long size,
if (start_bad) {
printk(KERN_CONT "\n %016lx bad mem addr %010lx - %010lx reserved",
val, start_bad, last_bad + incr);
- reserve_early(start_bad, last_bad - start_bad, "BAD RAM");
+ reserve_early(start_bad, last_bad + incr, "BAD RAM");
}
-
}
/* default is disabled */
diff --git a/include/asm-x86/syscall.h b/include/asm-x86/syscall.h
index 04c47dc..ec2a95e 100644
--- a/include/asm-x86/syscall.h
+++ b/include/asm-x86/syscall.h
@@ -93,26 +93,26 @@ static inline void syscall_get_arguments(struct task_struct *task,
{
# ifdef CONFIG_IA32_EMULATION
if (task_thread_info(task)->status & TS_COMPAT)
- switch (i + n) {
- case 6:
+ switch (i) {
+ case 0:
if (!n--) break;
- *args++ = regs->bp;
- case 5:
+ *args++ = regs->bx;
+ case 1:
if (!n--) break;
- *args++ = regs->di;
- case 4:
+ *args++ = regs->cx;
+ case 2:
if (!n--) break;
- *args++ = regs->si;
+ *args++ = regs->dx;
case 3:
if (!n--) break;
- *args++ = regs->dx;
- case 2:
+ *args++ = regs->si;
+ case 4:
if (!n--) break;
- *args++ = regs->cx;
- case 1:
+ *args++ = regs->di;
+ case 5:
if (!n--) break;
- *args++ = regs->bx;
- case 0:
+ *args++ = regs->bp;
+ case 6:
if (!n--) break;
default:
BUG();
@@ -120,26 +120,26 @@ static inline void syscall_get_arguments(struct task_struct *task,
}
else
# endif
- switch (i + n) {
- case 6:
+ switch (i) {
+ case 0:
if (!n--) break;
- *args++ = regs->r9;
- case 5:
+ *args++ = regs->di;
+ case 1:
if (!n--) break;
- *args++ = regs->r8;
- case 4:
+ *args++ = regs->si;
+ case 2:
if (!n--) break;
- *args++ = regs->r10;
+ *args++ = regs->dx;
case 3:
if (!n--) break;
- *args++ = regs->dx;
- case 2:
+ *args++ = regs->r10;
+ case 4:
if (!n--) break;
- *args++ = regs->si;
- case 1:
+ *args++ = regs->r8;
+ case 5:
if (!n--) break;
- *args++ = regs->di;
- case 0:
+ *args++ = regs->r9;
+ case 6:
if (!n--) break;
default:
BUG();
@@ -154,55 +154,57 @@ static inline void syscall_set_arguments(struct task_struct *task,
{
# ifdef CONFIG_IA32_EMULATION
if (task_thread_info(task)->status & TS_COMPAT)
- switch (i + n) {
- case 6:
+ switch (i) {
+ case 0:
if (!n--) break;
- regs->bp = *args++;
- case 5:
+ regs->bx = *args++;
+ case 1:
if (!n--) break;
- regs->di = *args++;
- case 4:
+ regs->cx = *args++;
+ case 2:
if (!n--) break;
- regs->si = *args++;
+ regs->dx = *args++;
case 3:
if (!n--) break;
- regs->dx = *args++;
- case 2:
+ regs->si = *args++;
+ case 4:
if (!n--) break;
- regs->cx = *args++;
- case 1:
+ regs->di = *args++;
+ case 5:
if (!n--) break;
- regs->bx = *args++;
- case 0:
+ regs->bp = *args++;
+ case 6:
if (!n--) break;
default:
BUG();
+ break;
}
else
# endif
- switch (i + n) {
- case 6:
+ switch (i) {
+ case 0:
if (!n--) break;
- regs->r9 = *args++;
- case 5:
+ regs->di = *args++;
+ case 1:
if (!n--) break;
- regs->r8 = *args++;
- case 4:
+ regs->si = *args++;
+ case 2:
if (!n--) break;
- regs->r10 = *args++;
+ regs->dx = *args++;
case 3:
if (!n--) break;
- regs->dx = *args++;
- case 2:
+ regs->r10 = *args++;
+ case 4:
if (!n--) break;
- regs->si = *args++;
- case 1:
+ regs->r8 = *args++;
+ case 5:
if (!n--) break;
- regs->di = *args++;
- case 0:
+ regs->r9 = *args++;
+ case 6:
if (!n--) break;
default:
BUG();
+ break;
}
}
--
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