Merge branch 'master'

33 files changed, 44 insertions, 66 deletions

diff --git a/arch/i386/kernel/acpi/boot.c b/arch/i386/kernel/acpi/boot.c
index a63351c085c..b66c13c0cc0 100644
--- a/arch/i386/kernel/acpi/boot.c
+++ b/arch/i386/kernel/acpi/boot.c
@@ -27,15 +27,14 @@
 #include <linux/config.h>
 #include <linux/acpi.h>
 #include <linux/efi.h>
-#include <linux/irq.h>
 #include <linux/module.h>
 #include <linux/dmi.h>
+#include <linux/irq.h>
 
 #include <asm/pgtable.h>
 #include <asm/io_apic.h>
 #include <asm/apic.h>
 #include <asm/io.h>
-#include <asm/irq.h>
 #include <asm/mpspec.h>
 
 #ifdef	CONFIG_X86_64
diff --git a/arch/i386/kernel/apic.c b/arch/i386/kernel/apic.c
index a22a866de8f..5546ddebec3 100644
--- a/arch/i386/kernel/apic.c
+++ b/arch/i386/kernel/apic.c
@@ -18,7 +18,6 @@
 #include <linux/init.h>
 
 #include <linux/mm.h>
-#include <linux/irq.h>
 #include <linux/delay.h>
 #include <linux/bootmem.h>
 #include <linux/smp_lock.h>
diff --git a/arch/i386/kernel/cpu/amd.c b/arch/i386/kernel/cpu/amd.c
index 73aeaf5a9d4..53a1681cd96 100644
--- a/arch/i386/kernel/cpu/amd.c
+++ b/arch/i386/kernel/cpu/amd.c
@@ -28,6 +28,22 @@ static void __init init_amd(struct cpuinfo_x86 *c)
 	int mbytes = num_physpages >> (20-PAGE_SHIFT);
 	int r;
 
+#ifdef CONFIG_SMP
+	unsigned long long value;
+
+	/* Disable TLB flush filter by setting HWCR.FFDIS on K8
+	 * bit 6 of msr C001_0015
+	 *
+	 * Errata 63 for SH-B3 steppings
+	 * Errata 122 for all steppings (F+ have it disabled by default)
+	 */
+	if (c->x86 == 15) {
+		rdmsrl(MSR_K7_HWCR, value);
+		value |= 1 << 6;
+		wrmsrl(MSR_K7_HWCR, value);
+	}
+#endif
+
 	/*
 	 *	FIXME: We should handle the K5 here. Set up the write
 	 *	range and also turn on MSR 83 bits 4 and 31 (write alloc,
diff --git a/arch/i386/kernel/cpu/cpufreq/powernow-k8.c b/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
index ab6e0611303..58ca98fdc2c 100644
--- a/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
+++ b/arch/i386/kernel/cpu/cpufreq/powernow-k8.c
@@ -44,7 +44,7 @@
 
 #define PFX "powernow-k8: "
 #define BFX PFX "BIOS error: "
-#define VERSION "version 1.50.3"
+#define VERSION "version 1.50.4"
 #include "powernow-k8.h"
 
 /* serialize freq changes  */
@@ -111,8 +111,8 @@ static int query_current_values_with_pending_wait(struct powernow_k8_data *data)
 	u32 i = 0;
 
 	do {
-		if (i++ > 0x1000000) {
-			printk(KERN_ERR PFX "detected change pending stuck\n");
+		if (i++ > 10000) {
+			dprintk("detected change pending stuck\n");
 			return 1;
 		}
 		rdmsr(MSR_FIDVID_STATUS, lo, hi);
@@ -159,6 +159,7 @@ static int write_new_fid(struct powernow_k8_data *data, u32 fid)
 {
 	u32 lo;
 	u32 savevid = data->currvid;
+	u32 i = 0;
 
 	if ((fid & INVALID_FID_MASK) || (data->currvid & INVALID_VID_MASK)) {
 		printk(KERN_ERR PFX "internal error - overflow on fid write\n");
@@ -170,10 +171,13 @@ static int write_new_fid(struct powernow_k8_data *data, u32 fid)
 	dprintk("writing fid 0x%x, lo 0x%x, hi 0x%x\n",
 		fid, lo, data->plllock * PLL_LOCK_CONVERSION);
 
-	wrmsr(MSR_FIDVID_CTL, lo, data->plllock * PLL_LOCK_CONVERSION);
-
-	if (query_current_values_with_pending_wait(data))
-		return 1;
+	do {
+		wrmsr(MSR_FIDVID_CTL, lo, data->plllock * PLL_LOCK_CONVERSION);
+		if (i++ > 100) {
+			printk(KERN_ERR PFX "internal error - pending bit very stuck - no further pstate changes possible\n");
+			return 1;
+		}			
+	} while (query_current_values_with_pending_wait(data));
 
 	count_off_irt(data);
 
@@ -197,6 +201,7 @@ static int write_new_vid(struct powernow_k8_data *data, u32 vid)
 {
 	u32 lo;
 	u32 savefid = data->currfid;
+	int i = 0;
 
 	if ((data->currfid & INVALID_FID_MASK) || (vid & INVALID_VID_MASK)) {
 		printk(KERN_ERR PFX "internal error - overflow on vid write\n");
@@ -208,10 +213,13 @@ static int write_new_vid(struct powernow_k8_data *data, u32 vid)
 	dprintk("writing vid 0x%x, lo 0x%x, hi 0x%x\n",
 		vid, lo, STOP_GRANT_5NS);
 
-	wrmsr(MSR_FIDVID_CTL, lo, STOP_GRANT_5NS);
-
-	if (query_current_values_with_pending_wait(data))
-		return 1;
+	do {
+		wrmsr(MSR_FIDVID_CTL, lo, STOP_GRANT_5NS);
+                if (i++ > 100) {
+                        printk(KERN_ERR PFX "internal error - pending bit very stuck - no further pstate changes possible\n");
+                        return 1;
+                }
+	} while (query_current_values_with_pending_wait(data));
 
 	if (savefid != data->currfid) {
 		printk(KERN_ERR PFX "fid changed on vid trans, old 0x%x new 0x%x\n",
diff --git a/arch/i386/kernel/cpu/mcheck/k7.c b/arch/i386/kernel/cpu/mcheck/k7.c
index c4abe765739..7c6b9c73522 100644
--- a/arch/i386/kernel/cpu/mcheck/k7.c
+++ b/arch/i386/kernel/cpu/mcheck/k7.c
@@ -7,7 +7,6 @@
 #include <linux/types.h>
 #include <linux/kernel.h>
 #include <linux/config.h>
-#include <linux/irq.h>
 #include <linux/interrupt.h>
 #include <linux/smp.h>
 
diff --git a/arch/i386/kernel/cpu/mcheck/non-fatal.c b/arch/i386/kernel/cpu/mcheck/non-fatal.c
index 7864ddfccf0..82dffe0d495 100644
--- a/arch/i386/kernel/cpu/mcheck/non-fatal.c
+++ b/arch/i386/kernel/cpu/mcheck/non-fatal.c
@@ -12,7 +12,6 @@
 #include <linux/kernel.h>
 #include <linux/jiffies.h>
 #include <linux/config.h>
-#include <linux/irq.h>
 #include <linux/workqueue.h>
 #include <linux/interrupt.h>
 #include <linux/smp.h>
diff --git a/arch/i386/kernel/cpu/mcheck/p4.c b/arch/i386/kernel/cpu/mcheck/p4.c
index 0abccb6fdf9..1d1e885f500 100644
--- a/arch/i386/kernel/cpu/mcheck/p4.c
+++ b/arch/i386/kernel/cpu/mcheck/p4.c
@@ -6,7 +6,6 @@
 #include <linux/types.h>
 #include <linux/kernel.h>
 #include <linux/config.h>
-#include <linux/irq.h>
 #include <linux/interrupt.h>
 #include <linux/smp.h>
 
diff --git a/arch/i386/kernel/cpu/mcheck/p5.c b/arch/i386/kernel/cpu/mcheck/p5.c
index ec0614cd292..3a2e24baddc 100644
--- a/arch/i386/kernel/cpu/mcheck/p5.c
+++ b/arch/i386/kernel/cpu/mcheck/p5.c
@@ -6,7 +6,6 @@
 #include <linux/init.h>
 #include <linux/types.h>
 #include <linux/kernel.h>
-#include <linux/irq.h>
 #include <linux/interrupt.h>
 #include <linux/smp.h>
 
diff --git a/arch/i386/kernel/cpu/mcheck/p6.c b/arch/i386/kernel/cpu/mcheck/p6.c
index f01b73f947e..3c035b8fa3d 100644
--- a/arch/i386/kernel/cpu/mcheck/p6.c
+++ b/arch/i386/kernel/cpu/mcheck/p6.c
@@ -6,7 +6,6 @@
 #include <linux/init.h>
 #include <linux/types.h>
 #include <linux/kernel.h>
-#include <linux/irq.h>
 #include <linux/interrupt.h>
 #include <linux/smp.h>
 
diff --git a/arch/i386/kernel/cpu/mcheck/winchip.c b/arch/i386/kernel/cpu/mcheck/winchip.c
index 7bae68fa168..5b9d2dd411d 100644
--- a/arch/i386/kernel/cpu/mcheck/winchip.c
+++ b/arch/i386/kernel/cpu/mcheck/winchip.c
@@ -6,7 +6,6 @@
 #include <linux/init.h>
 #include <linux/types.h>
 #include <linux/kernel.h>
-#include <linux/irq.h>
 #include <linux/interrupt.h>
 
 #include <asm/processor.h> 
diff --git a/arch/i386/kernel/crash.c b/arch/i386/kernel/crash.c
index 913be77bb84..0248e084017 100644
--- a/arch/i386/kernel/crash.c
+++ b/arch/i386/kernel/crash.c
@@ -11,10 +11,8 @@
 #include <linux/types.h>
 #include <linux/kernel.h>
 #include <linux/smp.h>
-#include <linux/irq.h>
 #include <linux/reboot.h>
 #include <linux/kexec.h>
-#include <linux/irq.h>
 #include <linux/delay.h>
 #include <linux/elf.h>
 #include <linux/elfcore.h>
diff --git a/arch/i386/kernel/i8259.c b/arch/i386/kernel/i8259.c
index 178f4e9bac9..323ef8ab324 100644
--- a/arch/i386/kernel/i8259.c
+++ b/arch/i386/kernel/i8259.c
@@ -16,7 +16,6 @@
 #include <asm/atomic.h>
 #include <asm/system.h>
 #include <asm/io.h>
-#include <asm/irq.h>
 #include <asm/timer.h>
 #include <asm/pgtable.h>
 #include <asm/delay.h>
@@ -25,8 +24,6 @@
 #include <asm/arch_hooks.h>
 #include <asm/i8259.h>
 
-#include <linux/irq.h>
-
 #include <io_ports.h>
 
 /*
diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c
index 378313b0cce..fb3991e8229 100644
--- a/arch/i386/kernel/io_apic.c
+++ b/arch/i386/kernel/io_apic.c
@@ -21,7 +21,6 @@
  */
 
 #include <linux/mm.h>
-#include <linux/irq.h>
 #include <linux/interrupt.h>
 #include <linux/init.h>
 #include <linux/delay.h>
diff --git a/arch/i386/kernel/mpparse.c b/arch/i386/kernel/mpparse.c
index 15949fd0810..27aabfceb67 100644
--- a/arch/i386/kernel/mpparse.c
+++ b/arch/i386/kernel/mpparse.c
@@ -14,7 +14,6 @@
  */
 
 #include <linux/mm.h>
-#include <linux/irq.h>
 #include <linux/init.h>
 #include <linux/acpi.h>
 #include <linux/delay.h>
diff --git a/arch/i386/kernel/nmi.c b/arch/i386/kernel/nmi.c
index 0178457db72..72515b8a1b1 100644
--- a/arch/i386/kernel/nmi.c
+++ b/arch/i386/kernel/nmi.c
@@ -15,7 +15,6 @@
 
 #include <linux/config.h>
 #include <linux/mm.h>
-#include <linux/irq.h>
 #include <linux/delay.h>
 #include <linux/bootmem.h>
 #include <linux/smp_lock.h>
diff --git a/arch/i386/kernel/pci-dma.c b/arch/i386/kernel/pci-dma.c
index 1e51427cc9e..25fe6685393 100644
--- a/arch/i386/kernel/pci-dma.c
+++ b/arch/i386/kernel/pci-dma.c
@@ -23,7 +23,7 @@ struct dma_coherent_mem {
 };
 
 void *dma_alloc_coherent(struct device *dev, size_t size,
-			   dma_addr_t *dma_handle, unsigned int __nocast gfp)
+			   dma_addr_t *dma_handle, gfp_t gfp)
 {
 	void *ret;
 	struct dma_coherent_mem *mem = dev ? dev->dma_mem : NULL;
diff --git a/arch/i386/kernel/process.c b/arch/i386/kernel/process.c
index b45cbf93d43..7a14fdfd3af 100644
--- a/arch/i386/kernel/process.c
+++ b/arch/i386/kernel/process.c
@@ -47,13 +47,11 @@
 #include <asm/ldt.h>
 #include <asm/processor.h>
 #include <asm/i387.h>
-#include <asm/irq.h>
 #include <asm/desc.h>
 #ifdef CONFIG_MATH_EMULATION
 #include <asm/math_emu.h>
 #endif
 
-#include <linux/irq.h>
 #include <linux/err.h>
 
 #include <asm/tlbflush.h>
diff --git a/arch/i386/kernel/signal.c b/arch/i386/kernel/signal.c
index 61eb0c8a6e4..adcd069db91 100644
--- a/arch/i386/kernel/signal.c
+++ b/arch/i386/kernel/signal.c
@@ -338,7 +338,11 @@ get_sigframe(struct k_sigaction *ka, struct pt_regs * regs, size_t frame_size)
 		esp = (unsigned long) ka->sa.sa_restorer;
 	}
 
-	return (void __user *)((esp - frame_size) & -8ul);
+	esp -= frame_size;
+	/* Align the stack pointer according to the i386 ABI,
+	 * i.e. so that on function entry ((sp + 4) & 15) == 0. */
+	esp = ((esp + 4) & -16ul) - 4;
+	return (void __user *) esp;
 }
 
 /* These symbols are defined with the addresses in the vsyscall page.
diff --git a/arch/i386/kernel/smp.c b/arch/i386/kernel/smp.c
index 48b55db3680..218d725a5a1 100644
--- a/arch/i386/kernel/smp.c
+++ b/arch/i386/kernel/smp.c
@@ -11,7 +11,6 @@
 #include <linux/init.h>
 
 #include <linux/mm.h>
-#include <linux/irq.h>
 #include <linux/delay.h>
 #include <linux/spinlock.h>
 #include <linux/smp_lock.h>
diff --git a/arch/i386/kernel/smpboot.c b/arch/i386/kernel/smpboot.c
index 5f0a95d76a4..1fb26d0e30b 100644
--- a/arch/i386/kernel/smpboot.c
+++ b/arch/i386/kernel/smpboot.c
@@ -42,7 +42,6 @@
 #include <linux/sched.h>
 #include <linux/kernel_stat.h>
 #include <linux/smp_lock.h>
-#include <linux/irq.h>
 #include <linux/bootmem.h>
 #include <linux/notifier.h>
 #include <linux/cpu.h>
diff --git a/arch/i386/kernel/timers/timer_pit.c b/arch/i386/kernel/timers/timer_pit.c
index eddb6403823..e42e46d3515 100644
--- a/arch/i386/kernel/timers/timer_pit.c
+++ b/arch/i386/kernel/timers/timer_pit.c
@@ -6,7 +6,6 @@
 #include <linux/spinlock.h>
 #include <linux/module.h>
 #include <linux/device.h>
-#include <linux/irq.h>
 #include <linux/sysdev.h>
 #include <linux/timex.h>
 #include <asm/delay.h>
diff --git a/arch/i386/kernel/traps.c b/arch/i386/kernel/traps.c
index 431a551e46e..19e90bdd84e 100644
--- a/arch/i386/kernel/traps.c
+++ b/arch/i386/kernel/traps.c
@@ -52,7 +52,6 @@
 #include <asm/arch_hooks.h>
 #include <asm/kdebug.h>
 
-#include <linux/irq.h>
 #include <linux/module.h>
 
 #include "mach_traps.h"
diff --git a/arch/i386/mach-default/setup.c b/arch/i386/mach-default/setup.c
index e5a1a83d09e..b4a7455c699 100644
--- a/arch/i386/mach-default/setup.c
+++ b/arch/i386/mach-default/setup.c
@@ -5,7 +5,6 @@
 #include <linux/config.h>
 #include <linux/smp.h>
 #include <linux/init.h>
-#include <linux/irq.h>
 #include <linux/interrupt.h>
 #include <asm/acpi.h>
 #include <asm/arch_hooks.h>
diff --git a/arch/i386/mach-visws/setup.c b/arch/i386/mach-visws/setup.c
index 26ada6fc0d7..07fac7e749c 100644
--- a/arch/i386/mach-visws/setup.c
+++ b/arch/i386/mach-visws/setup.c
@@ -5,7 +5,6 @@
 
 #include <linux/smp.h>
 #include <linux/init.h>
-#include <linux/irq.h>
 #include <linux/interrupt.h>
 
 #include <asm/fixmap.h>
diff --git a/arch/i386/mach-visws/visws_apic.c b/arch/i386/mach-visws/visws_apic.c
index 04e6585849a..3e64fb72129 100644
--- a/arch/i386/mach-visws/visws_apic.c
+++ b/arch/i386/mach-visws/visws_apic.c
@@ -19,7 +19,6 @@
 #include <linux/config.h>
 #include <linux/kernel_stat.h>
 #include <linux/interrupt.h>
-#include <linux/irq.h>
 #include <linux/smp_lock.h>
 #include <linux/init.h>
 
diff --git a/arch/i386/mach-voyager/setup.c b/arch/i386/mach-voyager/setup.c
index df123fc487b..7d8a3acb944 100644
--- a/arch/i386/mach-voyager/setup.c
+++ b/arch/i386/mach-voyager/setup.c
@@ -4,7 +4,6 @@
 
 #include <linux/config.h>
 #include <linux/init.h>
-#include <linux/irq.h>
 #include <linux/interrupt.h>
 #include <asm/acpi.h>
 #include <asm/arch_hooks.h>
diff --git a/arch/i386/mach-voyager/voyager_basic.c b/arch/i386/mach-voyager/voyager_basic.c
index cc69875d979..aa49a33a572 100644
--- a/arch/i386/mach-voyager/voyager_basic.c
+++ b/arch/i386/mach-voyager/voyager_basic.c
@@ -27,7 +27,6 @@
 #include <asm/voyager.h>
 #include <asm/vic.h>
 #include <linux/pm.h>
-#include <linux/irq.h>
 #include <asm/tlbflush.h>
 #include <asm/arch_hooks.h>
 #include <asm/i8253.h>
diff --git a/arch/i386/mach-voyager/voyager_smp.c b/arch/i386/mach-voyager/voyager_smp.c
index 46b0cf4a31e..72a1b9cae2e 100644
--- a/arch/i386/mach-voyager/voyager_smp.c
+++ b/arch/i386/mach-voyager/voyager_smp.c
@@ -30,8 +30,6 @@
 #include <asm/tlbflush.h>
 #include <asm/arch_hooks.h>
 
-#include <linux/irq.h>
-
 /* TLB state -- visible externally, indexed physically */
 DEFINE_PER_CPU(struct tlb_state, cpu_tlbstate) ____cacheline_aligned = { &init_mm, 0 };
 
diff --git a/arch/i386/mach-voyager/voyager_thread.c b/arch/i386/mach-voyager/voyager_thread.c
index a9341b0eebf..2b03884fdb2 100644
--- a/arch/i386/mach-voyager/voyager_thread.c
+++ b/arch/i386/mach-voyager/voyager_thread.c
@@ -31,8 +31,6 @@
 #include <asm/mtrr.h>
 #include <asm/msr.h>
 
-#include <linux/irq.h>
-
 #define THREAD_NAME "kvoyagerd"
 
 /* external variables */
diff --git a/arch/i386/oprofile/nmi_timer_int.c b/arch/i386/oprofile/nmi_timer_int.c
index ad93cdd55d6..930a1127bb3 100644
--- a/arch/i386/oprofile/nmi_timer_int.c
+++ b/arch/i386/oprofile/nmi_timer_int.c
@@ -9,7 +9,7 @@
 
 #include <linux/init.h>
 #include <linux/smp.h>
-#include <linux/irq.h>
+#include <linux/errno.h>
 #include <linux/oprofile.h>
 #include <linux/rcupdate.h>
 
diff --git a/arch/i386/pci/acpi.c b/arch/i386/pci/acpi.c
index 2941674f35e..4c4522b43be 100644
--- a/arch/i386/pci/acpi.c
+++ b/arch/i386/pci/acpi.c
@@ -2,7 +2,6 @@
 #include <linux/acpi.h>
 #include <linux/init.h>
 #include <linux/irq.h>
-#include <asm/hw_irq.h>
 #include <asm/numa.h>
 #include "pci.h"
 
diff --git a/arch/i386/pci/irq.c b/arch/i386/pci/irq.c
index 326a2edc383..cddafe33ff7 100644
--- a/arch/i386/pci/irq.c
+++ b/arch/i386/pci/irq.c
@@ -11,12 +11,11 @@
 #include <linux/init.h>
 #include <linux/slab.h>
 #include <linux/interrupt.h>
-#include <linux/irq.h>
 #include <linux/dmi.h>
 #include <asm/io.h>
 #include <asm/smp.h>
 #include <asm/io_apic.h>
-#include <asm/hw_irq.h>
+#include <linux/irq.h>
 #include <linux/acpi.h>
 
 #include "pci.h"
diff --git a/arch/i386/power/cpu.c b/arch/i386/power/cpu.c
index 7b0b9ad848e..b27c5acc79d 100644
--- a/arch/i386/power/cpu.c
+++ b/arch/i386/power/cpu.c
@@ -8,25 +8,8 @@
  */
 
 #include <linux/config.h>
-#include <linux/kernel.h>
 #include <linux/module.h>
-#include <linux/init.h>
-#include <linux/types.h>
-#include <linux/spinlock.h>
-#include <linux/poll.h>
-#include <linux/delay.h>
-#include <linux/sysrq.h>
-#include <linux/proc_fs.h>
-#include <linux/irq.h>
-#include <linux/pm.h>
-#include <linux/device.h>
 #include <linux/suspend.h>
-#include <linux/acpi.h>
-
-#include <asm/uaccess.h>
-#include <asm/acpi.h>
-#include <asm/tlbflush.h>
-#include <asm/processor.h>
 
 static struct saved_context saved_context;