Merge branch 'linus' into release

Conflicts:
	arch/x86/kernel/cpu/cpufreq/longhaul.c

Signed-off-by: Len Brown <len.brown@intel.com>

20 files changed, 48 insertions, 86 deletions

diff --git a/arch/mips/kernel/cevt-bcm1480.c b/arch/mips/kernel/cevt-bcm1480.c
index b820661678b0..a5182a207696 100644
--- a/arch/mips/kernel/cevt-bcm1480.c
+++ b/arch/mips/kernel/cevt-bcm1480.c
@@ -144,7 +144,6 @@ void __cpuinit sb1480_clockevent_init(void)
 
         action->handler = sibyte_counter_handler;
         action->flags   = IRQF_DISABLED | IRQF_PERCPU;
-        action->mask    = cpumask_of_cpu(cpu);
         action->name    = name;
         action->dev_id  = cd;
 
diff --git a/arch/mips/kernel/cevt-sb1250.c b/arch/mips/kernel/cevt-sb1250.c
index a2eebaafda52..340f53e5c6b1 100644
--- a/arch/mips/kernel/cevt-sb1250.c
+++ b/arch/mips/kernel/cevt-sb1250.c
@@ -143,7 +143,6 @@ void __cpuinit sb1250_clockevent_init(void)
 
         action->handler = sibyte_counter_handler;
         action->flags   = IRQF_DISABLED | IRQF_PERCPU;
-        action->mask    = cpumask_of_cpu(cpu);
         action->name    = name;
         action->dev_id  = cd;
 
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index 1bdbcad3bb74..b13b8eb30596 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -183,13 +183,7 @@ void __init check_wait(void)
         case CPU_TX49XX:
                 cpu_wait = r4k_wait_irqoff;
                 break;
-        case CPU_AU1000:
-        case CPU_AU1100:
-        case CPU_AU1500:
-        case CPU_AU1550:
-        case CPU_AU1200:
-        case CPU_AU1210:
-        case CPU_AU1250:
+        case CPU_ALCHEMY:
                 cpu_wait = au1k_wait;
                 break;
         case CPU_20KC:
@@ -783,37 +777,30 @@ static inline void cpu_probe_alchemy(struct cpuinfo_mips *c, unsigned int cpu)
         switch (c->processor_id & 0xff00) {
         case PRID_IMP_AU1_REV1:
         case PRID_IMP_AU1_REV2:
+                c->cputype = CPU_ALCHEMY;
                 switch ((c->processor_id >> 24) & 0xff) {
                 case 0:
-                        c->cputype = CPU_AU1000;
                         __cpu_name[cpu] = "Au1000";
                         break;
                 case 1:
-                        c->cputype = CPU_AU1500;
                         __cpu_name[cpu] = "Au1500";
                         break;
                 case 2:
-                        c->cputype = CPU_AU1100;
                         __cpu_name[cpu] = "Au1100";
                         break;
                 case 3:
-                        c->cputype = CPU_AU1550;
                         __cpu_name[cpu] = "Au1550";
                         break;
                 case 4:
-                        c->cputype = CPU_AU1200;
                         __cpu_name[cpu] = "Au1200";
-                        if ((c->processor_id & 0xff) == 2) {
-                                c->cputype = CPU_AU1250;
+                        if ((c->processor_id & 0xff) == 2)
                                 __cpu_name[cpu] = "Au1250";
-                        }
                         break;
                 case 5:
-                        c->cputype = CPU_AU1210;
                         __cpu_name[cpu] = "Au1210";
                         break;
                 default:
-                        panic("Unknown Au Core!");
+                        __cpu_name[cpu] = "Au1xxx";
                         break;
                 }
                 break;
diff --git a/arch/mips/kernel/i8253.c b/arch/mips/kernel/i8253.c
index f4d187825f96..689719e34f08 100644
--- a/arch/mips/kernel/i8253.c
+++ b/arch/mips/kernel/i8253.c
@@ -98,7 +98,6 @@ static irqreturn_t timer_interrupt(int irq, void *dev_id)
 static struct irqaction irq0  = {
         .handler = timer_interrupt,
         .flags = IRQF_DISABLED | IRQF_NOBALANCING,
-        .mask = CPU_MASK_NONE,
         .name = "timer"
 };
 
@@ -121,7 +120,6 @@ void __init setup_pit_timer(void)
         cd->min_delta_ns = clockevent_delta2ns(0xF, cd);
         clockevents_register_device(cd);
 
-        irq0.mask = cpumask_of_cpu(cpu);
         setup_irq(0, &irq0);
 }
 
diff --git a/arch/mips/kernel/i8259.c b/arch/mips/kernel/i8259.c
index 413bd1d37f54..01c0885a8061 100644
--- a/arch/mips/kernel/i8259.c
+++ b/arch/mips/kernel/i8259.c
@@ -306,7 +306,6 @@ static void init_8259A(int auto_eoi)
  */
 static struct irqaction irq2 = {
         .handler = no_action,
-        .mask = CPU_MASK_NONE,
         .name = "cascade",
 };
 
diff --git a/arch/mips/kernel/irq-gic.c b/arch/mips/kernel/irq-gic.c
index 494a49a317e9..87deb8f6c458 100644
--- a/arch/mips/kernel/irq-gic.c
+++ b/arch/mips/kernel/irq-gic.c
@@ -187,7 +187,7 @@ static void gic_set_affinity(unsigned int irq, const struct cpumask *cpumask)
                 set_bit(irq, pcpu_masks[first_cpu(tmp)].pcpu_mask);
 
         }
-        irq_desc[irq].affinity = *cpumask;
+        cpumask_copy(irq_desc[irq].affinity, cpumask);
         spin_unlock_irqrestore(&gic_lock, flags);
 
 }
diff --git a/arch/mips/kernel/irq-msc01.c b/arch/mips/kernel/irq-msc01.c
index 963c16d266ab..6a8cd28133d5 100644
--- a/arch/mips/kernel/irq-msc01.c
+++ b/arch/mips/kernel/irq-msc01.c
@@ -140,14 +140,16 @@ void __init init_msc_irqs(unsigned long icubase, unsigned int irqbase, msc_irqma
 
                 switch (imp->im_type) {
                 case MSC01_IRQ_EDGE:
-                        set_irq_chip(irqbase+n, &msc_edgeirq_type);
+                        set_irq_chip_and_handler_name(irqbase + n,
+                                &msc_edgeirq_type, handle_edge_irq, "edge");
                         if (cpu_has_veic)
                                 MSCIC_WRITE(MSC01_IC_SUP+n*8, MSC01_IC_SUP_EDGE_BIT);
                         else
                                 MSCIC_WRITE(MSC01_IC_SUP+n*8, MSC01_IC_SUP_EDGE_BIT | imp->im_lvl);
                         break;
                 case MSC01_IRQ_LEVEL:
-                        set_irq_chip(irqbase+n, &msc_levelirq_type);
+                        set_irq_chip_and_handler_name(irqbase+n,
+                                &msc_levelirq_type, handle_level_irq, "level");
                         if (cpu_has_veic)
                                 MSCIC_WRITE(MSC01_IC_SUP+n*8, 0);
                         else
diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c
index 4b4007b3083a..7b845ba9dff4 100644
--- a/arch/mips/kernel/irq.c
+++ b/arch/mips/kernel/irq.c
@@ -108,7 +108,7 @@ int show_interrupts(struct seq_file *p, void *v)
                 seq_printf(p, "%10u ", kstat_irqs(i));
 #else
                 for_each_online_cpu(j)
-                        seq_printf(p, "%10u ", kstat_cpu(j).irqs[i]);
+                        seq_printf(p, "%10u ", kstat_irqs_cpu(i, j));
 #endif
                 seq_printf(p, " %14s", irq_desc[i].chip->name);
                 seq_printf(p, "  %s", action->name);
diff --git a/arch/mips/kernel/irq_cpu.c b/arch/mips/kernel/irq_cpu.c
index 0ee2567b780d..55c8a3ca507b 100644
--- a/arch/mips/kernel/irq_cpu.c
+++ b/arch/mips/kernel/irq_cpu.c
@@ -112,7 +112,8 @@ void __init mips_cpu_irq_init(void)
          */
         if (cpu_has_mipsmt)
                 for (i = irq_base; i < irq_base + 2; i++)
-                        set_irq_chip(i, &mips_mt_cpu_irq_controller);
+                        set_irq_chip_and_handler(i, &mips_mt_cpu_irq_controller,
+                                                 handle_percpu_irq);
 
         for (i = irq_base + 2; i < irq_base + 8; i++)
                 set_irq_chip_and_handler(i, &mips_cpu_irq_controller,
diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c
index 1a86f84fa947..6242bc68add7 100644
--- a/arch/mips/kernel/linux32.c
+++ b/arch/mips/kernel/linux32.c
@@ -32,7 +32,6 @@
 #include <linux/module.h>
 #include <linux/binfmts.h>
 #include <linux/security.h>
-#include <linux/syscalls.h>
 #include <linux/compat.h>
 #include <linux/vfs.h>
 #include <linux/ipc.h>
@@ -134,9 +133,9 @@ SYSCALL_DEFINE4(32_ftruncate64, unsigned long, fd, unsigned long, __dummy,
         return sys_ftruncate(fd, merge_64(a2, a3));
 }
 
-SYSCALL_DEFINE5(32_llseek, unsigned long, fd, unsigned long, offset_high,
-        unsigned long, offset_low, loff_t __user *, result,
-        unsigned long, origin)
+SYSCALL_DEFINE5(32_llseek, unsigned int, fd, unsigned int, offset_high,
+                unsigned int, offset_low, loff_t __user *, result,
+                unsigned int, origin)
 {
         return sys_llseek(fd, offset_high, offset_low, result, origin);
 }
@@ -356,40 +355,6 @@ SYSCALL_DEFINE1(32_personality, unsigned long, personality)
         return ret;
 }
 
-/* ustat compatibility */
-struct ustat32 {
-        compat_daddr_t  f_tfree;
-        compat_ino_t    f_tinode;
-        char            f_fname[6];
-        char            f_fpack[6];
-};
-
-extern asmlinkage long sys_ustat(dev_t dev, struct ustat __user * ubuf);
-
-SYSCALL_DEFINE2(32_ustat, dev_t, dev, struct ustat32 __user *, ubuf32)
-{
-        int err;
-        struct ustat tmp;
-        struct ustat32 tmp32;
-        mm_segment_t old_fs = get_fs();
-
-        set_fs(KERNEL_DS);
-        err = sys_ustat(dev, (struct ustat __user *)&tmp);
-        set_fs(old_fs);
-
-        if (err)
-                goto out;
-
-        memset(&tmp32, 0, sizeof(struct ustat32));
-        tmp32.f_tfree = tmp.f_tfree;
-        tmp32.f_tinode = tmp.f_tinode;
-
-        err = copy_to_user(ubuf32, &tmp32, sizeof(struct ustat32)) ? -EFAULT : 0;
-
-out:
-        return err;
-}
-
 SYSCALL_DEFINE4(32_sendfile, long, out_fd, long, in_fd,
         compat_off_t __user *, offset, s32, count)
 {
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c
index ca2e4026ad20..1eaaa450e20c 100644
--- a/arch/mips/kernel/process.c
+++ b/arch/mips/kernel/process.c
@@ -99,7 +99,7 @@ void flush_thread(void)
 {
 }
 
-int copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
+int copy_thread(unsigned long clone_flags, unsigned long usp,
         unsigned long unused, struct task_struct *p, struct pt_regs *regs)
 {
         struct thread_info *ti = task_thread_info(p);
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index 9ab70c3b5be6..0b31b9bda048 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -650,6 +650,8 @@ einval:	li	v0, -ENOSYS
         sys     sys_dup3                3
         sys     sys_pipe2               2
         sys     sys_inotify_init1       1
+        sys     sys_preadv              6       /* 4330 */
+        sys     sys_pwritev             6
         .endm
 
         /* We pre-compute the number of _instruction_ bytes needed to
diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S
index 9b4698667154..c647fd6e722f 100644
--- a/arch/mips/kernel/scall64-64.S
+++ b/arch/mips/kernel/scall64-64.S
@@ -487,4 +487,6 @@ sys_call_table:
         PTR     sys_dup3
         PTR     sys_pipe2
         PTR     sys_inotify_init1
+        PTR     sys_preadv
+        PTR     sys_pwritev                     /* 5390 */
         .size   sys_call_table,.-sys_call_table
diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S
index 7438e92f8a01..c2c16ef9218f 100644
--- a/arch/mips/kernel/scall64-n32.S
+++ b/arch/mips/kernel/scall64-n32.S
@@ -253,7 +253,7 @@ EXPORT(sysn32_call_table)
         PTR     compat_sys_utime                /* 6130 */
         PTR     sys_mknod
         PTR     sys_32_personality
-        PTR     sys_32_ustat
+        PTR     compat_sys_ustat
         PTR     compat_sys_statfs
         PTR     compat_sys_fstatfs              /* 6135 */
         PTR     sys_sysfs
@@ -413,4 +413,6 @@ EXPORT(sysn32_call_table)
         PTR     sys_dup3                        /* 5290 */
         PTR     sys_pipe2
         PTR     sys_inotify_init1
+        PTR     sys_preadv
+        PTR     sys_pwritev
         .size   sysn32_call_table,.-sysn32_call_table
diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S
index b0fef4ff9827..002fac27021e 100644
--- a/arch/mips/kernel/scall64-o32.S
+++ b/arch/mips/kernel/scall64-o32.S
@@ -265,7 +265,7 @@ sys_call_table:
         PTR     sys_olduname
         PTR     sys_umask                       /* 4060 */
         PTR     sys_chroot
-        PTR     sys_32_ustat
+        PTR     compat_sys_ustat
         PTR     sys_dup2
         PTR     sys_getppid
         PTR     sys_getpgrp                     /* 4065 */
@@ -533,4 +533,6 @@ sys_call_table:
         PTR     sys_dup3
         PTR     sys_pipe2
         PTR     sys_inotify_init1
+        PTR     compat_sys_preadv               /* 4330 */
+        PTR     compat_sys_pwritev
         .size   sys_call_table,.-sys_call_table
diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c
index 4430a1f8fdf1..2950b97253b7 100644
--- a/arch/mips/kernel/setup.c
+++ b/arch/mips/kernel/setup.c
@@ -277,7 +277,8 @@ static void __init bootmem_init(void)
          * not selected. Once that done we can determine the low bound
          * of usable memory.
          */
-        reserved_end = max(init_initrd(), PFN_UP(__pa_symbol(&_end)));
+        reserved_end = max(init_initrd(),
+                           (unsigned long) PFN_UP(__pa_symbol(&_end)));
 
         /*
          * max_low_pfn is not a number of pages. The number of pages
diff --git a/arch/mips/kernel/smp-up.c b/arch/mips/kernel/smp-up.c
index ead6c30eeb14..878e3733bbb2 100644
--- a/arch/mips/kernel/smp-up.c
+++ b/arch/mips/kernel/smp-up.c
@@ -13,7 +13,7 @@
 /*
  * Send inter-processor interrupt
  */
-void up_send_ipi_single(int cpu, unsigned int action)
+static void up_send_ipi_single(int cpu, unsigned int action)
 {
         panic(KERN_ERR "%s called", __func__);
 }
@@ -27,31 +27,31 @@ static inline void up_send_ipi_mask(cpumask_t mask, unsigned int action)
  *  After we've done initial boot, this function is called to allow the
  *  board code to clean up state, if needed
  */
-void __cpuinit up_init_secondary(void)
+static void __cpuinit up_init_secondary(void)
 {
 }
 
-void __cpuinit up_smp_finish(void)
+static void __cpuinit up_smp_finish(void)
 {
 }
 
 /* Hook for after all CPUs are online */
-void up_cpus_done(void)
+static void up_cpus_done(void)
 {
 }
 
 /*
  * Firmware CPU startup hook
  */
-void __cpuinit up_boot_secondary(int cpu, struct task_struct *idle)
+static void __cpuinit up_boot_secondary(int cpu, struct task_struct *idle)
 {
 }
 
-void __init up_smp_setup(void)
+static void __init up_smp_setup(void)
 {
 }
 
-void __init up_prepare_cpus(unsigned int max_cpus)
+static void __init up_prepare_cpus(unsigned int max_cpus)
 {
 }
 
diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c
index 3da94704f816..c937506a03aa 100644
--- a/arch/mips/kernel/smp.c
+++ b/arch/mips/kernel/smp.c
@@ -44,7 +44,7 @@
 #include <asm/mipsmtregs.h>
 #endif /* CONFIG_MIPS_MT_SMTC */
 
-volatile cpumask_t cpu_callin_map;      /* Bitmask of started secondaries */
+static volatile cpumask_t cpu_callin_map;       /* Bitmask of started secondaries */
 int __cpu_number_map[NR_CPUS];          /* Map physical to logical */
 int __cpu_logical_map[NR_CPUS];         /* Map logical to physical */
 
diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c
index b6cca01ff82b..5f5af7d4c890 100644
--- a/arch/mips/kernel/smtc.c
+++ b/arch/mips/kernel/smtc.c
@@ -686,7 +686,7 @@ void smtc_forward_irq(unsigned int irq)
          * and efficiency, we just pick the easiest one to find.
          */
 
-        target = first_cpu(irq_desc[irq].affinity);
+        target = cpumask_first(irq_desc[irq].affinity);
 
         /*
          * We depend on the platform code to have correctly processed
@@ -921,11 +921,13 @@ void ipi_decode(struct smtc_ipi *pipi)
         struct clock_event_device *cd;
         void *arg_copy = pipi->arg;
         int type_copy = pipi->type;
+        int irq = MIPS_CPU_IRQ_BASE + 1;
+
         smtc_ipi_nq(&freeIPIq, pipi);
         switch (type_copy) {
         case SMTC_CLOCK_TICK:
                 irq_enter();
-                kstat_this_cpu.irqs[MIPS_CPU_IRQ_BASE + 1]++;
+                kstat_incr_irqs_this_cpu(irq, irq_to_desc(irq));
                 cd = &per_cpu(mips_clockevent_device, cpu);
                 cd->event_handler(cd);
                 irq_exit();
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index b2d7041341b8..e83da174b533 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -1277,8 +1277,7 @@ static void *set_vi_srs_handler(int n, vi_handler_t addr, int srs)
         u32 *w;
         unsigned char *b;
 
-        if (!cpu_has_veic && !cpu_has_vint)
-                BUG();
+        BUG_ON(!cpu_has_veic && !cpu_has_vint);
 
         if (addr == NULL) {
                 handler = (unsigned long) do_default_vi;
@@ -1520,7 +1519,9 @@ void __cpuinit per_cpu_trap_init(void)
 #endif /* CONFIG_MIPS_MT_SMTC */
 
         if (cpu_has_veic || cpu_has_vint) {
+                unsigned long sr = set_c0_status(ST0_BEV);
                 write_c0_ebase(ebase);
+                write_c0_status(sr);
                 /* Setting vector spacing enables EI/VI mode  */
                 change_c0_intctl(0x3e0, VECTORSPACING);
         }
@@ -1602,8 +1603,6 @@ void __cpuinit set_uncached_handler(unsigned long offset, void *addr,
 #ifdef CONFIG_64BIT
         unsigned long uncached_ebase = TO_UNCAC(ebase);
 #endif
-        if (cpu_has_mips_r2)
-                uncached_ebase += (read_c0_ebase() & 0x3ffff000);
 
         if (!addr)
                 panic(panic_null_cerr);
@@ -1635,9 +1634,11 @@ void __init trap_init(void)
                 return; /* Already done */
 #endif
 
-        if (cpu_has_veic || cpu_has_vint)
-                ebase = (unsigned long) alloc_bootmem_low_pages(0x200 + VECTORSPACING*64);
-        else {
+        if (cpu_has_veic || cpu_has_vint) {
+                unsigned long size = 0x200 + VECTORSPACING*64;
+                ebase = (unsigned long)
+                        __alloc_bootmem(size, 1 << fls(size), 0);
+        } else {
                 ebase = CAC_BASE;
                 if (cpu_has_mips_r2)
                         ebase += (read_c0_ebase() & 0x3ffff000);