Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
authorLinus Torvalds <torvalds@g5.osdl.org>
Fri, 17 Feb 2006 16:16:35 +0000 (08:16 -0800)
committerLinus Torvalds <torvalds@g5.osdl.org>
Fri, 17 Feb 2006 16:16:35 +0000 (08:16 -0800)
31 files changed:
Documentation/cpu-hotplug.txt
arch/ia64/kernel/acpi.c
arch/ia64/kernel/entry.S
arch/ia64/kernel/ia64_ksyms.c
arch/ia64/kernel/setup.c
arch/ia64/kernel/smpboot.c
arch/ia64/kernel/time.c
arch/ia64/kernel/traps.c
arch/ia64/sn/kernel/io_init.c
arch/ia64/sn/kernel/setup.c
arch/ia64/sn/kernel/sn2/prominfo_proc.c
arch/ia64/sn/kernel/sn2/sn2_smp.c
arch/ia64/sn/kernel/sn2/sn_proc_fs.c
arch/ia64/sn/kernel/sn2/timer.c
arch/ia64/sn/kernel/sn2/timer_interrupt.c
arch/ia64/sn/kernel/tiocx.c
arch/ia64/sn/kernel/xpc_channel.c
arch/ia64/sn/kernel/xpc_main.c
arch/ia64/sn/pci/pci_dma.c
arch/ia64/sn/pci/pcibr/pcibr_ate.c
arch/ia64/sn/pci/pcibr/pcibr_dma.c
arch/ia64/sn/pci/pcibr/pcibr_provider.c
drivers/ide/pci/sgiioc4.c
include/asm-ia64/acpi.h
include/asm-ia64/machvec_sn2.h
include/asm-ia64/sn/arch.h
include/asm-ia64/sn/bte.h
include/asm-ia64/sn/pcibr_provider.h
include/asm-ia64/sn/sn_feature_sets.h
include/asm-ia64/sn/xpc.h
include/asm-ia64/timex.h

index 08c5d04f308600fca7688eeb0ae51cda9e1d3006..e05278087ffaa04c90afd11bf85ff5629f814507 100644 (file)
@@ -44,10 +44,20 @@ maxcpus=n    Restrict boot time cpus to n. Say if you have 4 cpus, using
              maxcpus=2 will only boot 2. You can choose to bring the
              other cpus later online, read FAQ's for more info.
 
-additional_cpus=n      [x86_64 only] use this to limit hotpluggable cpus.
-                        This option sets
+additional_cpus*=n     Use this to limit hotpluggable cpus. This option sets
                        cpu_possible_map = cpu_present_map + additional_cpus
 
+(*) Option valid only for following architectures
+- x86_64, ia64
+
+ia64 and x86_64 use the number of disabled local apics in ACPI tables MADT
+to determine the number of potentially hot-pluggable cpus. The implementation
+should only rely on this to count the #of cpus, but *MUST* not rely on the
+apicid values in those tables for disabled apics. In the event BIOS doesnt
+mark such hot-pluggable cpus as disabled entries, one could use this
+parameter "additional_cpus=x" to represent those cpus in the cpu_possible_map.
+
+
 CPU maps and such
 -----------------
 [More on cpumaps and primitive to manipulate, please check
index d2702c419cf830450ad63621bccec1e50842e718..ecd44bdc8394fee371fc944af433163d0adb3952 100644 (file)
@@ -761,6 +761,59 @@ int acpi_map_cpu2node(acpi_handle handle, int cpu, long physid)
        return (0);
 }
 
+int additional_cpus __initdata = -1;
+
+static __init int setup_additional_cpus(char *s)
+{
+       if (s)
+               additional_cpus = simple_strtol(s, NULL, 0);
+
+       return 0;
+}
+
+early_param("additional_cpus", setup_additional_cpus);
+
+/*
+ * cpu_possible_map should be static, it cannot change as cpu's
+ * are onlined, or offlined. The reason is per-cpu data-structures
+ * are allocated by some modules at init time, and dont expect to
+ * do this dynamically on cpu arrival/departure.
+ * cpu_present_map on the other hand can change dynamically.
+ * In case when cpu_hotplug is not compiled, then we resort to current
+ * behaviour, which is cpu_possible == cpu_present.
+ * - Ashok Raj
+ *
+ * Three ways to find out the number of additional hotplug CPUs:
+ * - If the BIOS specified disabled CPUs in ACPI/mptables use that.
+ * - The user can overwrite it with additional_cpus=NUM
+ * - Otherwise don't reserve additional CPUs.
+ */
+__init void prefill_possible_map(void)
+{
+       int i;
+       int possible, disabled_cpus;
+
+       disabled_cpus = total_cpus - available_cpus;
+
+       if (additional_cpus == -1) {
+               if (disabled_cpus > 0)
+                       additional_cpus = disabled_cpus;
+               else
+                       additional_cpus = 0;
+       }
+
+       possible = available_cpus + additional_cpus;
+
+       if (possible > NR_CPUS)
+               possible = NR_CPUS;
+
+       printk(KERN_INFO "SMP: Allowing %d CPUs, %d hotplug CPUs\n",
+               possible, max((possible - available_cpus), 0));
+
+       for (i = 0; i < possible; i++)
+               cpu_set(i, cpu_possible_map);
+}
+
 int acpi_map_lsapic(acpi_handle handle, int *pcpu)
 {
        struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
index 27b222c277e4d77049b35c6bf972dd2995156f4f..930fdfca6ddb610092a92f692419469fe4cab39d 100644 (file)
@@ -569,7 +569,9 @@ GLOBAL_ENTRY(ia64_trace_syscall)
 .mem.offset 0,0; st8.spill [r2]=r8             // store return value in slot for r8
 .mem.offset 8,0; st8.spill [r3]=r10            // clear error indication in slot for r10
        br.call.sptk.many rp=syscall_trace_leave // give parent a chance to catch return value
-.ret3: br.cond.sptk .work_pending_syscall_end
+.ret3:
+(pUStk)        cmp.eq.unc p6,p0=r0,r0                  // p6 <- pUStk
+       br.cond.sptk .work_pending_syscall_end
 
 strace_error:
        ld8 r3=[r2]                             // load pt_regs.r8
index e72de580ebbf8b9a41801c08b7e09da4d9d33a7c..bbcfd08378a6c37d1389433f6d92c5d54a33e893 100644 (file)
 
 #include <linux/string.h>
 EXPORT_SYMBOL(memset);
-EXPORT_SYMBOL(memchr);
-EXPORT_SYMBOL(memcmp);
 EXPORT_SYMBOL(memcpy);
-EXPORT_SYMBOL(memmove);
-EXPORT_SYMBOL(memscan);
-EXPORT_SYMBOL(strcat);
-EXPORT_SYMBOL(strchr);
-EXPORT_SYMBOL(strcmp);
-EXPORT_SYMBOL(strcpy);
 EXPORT_SYMBOL(strlen);
-EXPORT_SYMBOL(strncat);
-EXPORT_SYMBOL(strncmp);
-EXPORT_SYMBOL(strncpy);
-EXPORT_SYMBOL(strnlen);
-EXPORT_SYMBOL(strrchr);
-EXPORT_SYMBOL(strstr);
-EXPORT_SYMBOL(strpbrk);
 
 #include <asm/checksum.h>
 EXPORT_SYMBOL(ip_fast_csum);           /* hand-coded assembly */
index 35f7835294a38bc10bff199ec3c6e8d78f4485b6..3258e09278d07ca440c77b211e4cc67f3c5c4616 100644 (file)
@@ -430,6 +430,7 @@ setup_arch (char **cmdline_p)
        if (early_console_setup(*cmdline_p) == 0)
                mark_bsp_online();
 
+       parse_early_param();
 #ifdef CONFIG_ACPI
        /* Initialize the ACPI boot-time table parser */
        acpi_table_init();
@@ -688,6 +689,9 @@ void
 setup_per_cpu_areas (void)
 {
        /* start_kernel() requires this... */
+#ifdef CONFIG_ACPI_HOTPLUG_CPU
+       prefill_possible_map();
+#endif
 }
 
 /*
index 8f44e7d2df66eb8e0d052132ab8fe7a390587212..b681ef34a86e13a5ecab3a7e1ec2eb6b7378e847 100644 (file)
@@ -129,7 +129,7 @@ DEFINE_PER_CPU(int, cpu_state);
 /* Bitmasks of currently online, and possible CPUs */
 cpumask_t cpu_online_map;
 EXPORT_SYMBOL(cpu_online_map);
-cpumask_t cpu_possible_map;
+cpumask_t cpu_possible_map = CPU_MASK_NONE;
 EXPORT_SYMBOL(cpu_possible_map);
 
 cpumask_t cpu_core_map[NR_CPUS] __cacheline_aligned;
@@ -506,9 +506,6 @@ smp_build_cpu_map (void)
 
        for (cpu = 0; cpu < NR_CPUS; cpu++) {
                ia64_cpu_to_sapicid[cpu] = -1;
-#ifdef CONFIG_HOTPLUG_CPU
-               cpu_set(cpu, cpu_possible_map);
-#endif
        }
 
        ia64_cpu_to_sapicid[0] = boot_cpu_id;
index a094ec49ccfab6fe8822771f9335def7a51cacf8..307d01e15b2ea359c043d11c5e19a0bc57bd1002 100644 (file)
@@ -250,32 +250,27 @@ time_init (void)
        set_normalized_timespec(&wall_to_monotonic, -xtime.tv_sec, -xtime.tv_nsec);
 }
 
-#define SMALLUSECS 100
-
-void
-udelay (unsigned long usecs)
+/*
+ * Generic udelay assumes that if preemption is allowed and the thread
+ * migrates to another CPU, that the ITC values are synchronized across
+ * all CPUs.
+ */
+static void
+ia64_itc_udelay (unsigned long usecs)
 {
-       unsigned long start;
-       unsigned long cycles;
-       unsigned long smallusecs;
+       unsigned long start = ia64_get_itc();
+       unsigned long end = start + usecs*local_cpu_data->cyc_per_usec;
 
-       /*
-        * Execute the non-preemptible delay loop (because the ITC might
-        * not be synchronized between CPUS) in relatively short time
-        * chunks, allowing preemption between the chunks.
-        */
-       while (usecs > 0) {
-               smallusecs = (usecs > SMALLUSECS) ? SMALLUSECS : usecs;
-               preempt_disable();
-               cycles = smallusecs*local_cpu_data->cyc_per_usec;
-               start = ia64_get_itc();
+       while (time_before(ia64_get_itc(), end))
+               cpu_relax();
+}
 
-               while (ia64_get_itc() - start < cycles)
-                       cpu_relax();
+void (*ia64_udelay)(unsigned long usecs) = &ia64_itc_udelay;
 
-               preempt_enable();
-               usecs -= smallusecs;
-       }
+void
+udelay (unsigned long usecs)
+{
+       (*ia64_udelay)(usecs);
 }
 EXPORT_SYMBOL(udelay);
 
index 55391901b0137f17184a7e8203d5087581ecd14e..dabd6c32641ecc412d81d35f423813c3c72aa4b3 100644 (file)
@@ -16,6 +16,7 @@
 #include <linux/module.h>       /* for EXPORT_SYMBOL */
 #include <linux/hardirq.h>
 #include <linux/kprobes.h>
+#include <linux/delay.h>               /* for ssleep() */
 
 #include <asm/fpswa.h>
 #include <asm/ia32.h>
@@ -116,6 +117,13 @@ die (const char *str, struct pt_regs *regs, long err)
        bust_spinlocks(0);
        die.lock_owner = -1;
        spin_unlock_irq(&die.lock);
+
+       if (panic_on_oops) {
+               printk(KERN_EMERG "Fatal exception: panic in 5 seconds\n");
+               ssleep(5);
+               panic("Fatal exception");
+       }
+
        do_exit(SIGSEGV);
 }
 
index 3437c2390429daff50c60e1700dde33e66645198..3edef0d32f8653559bec1a09a6df96ff57bd7e1e 100644 (file)
 #include "xtalk/hubdev.h"
 #include "xtalk/xwidgetdev.h"
 
+
+extern void sn_init_cpei_timer(void);
+extern void register_sn_procfs(void);
+
 static struct list_head sn_sysdata_list;
 
 /* sysdata list struct */
@@ -40,12 +44,12 @@ struct brick {
        struct slab_info slab_info[MAX_SLABS + 1];
 };
 
-int sn_ioif_inited = 0;                /* SN I/O infrastructure initialized? */
+int sn_ioif_inited;            /* SN I/O infrastructure initialized? */
 
 struct sn_pcibus_provider *sn_pci_provider[PCIIO_ASIC_MAX_TYPES];      /* indexed by asic type */
 
-static int max_segment_number = 0; /* Default highest segment number */
-static int max_pcibus_number = 255; /* Default highest pci bus number */
+static int max_segment_number;          /* Default highest segment number */
+static int max_pcibus_number = 255;    /* Default highest pci bus number */
 
 /*
  * Hooks and struct for unsupported pci providers
@@ -84,7 +88,6 @@ static inline u64
 sal_get_device_dmaflush_list(u64 nasid, u64 widget_num, u64 device_num,
                             u64 address)
 {
-
        struct ia64_sal_retval ret_stuff;
        ret_stuff.status = 0;
        ret_stuff.v0 = 0;
@@ -94,7 +97,6 @@ sal_get_device_dmaflush_list(u64 nasid, u64 widget_num, u64 device_num,
                        (u64) nasid, (u64) widget_num,
                        (u64) device_num, (u64) address, 0, 0, 0);
        return ret_stuff.status;
-
 }
 
 /*
@@ -102,7 +104,6 @@ sal_get_device_dmaflush_list(u64 nasid, u64 widget_num, u64 device_num,
  */
 static inline u64 sal_get_hubdev_info(u64 handle, u64 address)
 {
-
        struct ia64_sal_retval ret_stuff;
        ret_stuff.status = 0;
        ret_stuff.v0 = 0;
@@ -118,7 +119,6 @@ static inline u64 sal_get_hubdev_info(u64 handle, u64 address)
  */
 static inline u64 sal_get_pcibus_info(u64 segment, u64 busnum, u64 address)
 {
-
        struct ia64_sal_retval ret_stuff;
        ret_stuff.status = 0;
        ret_stuff.v0 = 0;
@@ -215,7 +215,7 @@ static void __init sn_fixup_ionodes(void)
        struct hubdev_info *hubdev;
        u64 status;
        u64 nasid;
-       int i, widget, device;
+       int i, widget, device, size;
 
        /*
         * Get SGI Specific HUB chipset information.
@@ -251,48 +251,37 @@ static void __init sn_fixup_ionodes(void)
                if (!hubdev->hdi_flush_nasid_list.widget_p)
                        continue;
 
+               size = (HUB_WIDGET_ID_MAX + 1) *
+                       sizeof(struct sn_flush_device_kernel *);
                hubdev->hdi_flush_nasid_list.widget_p =
-                   kmalloc((HUB_WIDGET_ID_MAX + 1) *
-                           sizeof(struct sn_flush_device_kernel *),
-                           GFP_KERNEL);
-               memset(hubdev->hdi_flush_nasid_list.widget_p, 0x0,
-                      (HUB_WIDGET_ID_MAX + 1) *
-                      sizeof(struct sn_flush_device_kernel *));
+                       kzalloc(size, GFP_KERNEL);
+               if (!hubdev->hdi_flush_nasid_list.widget_p)
+                       BUG();
 
                for (widget = 0; widget <= HUB_WIDGET_ID_MAX; widget++) {
-                       sn_flush_device_kernel = kmalloc(DEV_PER_WIDGET *
-                                                        sizeof(struct
-                                                       sn_flush_device_kernel),
-                                                       GFP_KERNEL);
+                       size = DEV_PER_WIDGET *
+                               sizeof(struct sn_flush_device_kernel);
+                       sn_flush_device_kernel = kzalloc(size, GFP_KERNEL);
                        if (!sn_flush_device_kernel)
                                BUG();
-                       memset(sn_flush_device_kernel, 0x0,
-                              DEV_PER_WIDGET *
-                              sizeof(struct sn_flush_device_kernel));
 
                        dev_entry = sn_flush_device_kernel;
                        for (device = 0; device < DEV_PER_WIDGET;
                             device++,dev_entry++) {
-                               dev_entry->common = kmalloc(sizeof(struct
-                                                       sn_flush_device_common),
-                                                           GFP_KERNEL);
+                               size = sizeof(struct sn_flush_device_common);
+                               dev_entry->common = kzalloc(size, GFP_KERNEL);
                                if (!dev_entry->common)
                                        BUG();
-                               memset(dev_entry->common, 0x0, sizeof(struct
-                                                      sn_flush_device_common));
 
                                if (sn_prom_feature_available(
                                                       PRF_DEVICE_FLUSH_LIST))
                                        status = sal_get_device_dmaflush_list(
-                                                                         nasid,
-                                                                        widget,
-                                                                        device,
-                                                     (u64)(dev_entry->common));
+                                                    nasid, widget, device,
+                                                    (u64)(dev_entry->common));
                                else
                                        status = sn_device_fixup_war(nasid,
-                                                                    widget,
-                                                                    device,
-                                                            dev_entry->common);
+                                                    widget, device,
+                                                    dev_entry->common);
                                if (status != SALRET_OK)
                                        panic("SAL call failed: %s\n",
                                              ia64_sal_strerror(status));
@@ -383,13 +372,12 @@ void sn_pci_fixup_slot(struct pci_dev *dev)
 
        pci_dev_get(dev); /* for the sysdata pointer */
        pcidev_info = kzalloc(sizeof(struct pcidev_info), GFP_KERNEL);
-       if (pcidev_info <= 0)
+       if (!pcidev_info)
                BUG();          /* Cannot afford to run out of memory */
 
-       sn_irq_info = kmalloc(sizeof(struct sn_irq_info), GFP_KERNEL);
-       if (sn_irq_info <= 0)
+       sn_irq_info = kzalloc(sizeof(struct sn_irq_info), GFP_KERNEL);
+       if (!sn_irq_info)
                BUG();          /* Cannot afford to run out of memory */
-       memset(sn_irq_info, 0, sizeof(struct sn_irq_info));
 
        /* Call to retrieve pci device information needed by kernel. */
        status = sal_get_pcidev_info((u64) segment, (u64) dev->bus->number, 
@@ -482,13 +470,13 @@ void sn_pci_fixup_slot(struct pci_dev *dev)
  */
 void sn_pci_controller_fixup(int segment, int busnum, struct pci_bus *bus)
 {
-       int status = 0;
+       int status;
        int nasid, cnode;
        struct pci_controller *controller;
        struct sn_pci_controller *sn_controller;
        struct pcibus_bussoft *prom_bussoft_ptr;
        struct hubdev_info *hubdev_info;
-       void *provider_soft = NULL;
+       void *provider_soft;
        struct sn_pcibus_provider *provider;
 
        status = sal_get_pcibus_info((u64) segment, (u64) busnum,
@@ -535,6 +523,8 @@ void sn_pci_controller_fixup(int segment, int busnum, struct pci_bus *bus)
        bus->sysdata = controller;
        if (provider->bus_fixup)
                provider_soft = (*provider->bus_fixup) (prom_bussoft_ptr, controller);
+       else
+               provider_soft = NULL;
 
        if (provider_soft == NULL) {
                /* fixup failed or not applicable */
@@ -638,13 +628,8 @@ void sn_bus_free_sysdata(void)
 
 static int __init sn_pci_init(void)
 {
-       int i = 0;
-       int j = 0;
+       int i, j;
        struct pci_dev *pci_dev = NULL;
-       extern void sn_init_cpei_timer(void);
-#ifdef CONFIG_PROC_FS
-       extern void register_sn_procfs(void);
-#endif
 
        if (!ia64_platform_is("sn2") || IS_RUNNING_ON_FAKE_PROM())
                return 0;
@@ -700,32 +685,29 @@ static int __init sn_pci_init(void)
  */
 void hubdev_init_node(nodepda_t * npda, cnodeid_t node)
 {
-
        struct hubdev_info *hubdev_info;
+       int size;
+       pg_data_t *pg;
+
+       size = sizeof(struct hubdev_info);
 
        if (node >= num_online_nodes()) /* Headless/memless IO nodes */
-               hubdev_info =
-                   (struct hubdev_info *)alloc_bootmem_node(NODE_DATA(0),
-                                                            sizeof(struct
-                                                                   hubdev_info));
+               pg = NODE_DATA(0);
        else
-               hubdev_info =
-                   (struct hubdev_info *)alloc_bootmem_node(NODE_DATA(node),
-                                                            sizeof(struct
-                                                                   hubdev_info));
-       npda->pdinfo = (void *)hubdev_info;
+               pg = NODE_DATA(node);
 
+       hubdev_info = (struct hubdev_info *)alloc_bootmem_node(pg, size);
+
+       npda->pdinfo = (void *)hubdev_info;
 }
 
 geoid_t
 cnodeid_get_geoid(cnodeid_t cnode)
 {
-
        struct hubdev_info *hubdev;
 
        hubdev = (struct hubdev_info *)(NODEPDA(cnode)->pdinfo);
        return hubdev->hdi_geoid;
-
 }
 
 subsys_initcall(sn_pci_init);
@@ -734,3 +716,4 @@ EXPORT_SYMBOL(sn_pci_unfixup_slot);
 EXPORT_SYMBOL(sn_pci_controller_fixup);
 EXPORT_SYMBOL(sn_bus_store_sysdata);
 EXPORT_SYMBOL(sn_bus_free_sysdata);
+EXPORT_SYMBOL(sn_pcidev_info_get);
index 48645ac120fc3d0b8b7855de1f0d965b5694a2d4..5b84836c2171b1a53c3dddc0cc060055c1433a15 100644 (file)
@@ -75,7 +75,7 @@ EXPORT_SYMBOL(sn_rtc_cycles_per_second);
 DEFINE_PER_CPU(struct sn_hub_info_s, __sn_hub_info);
 EXPORT_PER_CPU_SYMBOL(__sn_hub_info);
 
-DEFINE_PER_CPU(short, __sn_cnodeid_to_nasid[MAX_NUMNODES]);
+DEFINE_PER_CPU(short, __sn_cnodeid_to_nasid[MAX_COMPACT_NODES]);
 EXPORT_PER_CPU_SYMBOL(__sn_cnodeid_to_nasid);
 
 DEFINE_PER_CPU(struct nodepda_s *, __sn_nodepda);
@@ -317,6 +317,7 @@ struct pcdp_vga_device {
 #define PCDP_PCI_TRANS_IOPORT  0x02
 #define PCDP_PCI_TRANS_MMIO    0x01
 
+#if defined(CONFIG_VT) && defined(CONFIG_VGA_CONSOLE)
 static void
 sn_scan_pcdp(void)
 {
@@ -358,6 +359,7 @@ sn_scan_pcdp(void)
                break; /* once we find the primary, we're done */
        }
 }
+#endif
 
 static unsigned long sn2_rtc_initial;
 
index 81c63b2f8ae99b525f9f82168a4e7073494d711b..6ae276d5d50c858d213c25513d4c0748599151b8 100644 (file)
@@ -3,7 +3,7 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (C) 1999,2001-2004 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (C) 1999,2001-2004, 2006 Silicon Graphics, Inc.  All Rights Reserved.
  *
  * Module to export the system's Firmware Interface Tables, including
  * PROM revision numbers and banners, in /proc
@@ -190,7 +190,7 @@ static int
 read_version_entry(char *page, char **start, off_t off, int count, int *eof,
                   void *data)
 {
-       int len = 0;
+       int len;
 
        /* data holds the NASID of the node */
        len = dump_version(page, (unsigned long)data);
@@ -202,7 +202,7 @@ static int
 read_fit_entry(char *page, char **start, off_t off, int count, int *eof,
               void *data)
 {
-       int len = 0;
+       int len;
 
        /* data holds the NASID of the node */
        len = dump_fit(page, (unsigned long)data);
@@ -229,13 +229,16 @@ int __init prominfo_init(void)
        struct proc_dir_entry *p;
        cnodeid_t cnodeid;
        unsigned long nasid;
+       int size;
        char name[NODE_NAME_LEN];
 
        if (!ia64_platform_is("sn2"))
                return 0;
 
-       proc_entries = kmalloc(num_online_nodes() * sizeof(struct proc_dir_entry *),
-                              GFP_KERNEL);
+       size = num_online_nodes() * sizeof(struct proc_dir_entry *);
+       proc_entries = kzalloc(size, GFP_KERNEL);
+       if (!proc_entries)
+               return -ENOMEM;
 
        sgi_prominfo_entry = proc_mkdir("sgi_prominfo", NULL);
 
@@ -244,14 +247,12 @@ int __init prominfo_init(void)
                sprintf(name, "node%d", cnodeid);
                *entp = proc_mkdir(name, sgi_prominfo_entry);
                nasid = cnodeid_to_nasid(cnodeid);
-               p = create_proc_read_entry(
-                       "fit", 0, *entp, read_fit_entry,
-                       (void *)nasid);
+               p = create_proc_read_entry("fit", 0, *entp, read_fit_entry,
+                                          (void *)nasid);
                if (p)
                        p->owner = THIS_MODULE;
-               p = create_proc_read_entry(
-                       "version", 0, *entp, read_version_entry,
-                       (void *)nasid);
+               p = create_proc_read_entry("version", 0, *entp,
+                                          read_version_entry, (void *)nasid);
                if (p)
                        p->owner = THIS_MODULE;
                entp++;
@@ -263,7 +264,7 @@ int __init prominfo_init(void)
 void __exit prominfo_exit(void)
 {
        struct proc_dir_entry **entp;
-       unsigned cnodeid;
+       unsigned int cnodeid;
        char name[NODE_NAME_LEN];
 
        entp = proc_entries;
index f153a4c35c70b206cbcbb450de72feb943d3be16..24eefb2fc55ffd56360209316e6c9b6a1f421e2a 100644 (file)
@@ -46,8 +46,14 @@ DECLARE_PER_CPU(struct ptc_stats, ptcstats);
 
 static  __cacheline_aligned DEFINE_SPINLOCK(sn2_global_ptc_lock);
 
-void sn2_ptc_deadlock_recovery(short *, short, short, int, volatile unsigned long *, unsigned long,
-       volatile unsigned long *, unsigned long);
+extern unsigned long
+sn2_ptc_deadlock_recovery_core(volatile unsigned long *, unsigned long,
+                              volatile unsigned long *, unsigned long,
+                              volatile unsigned long *, unsigned long);
+void
+sn2_ptc_deadlock_recovery(short *, short, short, int,
+                         volatile unsigned long *, unsigned long,
+                         volatile unsigned long *, unsigned long);
 
 /*
  * Note: some is the following is captured here to make degugging easier
@@ -59,16 +65,6 @@ void sn2_ptc_deadlock_recovery(short *, short, short, int, volatile unsigned lon
 #define reset_max_active_on_deadlock() 1
 #define PTC_LOCK(sh1)                  ((sh1) ? &sn2_global_ptc_lock : &sn_nodepda->ptc_lock)
 
-static inline void ptc_lock(int sh1, unsigned long *flagp)
-{
-       spin_lock_irqsave(PTC_LOCK(sh1), *flagp);
-}
-
-static inline void ptc_unlock(int sh1, unsigned long flags)
-{
-       spin_unlock_irqrestore(PTC_LOCK(sh1), flags);
-}
-
 struct ptc_stats {
        unsigned long ptc_l;
        unsigned long change_rid;
@@ -82,6 +78,8 @@ struct ptc_stats {
        unsigned long shub_ptc_flushes_not_my_mm;
 };
 
+#define sn2_ptctest    0
+
 static inline unsigned long wait_piowc(void)
 {
        volatile unsigned long *piows;
@@ -200,7 +198,7 @@ sn2_global_tlb_purge(struct mm_struct *mm, unsigned long start,
        max_active = max_active_pio(shub1);
 
        itc = ia64_get_itc();
-       ptc_lock(shub1, &flags);
+       spin_lock_irqsave(PTC_LOCK(shub1), flags);
        itc2 = ia64_get_itc();
 
        __get_cpu_var(ptcstats).lock_itc_clocks += itc2 - itc;
@@ -258,7 +256,7 @@ sn2_global_tlb_purge(struct mm_struct *mm, unsigned long start,
                ia64_srlz_d();
        }
 
-       ptc_unlock(shub1, flags);
+       spin_unlock_irqrestore(PTC_LOCK(shub1), flags);
 
        preempt_enable();
 }
@@ -270,11 +268,12 @@ sn2_global_tlb_purge(struct mm_struct *mm, unsigned long start,
  * TLB flush transaction.  The recovery sequence is somewhat tricky & is
  * coded in assembly language.
  */
-void sn2_ptc_deadlock_recovery(short *nasids, short ib, short ie, int mynasid, volatile unsigned long *ptc0, unsigned long data0,
-       volatile unsigned long *ptc1, unsigned long data1)
+
+void
+sn2_ptc_deadlock_recovery(short *nasids, short ib, short ie, int mynasid,
+                         volatile unsigned long *ptc0, unsigned long data0,
+                         volatile unsigned long *ptc1, unsigned long data1)
 {
-       extern unsigned long sn2_ptc_deadlock_recovery_core(volatile unsigned long *, unsigned long,
-               volatile unsigned long *, unsigned long, volatile unsigned long *, unsigned long);
        short nasid, i;
        unsigned long *piows, zeroval, n;
 
index a06719d752a03112e697b0a060864ec99267e012..c686d9c12f7b1dc3c66b49f72acbd128466339bb 100644 (file)
@@ -6,11 +6,11 @@
  * Copyright (C) 2000-2005 Silicon Graphics, Inc. All rights reserved.
  */
 #include <linux/config.h>
-#include <asm/uaccess.h>
 
 #ifdef CONFIG_PROC_FS
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
+#include <asm/uaccess.h>
 #include <asm/sn/sn_sal.h>
 
 static int partition_id_show(struct seq_file *s, void *p)
@@ -90,10 +90,10 @@ static int coherence_id_open(struct inode *inode, struct file *file)
        return single_open(file, coherence_id_show, NULL);
 }
 
-static struct proc_dir_entry *sn_procfs_create_entry(
-       const char *name, struct proc_dir_entry *parent,
-       int (*openfunc)(struct inode *, struct file *),
-       int (*releasefunc)(struct inode *, struct file *))
+static struct proc_dir_entry
+*sn_procfs_create_entry(const char *name, struct proc_dir_entry *parent,
+                       int (*openfunc)(struct inode *, struct file *),
+                       int (*releasefunc)(struct inode *, struct file *))
 {
        struct proc_dir_entry *e = create_proc_entry(name, 0444, parent);
 
@@ -126,24 +126,24 @@ void register_sn_procfs(void)
                return;
 
        sn_procfs_create_entry("partition_id", sgi_proc_dir,
-               partition_id_open, single_release);
+                              partition_id_open, single_release);
 
        sn_procfs_create_entry("system_serial_number", sgi_proc_dir,
-               system_serial_number_open, single_release);
+                              system_serial_number_open, single_release);
 
        sn_procfs_create_entry("licenseID", sgi_proc_dir, 
-               licenseID_open, single_release);
+                              licenseID_open, single_release);
 
        e = sn_procfs_create_entry("sn_force_interrupt", sgi_proc_dir, 
-               sn_force_interrupt_open, single_release);
+                                  sn_force_interrupt_open, single_release);
        if (e) 
                e->proc_fops->write = sn_force_interrupt_write_proc;
 
        sn_procfs_create_entry("coherence_id", sgi_proc_dir, 
-               coherence_id_open, single_release);
+                              coherence_id_open, single_release);
        
        sn_procfs_create_entry("sn_topology", sgi_proc_dir,
-               sn_topology_open, sn_topology_release);
+                              sn_topology_open, sn_topology_release);
 }
 
 #endif /* CONFIG_PROC_FS */
index deb9baf4d4735f8562f16726a2d49b0075aff293..56a88b6df4b41fbca0df635ab5fc23988b0298b4 100644 (file)
@@ -14,6 +14,7 @@
 
 #include <asm/hw_irq.h>
 #include <asm/system.h>
+#include <asm/timex.h>
 
 #include <asm/sn/leds.h>
 #include <asm/sn/shub_mmr.h>
@@ -28,9 +29,27 @@ static struct time_interpolator sn2_interpolator = {
        .source = TIME_SOURCE_MMIO64
 };
 
+/*
+ * sn udelay uses the RTC instead of the ITC because the ITC is not
+ * synchronized across all CPUs, and the thread may migrate to another CPU
+ * if preemption is enabled.
+ */
+static void
+ia64_sn_udelay (unsigned long usecs)
+{
+       unsigned long start = rtc_time();
+       unsigned long end = start +
+                       usecs * sn_rtc_cycles_per_second / 1000000;
+
+       while (time_before((unsigned long)rtc_time(), end))
+               cpu_relax();
+}
+
 void __init sn_timer_init(void)
 {
        sn2_interpolator.frequency = sn_rtc_cycles_per_second;
        sn2_interpolator.addr = RTC_COUNTER_ADDR;
        register_time_interpolator(&sn2_interpolator);
+
+       ia64_udelay = &ia64_sn_udelay;
 }
index adf5db2e2afeb4e2742457b40c062e0546e42972..fa7f69945917dd4b80ae5a5d6dc9897b19d1a9b8 100644 (file)
@@ -1,7 +1,7 @@
 /*
  *
  *
- * Copyright (c) 2005 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2005, 2006 Silicon Graphics, Inc.  All Rights Reserved.
  * 
  * This program is free software; you can redistribute it and/or modify it 
  * under the terms of version 2 of the GNU General Public License 
  * License along with this program; if not, write the Free Software 
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
  * 
- * Contact information:  Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, 
- * Mountain View, CA  94043, or:
- * 
- * http://www.sgi.com 
- * 
  * For further information regarding this notice, see: 
  * 
  * http://oss.sgi.com/projects/GenInfo/NoticeExplan
index d263d3e8fbb91b7067ec3e137a9a2c085d048b05..8a56f8b5ffa2243d633f06dae80f7d0e53056e55 100644 (file)
@@ -284,12 +284,10 @@ struct sn_irq_info *tiocx_irq_alloc(nasid_t nasid, int widget, int irq,
        if ((nasid & 1) == 0)
                return NULL;
 
-       sn_irq_info = kmalloc(sn_irq_size, GFP_KERNEL);
+       sn_irq_info = kzalloc(sn_irq_size, GFP_KERNEL);
        if (sn_irq_info == NULL)
                return NULL;
 
-       memset(sn_irq_info, 0x0, sn_irq_size);
-
        status = tiocx_intr_alloc(nasid, widget, __pa(sn_irq_info), irq,
                                  req_nasid, slice);
        if (status) {
index 36e5437a0fb6bdc281e104340b4b9ec8f4358a3a..cdf6856ce089c07c4344f6150439e1bd4ef29523 100644 (file)
@@ -738,7 +738,9 @@ xpc_process_disconnect(struct xpc_channel *ch, unsigned long *irq_flags)
 
        /* make sure all activity has settled down first */
 
-       if (atomic_read(&ch->references) > 0) {
+       if (atomic_read(&ch->references) > 0 ||
+                       ((ch->flags & XPC_C_CONNECTEDCALLOUT_MADE) &&
+                       !(ch->flags & XPC_C_DISCONNECTINGCALLOUT_MADE))) {
                return;
        }
        DBUG_ON(atomic_read(&ch->kthreads_assigned) != 0);
@@ -775,7 +777,7 @@ xpc_process_disconnect(struct xpc_channel *ch, unsigned long *irq_flags)
 
        /* both sides are disconnected now */
 
-       if (ch->flags & XPC_C_CONNECTCALLOUT) {
+       if (ch->flags & XPC_C_DISCONNECTINGCALLOUT_MADE) {
                spin_unlock_irqrestore(&ch->lock, *irq_flags);
                xpc_disconnect_callout(ch, xpcDisconnected);
                spin_lock_irqsave(&ch->lock, *irq_flags);
@@ -1300,7 +1302,7 @@ xpc_process_msg_IPI(struct xpc_partition *part, int ch_number)
                                "delivered=%d, partid=%d, channel=%d\n",
                                nmsgs_sent, ch->partid, ch->number);
 
-                       if (ch->flags & XPC_C_CONNECTCALLOUT) {
+                       if (ch->flags & XPC_C_CONNECTEDCALLOUT_MADE) {
                                xpc_activate_kthreads(ch, nmsgs_sent);
                        }
                }
index 9cd460dfe27ef71b0e0a1517114b54812b490c54..8cbf164325703048ecd277ebf141efb432e8b075 100644 (file)
@@ -750,12 +750,16 @@ xpc_daemonize_kthread(void *args)
                /* let registerer know that connection has been established */
 
                spin_lock_irqsave(&ch->lock, irq_flags);
-               if (!(ch->flags & XPC_C_CONNECTCALLOUT)) {
-                       ch->flags |= XPC_C_CONNECTCALLOUT;
+               if (!(ch->flags & XPC_C_CONNECTEDCALLOUT)) {
+                       ch->flags |= XPC_C_CONNECTEDCALLOUT;
                        spin_unlock_irqrestore(&ch->lock, irq_flags);
 
                        xpc_connected_callout(ch);
 
+                       spin_lock_irqsave(&ch->lock, irq_flags);
+                       ch->flags |= XPC_C_CONNECTEDCALLOUT_MADE;
+                       spin_unlock_irqrestore(&ch->lock, irq_flags);
+
                        /*
                         * It is possible that while the callout was being
                         * made that the remote partition sent some messages.
@@ -777,15 +781,17 @@ xpc_daemonize_kthread(void *args)
 
        if (atomic_dec_return(&ch->kthreads_assigned) == 0) {
                spin_lock_irqsave(&ch->lock, irq_flags);
-               if ((ch->flags & XPC_C_CONNECTCALLOUT) &&
-                               !(ch->flags & XPC_C_DISCONNECTCALLOUT)) {
-                       ch->flags |= XPC_C_DISCONNECTCALLOUT;
+               if ((ch->flags & XPC_C_CONNECTEDCALLOUT_MADE) &&
+                               !(ch->flags & XPC_C_DISCONNECTINGCALLOUT)) {
+                       ch->flags |= XPC_C_DISCONNECTINGCALLOUT;
                        spin_unlock_irqrestore(&ch->lock, irq_flags);
 
                        xpc_disconnect_callout(ch, xpcDisconnecting);
-               } else {
-                       spin_unlock_irqrestore(&ch->lock, irq_flags);
+
+                       spin_lock_irqsave(&ch->lock, irq_flags);
+                       ch->flags |= XPC_C_DISCONNECTINGCALLOUT_MADE;
                }
+               spin_unlock_irqrestore(&ch->lock, irq_flags);
                if (atomic_dec_return(&part->nchannels_engaged) == 0) {
                        xpc_mark_partition_disengaged(part);
                        xpc_IPI_send_disengage(part);
index 5a36292388eb79d420db590c0ab0655bd9649afa..b4b84c269210b134495b864ecd8a40c5a22573ab 100644 (file)
@@ -335,10 +335,10 @@ int sn_pci_legacy_read(struct pci_bus *bus, u16 port, u32 *val, u8 size)
         */
 
        SAL_CALL(isrv, SN_SAL_IOIF_PCI_SAFE,
-               pci_domain_nr(bus), bus->number,
-               0, /* io */
-               0, /* read */
-               port, size, __pa(val));
+                pci_domain_nr(bus), bus->number,
+                0, /* io */
+                0, /* read */
+                port, size, __pa(val));
 
        if (isrv.status == 0)
                return size;
@@ -381,10 +381,10 @@ int sn_pci_legacy_write(struct pci_bus *bus, u16 port, u32 val, u8 size)
         */
 
        SAL_CALL(isrv, SN_SAL_IOIF_PCI_SAFE,
-               pci_domain_nr(bus), bus->number,
-               0, /* io */
-               1, /* write */
-               port, size, __pa(&val));
+                pci_domain_nr(bus), bus->number,
+                0, /* io */
+                1, /* write */
+                port, size, __pa(&val));
 
        if (isrv.status == 0)
                return size;
index aa3fa5152a32c52f36704477adf9519fb9c4045c..1f0253bfe0a0473f1a8b83046a4ca317204d0bf4 100644 (file)
@@ -3,7 +3,7 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (C) 2001-2004 Silicon Graphics, Inc. All rights reserved.
+ * Copyright (C) 2001-2006 Silicon Graphics, Inc. All rights reserved.
  */
 
 #include <linux/types.h>
@@ -12,7 +12,7 @@
 #include <asm/sn/pcibus_provider_defs.h>
 #include <asm/sn/pcidev.h>
 
-int pcibr_invalidate_ate = 0;  /* by default don't invalidate ATE on free */
+int pcibr_invalidate_ate;      /* by default don't invalidate ATE on free */
 
 /*
  * mark_ate: Mark the ate as either free or inuse.
@@ -20,14 +20,12 @@ int pcibr_invalidate_ate = 0;       /* by default don't invalidate ATE on free */
 static void mark_ate(struct ate_resource *ate_resource, int start, int number,
                     u64 value)
 {
-
        u64 *ate = ate_resource->ate;
        int index;
        int length = 0;
 
        for (index = start; length < number; index++, length++)
                ate[index] = value;
-
 }
 
 /*
@@ -37,7 +35,6 @@ static void mark_ate(struct ate_resource *ate_resource, int start, int number,
 static int find_free_ate(struct ate_resource *ate_resource, int start,
                         int count)
 {
-
        u64 *ate = ate_resource->ate;
        int index;
        int start_free;
@@ -70,12 +67,10 @@ static int find_free_ate(struct ate_resource *ate_resource, int start,
 static inline void free_ate_resource(struct ate_resource *ate_resource,
                                     int start)
 {
-
        mark_ate(ate_resource, start, ate_resource->ate[start], 0);
        if ((ate_resource->lowest_free_index > start) ||
            (ate_resource->lowest_free_index < 0))
                ate_resource->lowest_free_index = start;
-
 }
 
 /*
@@ -84,7 +79,6 @@ static inline void free_ate_resource(struct ate_resource *ate_resource,
 static inline int alloc_ate_resource(struct ate_resource *ate_resource,
                                     int ate_needed)
 {
-
        int start_index;
 
        /*
@@ -118,19 +112,12 @@ static inline int alloc_ate_resource(struct ate_resource *ate_resource,
  */
 int pcibr_ate_alloc(struct pcibus_info *pcibus_info, int count)
 {
-       int status = 0;
-       u64 flag;
+       int status;
+       unsigned long flags;
 
-       flag = pcibr_lock(pcibus_info);
+       spin_lock_irqsave(&pcibus_info->pbi_lock, flags);
        status = alloc_ate_resource(&pcibus_info->pbi_int_ate_resource, count);
-
-       if (status < 0) {
-               /* Failed to allocate */
-               pcibr_unlock(pcibus_info, flag);
-               return -1;
-       }
-
-       pcibr_unlock(pcibus_info, flag);
+       spin_unlock_irqrestore(&pcibus_info->pbi_lock, flags);
 
        return status;
 }
@@ -182,7 +169,7 @@ void pcibr_ate_free(struct pcibus_info *pcibus_info, int index)
                ate_write(pcibus_info, index, count, (ate & ~PCI32_ATE_V));
        }
 
-       flags = pcibr_lock(pcibus_info);
+       spin_lock_irqsave(&pcibus_info->pbi_lock, flags);
        free_ate_resource(&pcibus_info->pbi_int_ate_resource, index);
-       pcibr_unlock(pcibus_info, flags);
+       spin_unlock_irqrestore(&pcibus_info->pbi_lock, flags);
 }
index 54ce5b7ceed27e3ec0b29254b3e4f00f02edd83e..9f86bb6519aa6bbfc4511e63959d2530bfbcc867 100644 (file)
@@ -137,14 +137,12 @@ pcibr_dmatrans_direct64(struct pcidev_info * info, u64 paddr,
                pci_addr |= PCI64_ATTR_VIRTUAL;
 
        return pci_addr;
-
 }
 
 static dma_addr_t
 pcibr_dmatrans_direct32(struct pcidev_info * info,
                        u64 paddr, size_t req_size, u64 flags)
 {
-
        struct pcidev_info *pcidev_info = info->pdi_host_pcidev_info;
        struct pcibus_info *pcibus_info = (struct pcibus_info *)pcidev_info->
            pdi_pcibus_info;
@@ -171,7 +169,6 @@ pcibr_dmatrans_direct32(struct pcidev_info * info,
        }
 
        return PCI32_DIRECT_BASE | offset;
-
 }
 
 /*
@@ -218,9 +215,8 @@ void sn_dma_flush(u64 addr)
        u64 flags;
        u64 itte;
        struct hubdev_info *hubinfo;
-       volatile struct sn_flush_device_kernel *p;
-       volatile struct sn_flush_device_common *common;
-
+       struct sn_flush_device_kernel *p;
+       struct sn_flush_device_common *common;
        struct sn_flush_nasid_entry *flush_nasid_list;
 
        if (!sn_ioif_inited)
@@ -310,8 +306,7 @@ void sn_dma_flush(u64 addr)
                                             (common->sfdl_slot - 1));
                }
        } else {
-               spin_lock_irqsave((spinlock_t *)&p->sfdl_flush_lock,
-                                 flags);
+               spin_lock_irqsave(&p->sfdl_flush_lock, flags);
                *common->sfdl_flush_addr = 0;
 
                /* force an interrupt. */
@@ -322,8 +317,7 @@ void sn_dma_flush(u64 addr)
                        cpu_relax();
 
                /* okay, everything is synched up. */
-               spin_unlock_irqrestore((spinlock_t *)&p->sfdl_flush_lock,
-                                      flags);
+               spin_unlock_irqrestore(&p->sfdl_flush_lock, flags);
        }
        return;
 }
index 2fac27049bf62eda7323fee737217db830250fc8..98f716bd92f0ce414d414f8c1c6cf68523d01f7f 100644 (file)
@@ -163,9 +163,12 @@ pcibr_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
        /* Setup the PMU ATE map */
        soft->pbi_int_ate_resource.lowest_free_index = 0;
        soft->pbi_int_ate_resource.ate =
-           kmalloc(soft->pbi_int_ate_size * sizeof(u64), GFP_KERNEL);
-       memset(soft->pbi_int_ate_resource.ate, 0,
-              (soft->pbi_int_ate_size * sizeof(u64)));
+           kzalloc(soft->pbi_int_ate_size * sizeof(u64), GFP_KERNEL);
+
+       if (!soft->pbi_int_ate_resource.ate) {
+               kfree(soft);
+               return NULL;
+       }
 
        if (prom_bussoft->bs_asic_type == PCIIO_ASIC_TYPE_TIOCP) {
                /* TIO PCI Bridge: find nearest node with CPUs */
index 2b286e8651632fcd1f4af7dead2fc67d7a5eefcf..43b96e298363ac9d441235206c33020ab133269a 100644 (file)
  * License along with this program; if not, write the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
  *
- * Contact information:  Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
- * Mountain View, CA  94043, or:
- *
- * http://www.sgi.com
- *
  * For further information regarding this notice, see:
  *
  * http://oss.sgi.com/projects/GenInfo/NoticeExplan
index 3a544ffc500860f5f1c166e3e2b9bff57e7e11b5..f7a517654308e03f4c0ee880dc5cb88fbfaad615 100644 (file)
@@ -106,6 +106,8 @@ extern unsigned int can_cpei_retarget(void);
 extern unsigned int is_cpu_cpei_target(unsigned int cpu);
 extern void set_cpei_target_cpu(unsigned int cpu);
 extern unsigned int get_cpei_target_cpu(void);
+extern void prefill_possible_map(void);
+extern int additional_cpus;
 
 #ifdef CONFIG_ACPI_NUMA
 /* Proximity bitmap length; _PXM is at most 255 (8 bit)*/
index e1b6cd63f49e637e2d6752ae4802963632d1c5c9..03d00faf03b5c414a473b8a28d4e793a9e63787b 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2002-2003 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2002-2003, 2006 Silicon Graphics, Inc.  All Rights Reserved.
  * 
  * This program is free software; you can redistribute it and/or modify it 
  * under the terms of version 2 of the GNU General Public License 
  * License along with this program; if not, write the Free Software 
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
  * 
- * Contact information:  Silicon Graphics, Inc., 1600 Amphitheatre Pkwy, 
- * Mountain View, CA  94043, or:
- * 
- * http://www.sgi.com 
- * 
  * For further information regarding this notice, see: 
  * 
  * http://oss.sgi.com/projects/GenInfo/NoticeExplan
index 1a3831c04af607fdcde43dc2a74909130459d34d..91c31be87b13d1734afd63176912b661e96f4f20 100644 (file)
@@ -70,7 +70,7 @@ DECLARE_PER_CPU(struct sn_hub_info_s, __sn_hub_info);
  * Compact node ID to nasid mappings kept in the per-cpu data areas of each
  * cpu.
  */
-DECLARE_PER_CPU(short, __sn_cnodeid_to_nasid[MAX_NUMNODES]);
+DECLARE_PER_CPU(short, __sn_cnodeid_to_nasid[MAX_COMPACT_NODES]);
 #define sn_cnodeid_to_nasid    (&__get_cpu_var(__sn_cnodeid_to_nasid[0]))
 
 
index 01e5b41032357a1c615c8326d7c7a7ea12df5882..5335d87ca5f8e080b756ec6dec7478822c87be1f 100644 (file)
@@ -46,7 +46,7 @@
 #define BTES_PER_NODE (is_shub2() ? 4 : 2)
 #define MAX_BTES_PER_NODE 4
 
-#define BTE2OFF_CTRL   (0)
+#define BTE2OFF_CTRL   0
 #define BTE2OFF_SRC    (SH2_BT_ENG_SRC_ADDR_0 - SH2_BT_ENG_CSR_0)
 #define BTE2OFF_DEST   (SH2_BT_ENG_DEST_ADDR_0 - SH2_BT_ENG_CSR_0)
 #define BTE2OFF_NOTIFY (SH2_BT_ENG_NOTIF_ADDR_0 - SH2_BT_ENG_CSR_0)
                : base + (BTEOFF_NOTIFY/8))
 
 /* Define hardware modes */
-#define BTE_NOTIFY (IBCT_NOTIFY)
+#define BTE_NOTIFY IBCT_NOTIFY
 #define BTE_NORMAL BTE_NOTIFY
 #define BTE_ZERO_FILL (BTE_NOTIFY | IBCT_ZFIL_MODE)
 /* Use a reserved bit to let the caller specify a wait for any BTE */
-#define BTE_WACQUIRE (0x4000)
+#define BTE_WACQUIRE 0x4000
 /* Use the BTE on the node with the destination memory */
 #define BTE_USE_DEST (BTE_WACQUIRE << 1)
 /* Use any available BTE interface on any node for the transfer */
index 9334078b089a0c46eab8bbdceae51e4b22c027e7..a601d3af39b6a47dacec545524bdf7dacf58478f 100644 (file)
@@ -3,7 +3,7 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (C) 1992-1997,2000-2004 Silicon Graphics, Inc. All rights reserved.
+ * Copyright (C) 1992-1997,2000-2006 Silicon Graphics, Inc. All rights reserved.
  */
 #ifndef _ASM_IA64_SN_PCI_PCIBR_PROVIDER_H
 #define _ASM_IA64_SN_PCI_PCIBR_PROVIDER_H
@@ -115,18 +115,6 @@ struct pcibus_info {
        spinlock_t              pbi_lock;
 };
 
-/*
- * pcibus_info structure locking macros
- */
-inline static unsigned long
-pcibr_lock(struct pcibus_info *pcibus_info)
-{
-       unsigned long flag;
-       spin_lock_irqsave(&pcibus_info->pbi_lock, flag);
-       return(flag);
-}
-#define pcibr_unlock(pcibus_info, flag)  spin_unlock_irqrestore(&pcibus_info->pbi_lock, flag)
-
 extern int  pcibr_init_provider(void);
 extern void *pcibr_bus_fixup(struct pcibus_bussoft *, struct pci_controller *);
 extern dma_addr_t pcibr_dma_map(struct pci_dev *, unsigned long, size_t);
index 9ca642cad33878a0a3de28c74ae639998099ea86..ff33e3bd3f8e337a471e3e20fa57ccb04e8c715d 100644 (file)
@@ -12,9 +12,6 @@
  */
 
 
-#include <asm/types.h>
-#include <asm/bitops.h>
-
 /* --------------------- PROM Features -----------------------------*/
 extern int sn_prom_feature_available(int id);
 
index 0c36928ffd8b56c1e67ff1090124b8b902be126c..df7f5f4f3cde2d7e68f8360ca771554c0039227e 100644 (file)
@@ -508,19 +508,24 @@ struct xpc_channel {
 #define        XPC_C_OPENREQUEST       0x00000010 /* local open channel request */
 
 #define        XPC_C_SETUP             0x00000020 /* channel's msgqueues are alloc'd */
-#define        XPC_C_CONNECTCALLOUT    0x00000040 /* channel connected callout made */
-#define        XPC_C_CONNECTED         0x00000080 /* local channel is connected */
-#define        XPC_C_CONNECTING        0x00000100 /* channel is being connected */
-
-#define        XPC_C_RCLOSEREPLY       0x00000200 /* remote close channel reply */
-#define        XPC_C_CLOSEREPLY        0x00000400 /* local close channel reply */
-#define        XPC_C_RCLOSEREQUEST     0x00000800 /* remote close channel request */
-#define        XPC_C_CLOSEREQUEST      0x00001000 /* local close channel request */
-
-#define        XPC_C_DISCONNECTED      0x00002000 /* channel is disconnected */
-#define        XPC_C_DISCONNECTING     0x00004000 /* channel is being disconnected */
-#define        XPC_C_DISCONNECTCALLOUT 0x00008000 /* chan disconnected callout made */
-#define        XPC_C_WDISCONNECT       0x00010000 /* waiting for channel disconnect */
+#define        XPC_C_CONNECTEDCALLOUT  0x00000040 /* connected callout initiated */
+#define        XPC_C_CONNECTEDCALLOUT_MADE \
+                               0x00000080 /* connected callout completed */
+#define        XPC_C_CONNECTED         0x00000100 /* local channel is connected */
+#define        XPC_C_CONNECTING        0x00000200 /* channel is being connected */
+
+#define        XPC_C_RCLOSEREPLY       0x00000400 /* remote close channel reply */
+#define        XPC_C_CLOSEREPLY        0x00000800 /* local close channel reply */
+#define        XPC_C_RCLOSEREQUEST     0x00001000 /* remote close channel request */
+#define        XPC_C_CLOSEREQUEST      0x00002000 /* local close channel request */
+
+#define        XPC_C_DISCONNECTED      0x00004000 /* channel is disconnected */
+#define        XPC_C_DISCONNECTING     0x00008000 /* channel is being disconnected */
+#define        XPC_C_DISCONNECTINGCALLOUT \
+                               0x00010000 /* disconnecting callout initiated */
+#define        XPC_C_DISCONNECTINGCALLOUT_MADE \
+                               0x00020000 /* disconnecting callout completed */
+#define        XPC_C_WDISCONNECT       0x00040000 /* waiting for channel disconnect */
 
 
 
index 414aae06044093b474033f1824c4734c2bcc5008..05a6baf8a472a5daef978db6858c35a9a0e664bb 100644 (file)
@@ -15,6 +15,8 @@
 
 typedef unsigned long cycles_t;
 
+extern void (*ia64_udelay)(unsigned long usecs);
+
 /*
  * For performance reasons, we don't want to define CLOCK_TICK_TRATE as
  * local_cpu_data->itc_rate.  Fortunately, we don't have to, either: according to George