Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6

diff --git a/arch/ia64/kernel/efi.c b/arch/ia64/kernel/efi.c
index c485a3b..9990320 100644 (file)
--- a/arch/ia64/kernel/efi.c
+++ b/arch/ia64/kernel/efi.c
@@ -410,24 +410,16 @@ efi_init (void)
        efi_config_table_t *config_tables;
        efi_char16_t *c16;
        u64 efi_desc_size;
-       char *cp, *end, vendor[100] = "unknown";
+       char *cp, vendor[100] = "unknown";
        extern char saved_command_line[];
        int i;
 
        /* it's too early to be able to use the standard kernel command line support... */
        for (cp = saved_command_line; *cp; ) {
                if (memcmp(cp, "mem=", 4) == 0) {
-                       cp += 4;
-                       mem_limit = memparse(cp, &end);
-                       if (end != cp)
-                               break;
-                       cp = end;
+                       mem_limit = memparse(cp + 4, &cp);
                } else if (memcmp(cp, "max_addr=", 9) == 0) {
-                       cp += 9;
-                       max_addr = GRANULEROUNDDOWN(memparse(cp, &end));
-                       if (end != cp)
-                               break;
-                       cp = end;
+                       max_addr = GRANULEROUNDDOWN(memparse(cp + 9, &cp));
                } else {
                        while (*cp != ' ' && *cp)
                                ++cp;
@@ -458,7 +450,7 @@ efi_init (void)
        /* Show what we know for posterity */
        c16 = __va(efi.systab->fw_vendor);
        if (c16) {
-               for (i = 0;i < (int) sizeof(vendor) && *c16; ++i)
+               for (i = 0;i < (int) sizeof(vendor) - 1 && *c16; ++i)
                        vendor[i] = *c16++;
                vendor[i] = '\0';
        }

diff --git a/arch/ia64/kernel/head.S b/arch/ia64/kernel/head.S
index fbc7ea3..f1778a8 100644 (file)
--- a/arch/ia64/kernel/head.S
+++ b/arch/ia64/kernel/head.S
@@ -352,6 +352,7 @@ start_ap:
        mov ar.rsc=0            // place RSE in enforced lazy mode
        ;;
        loadrs                  // clear the dirty partition
+       mov IA64_KR(PER_CPU_DATA)=r0    // clear physical per-CPU base
        ;;
        mov ar.bspstore=r2      // establish the new RSE stack
        ;;

diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index c076657..35f7835 100644 (file)
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -71,6 +71,8 @@ unsigned long __per_cpu_offset[NR_CPUS];
 EXPORT_SYMBOL(__per_cpu_offset);
 #endif
 
+extern void ia64_setup_printk_clock(void);
+
 DEFINE_PER_CPU(struct cpuinfo_ia64, cpu_info);
 DEFINE_PER_CPU(unsigned long, local_per_cpu_offset);
 DEFINE_PER_CPU(unsigned long, ia64_phys_stacked_size_p8);
@@ -445,6 +447,8 @@ setup_arch (char **cmdline_p)
        /* process SAL system table: */
        ia64_sal_init(efi.sal_systab);
 
+       ia64_setup_printk_clock();
+
 #ifdef CONFIG_SMP
        cpu_physical_id(0) = hard_smp_processor_id();
 

diff --git a/arch/ia64/kernel/time.c b/arch/ia64/kernel/time.c
index 028a2b9..a094ec4 100644 (file)
--- a/arch/ia64/kernel/time.c
+++ b/arch/ia64/kernel/time.c
@@ -278,3 +278,30 @@ udelay (unsigned long usecs)
        }
 }
 EXPORT_SYMBOL(udelay);
+
+static unsigned long long ia64_itc_printk_clock(void)
+{
+       if (ia64_get_kr(IA64_KR_PER_CPU_DATA))
+               return sched_clock();
+       return 0;
+}
+
+static unsigned long long ia64_default_printk_clock(void)
+{
+       return (unsigned long long)(jiffies_64 - INITIAL_JIFFIES) *
+               (1000000000/HZ);
+}
+
+unsigned long long (*ia64_printk_clock)(void) = &ia64_default_printk_clock;
+
+unsigned long long printk_clock(void)
+{
+       return ia64_printk_clock();
+}
+
+void __init
+ia64_setup_printk_clock(void)
+{
+       if (!(sal_platform_features & IA64_SAL_PLATFORM_FEATURE_ITC_DRIFT))
+               ia64_printk_clock = ia64_itc_printk_clock;
+}

diff --git a/arch/ia64/sn/kernel/mca.c b/arch/ia64/sn/kernel/mca.c
index 9ab684d..3db62f2 100644 (file)
--- a/arch/ia64/sn/kernel/mca.c
+++ b/arch/ia64/sn/kernel/mca.c
@@ -3,7 +3,7 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (c) 2000-2004 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2000-2006 Silicon Graphics, Inc.  All Rights Reserved.
  */
 
 #include <linux/types.h>
@@ -137,7 +137,8 @@ int sn_salinfo_platform_oemdata(const u8 *sect_header, u8 **oemdata, u64 *oemdat
 
 static int __init sn_salinfo_init(void)
 {
-       salinfo_platform_oemdata = &sn_salinfo_platform_oemdata;
+       if (ia64_platform_is("sn2"))
+               salinfo_platform_oemdata = &sn_salinfo_platform_oemdata;
        return 0;
 }
 

diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c
index aac1ba3..48645ac 100644 (file)
--- a/arch/ia64/sn/kernel/setup.c
+++ b/arch/ia64/sn/kernel/setup.c
@@ -67,6 +67,7 @@ extern unsigned long last_time_offset;
 extern void (*ia64_mark_idle) (int);
 extern void snidle(int);
 extern unsigned char acpi_kbd_controller_present;
+extern unsigned long long (*ia64_printk_clock)(void);
 
 unsigned long sn_rtc_cycles_per_second;
 EXPORT_SYMBOL(sn_rtc_cycles_per_second);
@@ -358,6 +359,16 @@ sn_scan_pcdp(void)
        }
 }
 
+static unsigned long sn2_rtc_initial;
+
+static unsigned long long ia64_sn2_printk_clock(void)
+{
+       unsigned long rtc_now = rtc_time();
+
+       return (rtc_now - sn2_rtc_initial) *
+               (1000000000 / sn_rtc_cycles_per_second);
+}
+
 /**
  * sn_setup - SN platform setup routine
  * @cmdline_p: kernel command line
@@ -372,6 +383,7 @@ void __init sn_setup(char **cmdline_p)
        u32 version = sn_sal_rev();
        extern void sn_cpu_init(void);
 
+       sn2_rtc_initial = rtc_time();
        ia64_sn_plat_set_error_handling_features();     // obsolete
        ia64_sn_set_os_feature(OSF_MCA_SLV_TO_OS_INIT_SLV);
        ia64_sn_set_os_feature(OSF_FEAT_LOG_SBES);
@@ -423,19 +435,6 @@ void __init sn_setup(char **cmdline_p)
         */
        build_cnode_tables();
 
-       /*
-        * Old PROMs do not provide an ACPI FADT. Disable legacy keyboard
-        * support here so we don't have to listen to failed keyboard probe
-        * messages.
-        */
-       if (version <= 0x0209 && acpi_kbd_controller_present) {
-               printk(KERN_INFO "Disabling legacy keyboard support as prom "
-                      "is too old and doesn't provide FADT\n");
-               acpi_kbd_controller_present = 0;
-       }
-
-       printk("SGI SAL version %x.%02x\n", version >> 8, version & 0x00FF);
-
        status =
            ia64_sal_freq_base(SAL_FREQ_BASE_REALTIME_CLOCK, &ticks_per_sec,
                               &drift);
@@ -449,6 +448,21 @@ void __init sn_setup(char **cmdline_p)
 
        platform_intr_list[ACPI_INTERRUPT_CPEI] = IA64_CPE_VECTOR;
 
+       ia64_printk_clock = ia64_sn2_printk_clock;
+
+       /*
+        * Old PROMs do not provide an ACPI FADT. Disable legacy keyboard
+        * support here so we don't have to listen to failed keyboard probe
+        * messages.
+        */
+       if (version <= 0x0209 && acpi_kbd_controller_present) {
+               printk(KERN_INFO "Disabling legacy keyboard support as prom "
+                      "is too old and doesn't provide FADT\n");
+               acpi_kbd_controller_present = 0;
+       }
+
+       printk("SGI SAL version %x.%02x\n", version >> 8, version & 0x00FF);
+
        /*
         * we set the default root device to /dev/hda
         * to make simulation easy

diff --git a/arch/ia64/sn/kernel/sn2/sn_hwperf.c b/arch/ia64/sn/kernel/sn2/sn_hwperf.c
index 19b54fb..70db21f 100644 (file)
--- a/arch/ia64/sn/kernel/sn2/sn_hwperf.c
+++ b/arch/ia64/sn/kernel/sn2/sn_hwperf.c
@@ -3,7 +3,7 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (C) 2004-2005 Silicon Graphics, Inc. All rights reserved.
+ * Copyright (C) 2004-2006 Silicon Graphics, Inc. All rights reserved.
  *
  * SGI Altix topology and hardware performance monitoring API.
  * Mark Goodwin <markgw@sgi.com>. 
@@ -973,6 +973,9 @@ static int __devinit sn_hwperf_misc_register_init(void)
 {
        int e;
 
+       if (!ia64_platform_is("sn2"))
+               return 0;
+
        sn_hwperf_init();
 
        /*