8 files changed, 40 insertions, 18 deletions

diff --git a/arch/x86_64/crypto/aes.c b/arch/x86_64/crypto/aes.c
index 2b5c4010ce38..acfdaa28791e 100644
--- a/arch/x86_64/crypto/aes.c
+++ b/arch/x86_64/crypto/aes.c
@@ -322,3 +322,4 @@ module_exit(aes_fini);
 
 MODULE_DESCRIPTION("Rijndael (AES) Cipher Algorithm");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("aes");
diff --git a/arch/x86_64/ia32/ptrace32.c b/arch/x86_64/ia32/ptrace32.c
index b98b6d2462f6..2a925e2af390 100644
--- a/arch/x86_64/ia32/ptrace32.c
+++ b/arch/x86_64/ia32/ptrace32.c
@@ -43,11 +43,11 @@ static int putreg32(struct task_struct *child, unsigned regno, u32 val)
         switch (regno) {
         case offsetof(struct user32, regs.fs):
                 if (val && (val & 3) != 3) return -EIO; 
-                child->thread.fs = val & 0xffff; 
+                child->thread.fsindex = val & 0xffff;
                 break;
         case offsetof(struct user32, regs.gs):
                 if (val && (val & 3) != 3) return -EIO; 
-                child->thread.gs = val & 0xffff;
+                child->thread.gsindex = val & 0xffff;
                 break;
         case offsetof(struct user32, regs.ds):
                 if (val && (val & 3) != 3) return -EIO; 
@@ -138,10 +138,10 @@ static int getreg32(struct task_struct *child, unsigned regno, u32 *val)
 
         switch (regno) {
         case offsetof(struct user32, regs.fs):
-                *val = child->thread.fs; 
+                *val = child->thread.fsindex;
                 break;
         case offsetof(struct user32, regs.gs):
-                *val = child->thread.gs;
+                *val = child->thread.gsindex;
                 break;
         case offsetof(struct user32, regs.ds):
                 *val = child->thread.ds;
diff --git a/arch/x86_64/kernel/mce.c b/arch/x86_64/kernel/mce.c
index 3b267c91bb0c..8aa56736cde3 100644
--- a/arch/x86_64/kernel/mce.c
+++ b/arch/x86_64/kernel/mce.c
@@ -36,6 +36,7 @@ static unsigned long bank[NR_BANKS] = { [0 ... NR_BANKS-1] = ~0UL };
 static unsigned long console_logged;
 static int notify_user;
 static int rip_msr;
+static int mce_bootlog;
 
 /*
  * Lockless MCE logging infrastructure.
@@ -197,10 +198,11 @@ void do_machine_check(struct pt_regs * regs, long error_code)
                         rdmsrl(MSR_IA32_MC0_ADDR + i*4, m.addr);
 
                 mce_get_rip(&m, regs);
-                if (error_code != -1)
+                if (error_code >= 0)
                         rdtscll(m.tsc);
                 wrmsrl(MSR_IA32_MC0_STATUS + i*4, 0);
-                mce_log(&m);
+                if (error_code != -2)
+                        mce_log(&m);
 
                 /* Did this bank cause the exception? */
                 /* Assume that the bank with uncorrectable errors did it,
@@ -315,7 +317,7 @@ static void mce_init(void *dummy)
 
         /* Log the machine checks left over from the previous reset.
            This also clears all registers */
-        do_machine_check(NULL, -1);
+        do_machine_check(NULL, mce_bootlog ? -1 : -2);
 
         set_in_cr4(X86_CR4_MCE);
 
@@ -476,11 +478,17 @@ static int __init mcheck_disable(char *str)
 }
 
 /* mce=off disables machine check. Note you can reenable it later
-   using sysfs */
+   using sysfs.
+   mce=bootlog Log MCEs from before booting. Disabled by default to work
+   around buggy BIOS that leave bogus MCEs.  */
 static int __init mcheck_enable(char *str)
 {
+        if (*str == '=')
+                str++;
         if (!strcmp(str, "off"))
                 mce_dont_init = 1;
+        else if (!strcmp(str, "bootlog"))
+                mce_bootlog = 1;
         else
                 printk("mce= argument %s ignored. Please use /sys", str); 
         return 0;
diff --git a/arch/x86_64/kernel/mpparse.c b/arch/x86_64/kernel/mpparse.c
index 08abf9f5b159..79c362d03e2e 100644
--- a/arch/x86_64/kernel/mpparse.c
+++ b/arch/x86_64/kernel/mpparse.c
@@ -970,8 +970,21 @@ int mp_register_gsi(u32 gsi, int edge_level, int active_high_low)
                  * due to unused I/O APIC pins.
                  */
                 int irq = gsi;
-                gsi = pci_irq++;
-                gsi_to_irq[irq] = gsi;
+                if (gsi < MAX_GSI_NUM) {
+                        if (gsi > 15)
+                                gsi = pci_irq++;
+#ifdef CONFIG_ACPI_BUS
+                        /*
+                         * Don't assign IRQ used by ACPI SCI
+                         */
+                        if (gsi == acpi_fadt.sci_int)
+                                gsi = pci_irq++;
+#endif
+                        gsi_to_irq[irq] = gsi;
+                } else {
+                        printk(KERN_ERR "GSI %u is too high\n", gsi);
+                        return gsi;
+                }
         }
 
         io_apic_set_pci_routing(ioapic, ioapic_pin, gsi,
diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c
index 0aa526298e92..116a491e2961 100644
--- a/arch/x86_64/kernel/setup.c
+++ b/arch/x86_64/kernel/setup.c
@@ -645,15 +645,15 @@ void __init setup_arch(char **cmdline_p)
                 }
         }
 #endif
-
-        sparse_init();
-
 #ifdef CONFIG_KEXEC
         if (crashk_res.start != crashk_res.end) {
                 reserve_bootmem(crashk_res.start,
                         crashk_res.end - crashk_res.start + 1);
         }
 #endif
+
+        sparse_init();
+
         paging_init();
 
         check_ioapic();
diff --git a/arch/x86_64/kernel/smpboot.c b/arch/x86_64/kernel/smpboot.c
index 6e4807d64d46..b15761ff4101 100644
--- a/arch/x86_64/kernel/smpboot.c
+++ b/arch/x86_64/kernel/smpboot.c
@@ -334,7 +334,7 @@ static void __cpuinit tsc_sync_wait(void)
 {
         if (notscsync || !cpu_has_tsc)
                 return;
-        sync_tsc(boot_cpu_id);
+        sync_tsc(0);
 }
 
 static __init int notscsync_setup(char *s)
diff --git a/arch/x86_64/lib/csum-copy.S b/arch/x86_64/lib/csum-copy.S
index 01808ec37836..72fd55ee896e 100644
--- a/arch/x86_64/lib/csum-copy.S
+++ b/arch/x86_64/lib/csum-copy.S
@@ -188,8 +188,8 @@ csum_partial_copy_generic:
         source
         movw (%rdi),%bx
         adcl %ebx,%eax
-        dest
         decl %ecx
+        dest
         movw %bx,(%rsi)
         leaq 2(%rdi),%rdi
         leaq 2(%rsi),%rsi
diff --git a/arch/x86_64/mm/fault.c b/arch/x86_64/mm/fault.c
index 13792721037e..493819e543a5 100644
--- a/arch/x86_64/mm/fault.c
+++ b/arch/x86_64/mm/fault.c
@@ -439,13 +439,13 @@ good_area:
          * the fault.
          */
         switch (handle_mm_fault(mm, vma, address, write)) {
-        case 1:
+        case VM_FAULT_MINOR:
                 tsk->min_flt++;
                 break;
-        case 2:
+        case VM_FAULT_MAJOR:
                 tsk->maj_flt++;
                 break;
-        case 0:
+        case VM_FAULT_SIGBUS:
                 goto do_sigbus;
         default:
                 goto out_of_memory;