12 files changed, 54 insertions, 8 deletions

diff --git a/arch/powerpc/boot/dts/p1023rds.dts b/arch/powerpc/boot/dts/p1023rds.dts
index bfa96aa8f2ca..d9b776740a67 100644
--- a/arch/powerpc/boot/dts/p1023rds.dts
+++ b/arch/powerpc/boot/dts/p1023rds.dts
@@ -387,7 +387,7 @@
                         #size-cells = <1>;
                         compatible = "cfi-flash";
                         reg = <0x0 0x0 0x02000000>;
-                        bank-width = <1>;
+                        bank-width = <2>;
                         device-width = <1>;
                         partition@0 {
                                 label = "ramdisk";
diff --git a/arch/powerpc/configs/85xx/p1023rds_defconfig b/arch/powerpc/configs/85xx/p1023rds_defconfig
index 980ff8f61fd4..3ff5a81c709f 100644
--- a/arch/powerpc/configs/85xx/p1023rds_defconfig
+++ b/arch/powerpc/configs/85xx/p1023rds_defconfig
@@ -171,3 +171,4 @@ CONFIG_CRYPTO_SHA256=y
 CONFIG_CRYPTO_SHA512=y
 CONFIG_CRYPTO_AES=y
 # CONFIG_CRYPTO_ANSI_CPRNG is not set
+CONFIG_CRYPTO_DEV_FSL_CAAM=y
diff --git a/arch/powerpc/configs/corenet32_smp_defconfig b/arch/powerpc/configs/corenet32_smp_defconfig
index 10562a5c65b9..4311d02a3bfd 100644
--- a/arch/powerpc/configs/corenet32_smp_defconfig
+++ b/arch/powerpc/configs/corenet32_smp_defconfig
@@ -185,3 +185,4 @@ CONFIG_CRYPTO_SHA256=y
 CONFIG_CRYPTO_SHA512=y
 CONFIG_CRYPTO_AES=y
 # CONFIG_CRYPTO_ANSI_CPRNG is not set
+CONFIG_CRYPTO_DEV_FSL_CAAM=y
diff --git a/arch/powerpc/configs/corenet64_smp_defconfig b/arch/powerpc/configs/corenet64_smp_defconfig
index d32283555b53..c92c204a204b 100644
--- a/arch/powerpc/configs/corenet64_smp_defconfig
+++ b/arch/powerpc/configs/corenet64_smp_defconfig
@@ -100,5 +100,8 @@ CONFIG_DEBUG_INFO=y
 CONFIG_SYSCTL_SYSCALL_CHECK=y
 CONFIG_VIRQ_DEBUG=y
 CONFIG_CRYPTO_PCBC=m
+CONFIG_CRYPTO_SHA256=y
+CONFIG_CRYPTO_SHA512=y
+CONFIG_CRYPTO_AES=y
 # CONFIG_CRYPTO_ANSI_CPRNG is not set
-CONFIG_CRYPTO_DEV_TALITOS=y
+CONFIG_CRYPTO_DEV_FSL_CAAM=y
diff --git a/arch/powerpc/configs/mpc85xx_defconfig b/arch/powerpc/configs/mpc85xx_defconfig
index fcd85d2c72dc..a3467bfb7671 100644
--- a/arch/powerpc/configs/mpc85xx_defconfig
+++ b/arch/powerpc/configs/mpc85xx_defconfig
@@ -139,6 +139,7 @@ CONFIG_SND=y
 CONFIG_SND_INTEL8X0=y
 # CONFIG_SND_PPC is not set
 # CONFIG_SND_USB is not set
+CONFIG_SND_SOC=y
 CONFIG_HID_A4TECH=y
 CONFIG_HID_APPLE=y
 CONFIG_HID_BELKIN=y
diff --git a/arch/powerpc/configs/mpc85xx_smp_defconfig b/arch/powerpc/configs/mpc85xx_smp_defconfig
index 908c941fc24c..9693f6ed3da0 100644
--- a/arch/powerpc/configs/mpc85xx_smp_defconfig
+++ b/arch/powerpc/configs/mpc85xx_smp_defconfig
@@ -140,6 +140,7 @@ CONFIG_SND=y
 CONFIG_SND_INTEL8X0=y
 # CONFIG_SND_PPC is not set
 # CONFIG_SND_USB is not set
+CONFIG_SND_SOC=y
 CONFIG_HID_A4TECH=y
 CONFIG_HID_APPLE=y
 CONFIG_HID_BELKIN=y
diff --git a/arch/x86/include/asm/pvclock.h b/arch/x86/include/asm/pvclock.h
index a518c0a45044..c59cc97fe6c1 100644
--- a/arch/x86/include/asm/pvclock.h
+++ b/arch/x86/include/asm/pvclock.h
@@ -44,7 +44,7 @@ static inline u64 pvclock_scale_delta(u64 delta, u32 mul_frac, int shift)
                 : "a" ((u32)delta), "1" ((u32)(delta >> 32)), "2" (mul_frac) );
 #elif defined(__x86_64__)
         __asm__ (
-                "mul %[mul_frac] ; shrd $32, %[hi], %[lo]"
+                "mulq %[mul_frac] ; shrd $32, %[hi], %[lo]"
                 : [lo]"=a"(product),
                   [hi]"=d"(tmp)
                 : "0"(delta),
diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
index 4ee3abf20ed6..cfa62ec090ec 100644
--- a/arch/x86/kernel/cpu/perf_event.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -1900,6 +1900,9 @@ perf_callchain_user(struct perf_callchain_entry *entry, struct pt_regs *regs)
 
         perf_callchain_store(entry, regs->ip);
 
+        if (!current->mm)
+                return;
+
         if (perf_callchain_user32(regs, entry))
                 return;
 
diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
index c95330267f08..039d91315bc5 100644
--- a/arch/x86/pci/acpi.c
+++ b/arch/x86/pci/acpi.c
@@ -365,8 +365,13 @@ struct pci_bus * __devinit pci_acpi_scan_root(struct acpi_pci_root *root)
          */
         if (bus) {
                 struct pci_bus *child;
-                list_for_each_entry(child, &bus->children, node)
-                        pcie_bus_configure_settings(child, child->self->pcie_mpss);
+                list_for_each_entry(child, &bus->children, node) {
+                        struct pci_dev *self = child->self;
+                        if (!self)
+                                continue;
+
+                        pcie_bus_configure_settings(child, self->pcie_mpss);
+                }
         }
 
         if (!bus)
diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c
index df118a825f39..c3b8d440873c 100644
--- a/arch/x86/xen/setup.c
+++ b/arch/x86/xen/setup.c
@@ -184,6 +184,19 @@ static unsigned long __init xen_set_identity(const struct e820entry *list,
                                         PFN_UP(start_pci), PFN_DOWN(last));
         return identity;
 }
+
+static unsigned long __init xen_get_max_pages(void)
+{
+        unsigned long max_pages = MAX_DOMAIN_PAGES;
+        domid_t domid = DOMID_SELF;
+        int ret;
+
+        ret = HYPERVISOR_memory_op(XENMEM_maximum_reservation, &domid);
+        if (ret > 0)
+                max_pages = ret;
+        return min(max_pages, MAX_DOMAIN_PAGES);
+}
+
 /**
  * machine_specific_memory_setup - Hook for machine specific memory setup.
  **/
@@ -292,6 +305,12 @@ char * __init xen_memory_setup(void)
 
         sanitize_e820_map(e820.map, ARRAY_SIZE(e820.map), &e820.nr_map);
 
+        extra_limit = xen_get_max_pages();
+        if (extra_limit >= max_pfn)
+                extra_pages = extra_limit - max_pfn;
+        else
+                extra_pages = 0;
+
         extra_pages += xen_return_unused_memory(xen_start_info->nr_pages, &e820);
 
         /*
diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c
index e79dbb95482b..d4fc6d454f8d 100644
--- a/arch/x86/xen/smp.c
+++ b/arch/x86/xen/smp.c
@@ -32,6 +32,7 @@
 #include <xen/page.h>
 #include <xen/events.h>
 
+#include <xen/hvc-console.h>
 #include "xen-ops.h"
 #include "mmu.h"
 
@@ -207,6 +208,15 @@ static void __init xen_smp_prepare_cpus(unsigned int max_cpus)
         unsigned cpu;
         unsigned int i;
 
+        if (skip_ioapic_setup) {
+                char *m = (max_cpus == 0) ?
+                        "The nosmp parameter is incompatible with Xen; " \
+                        "use Xen dom0_max_vcpus=1 parameter" :
+                        "The noapic parameter is incompatible with Xen";
+
+                xen_raw_printk(m);
+                panic(m);
+        }
         xen_init_lock_cpu(0);
 
         smp_store_cpu_info(0);
diff --git a/arch/x86/xen/xen-asm_32.S b/arch/x86/xen/xen-asm_32.S
index 22a2093b5862..b040b0e518ca 100644
--- a/arch/x86/xen/xen-asm_32.S
+++ b/arch/x86/xen/xen-asm_32.S
@@ -113,11 +113,13 @@ xen_iret_start_crit:
 
         /*
          * If there's something pending, mask events again so we can
-         * jump back into xen_hypervisor_callback
+         * jump back into xen_hypervisor_callback. Otherwise do not
+         * touch XEN_vcpu_info_mask.
          */
-        sete XEN_vcpu_info_mask(%eax)
+        jne 1f
+        movb $1, XEN_vcpu_info_mask(%eax)
 
-        popl %eax
+1:      popl %eax
 
         /*
          * From this point on the registers are restored and the stack