linux-sysmocom: Enable SMP support for sysmocom-bsc

The new sysmocomNITB product is using a SMP capable system that
is needed for some more transcoding power. Enable SMP in the
kernel.

recipes-bsp/linux/linux-sysmocom/sysmocom-bsc/defconfig

@@ -31,8 +31,11 @@ CONFIG_ARCH_SUSPEND_POSSIBLE=y
 # CONFIG_AUDIT_ARCH is not set
 CONFIG_ARCH_SUPPORTS_OPTIMIZED_INLINING=y
 CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
+CONFIG_X86_32_SMP=y
+CONFIG_X86_HT=y
 CONFIG_X86_32_LAZY_GS=y
 CONFIG_ARCH_HWEIGHT_CFLAGS="-fcall-saved-ecx -fcall-saved-edx"
+CONFIG_ARCH_CPU_PROBE_RELEASE=y
 CONFIG_ARCH_SUPPORTS_UPROBES=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
 CONFIG_IRQ_WORK=y
@@ -41,7 +44,6 @@ CONFIG_BUILDTIME_EXTABLE_SORT=y
 #
 # General setup
 #
-CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_CROSS_COMPILE=""
 CONFIG_LOCALVERSION="-yocto-standard"
@@ -72,6 +74,7 @@ CONFIG_HAVE_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_IRQ_PROBE=y
 CONFIG_GENERIC_IRQ_SHOW=y
+CONFIG_GENERIC_PENDING_IRQ=y
 CONFIG_IRQ_FORCED_THREADING=y
 CONFIG_SPARSE_IRQ=y
 CONFIG_CLOCKSOURCE_WATCHDOG=y
@@ -203,6 +206,7 @@ CONFIG_HAVE_KPROBES_ON_FTRACE=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_DMA_CONTIGUOUS=y
+CONFIG_USE_GENERIC_SMP_HELPERS=y
 CONFIG_GENERIC_SMP_IDLE_THREAD=y
 CONFIG_HAVE_REGS_AND_STACK_ACCESS_API=y
 CONFIG_HAVE_DMA_API_DEBUG=y
@@ -242,6 +246,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 # CONFIG_MODULE_SIG is not set
+CONFIG_STOP_MACHINE=y
 CONFIG_BLOCK=y
 CONFIG_LBDAF=y
 CONFIG_BLK_DEV_BSG=y
@@ -266,19 +271,22 @@ CONFIG_DEFAULT_CFQ=y
 # CONFIG_DEFAULT_NOOP is not set
 CONFIG_DEFAULT_IOSCHED="cfq"
 CONFIG_UNINLINE_SPIN_UNLOCK=y
+CONFIG_MUTEX_SPIN_ON_OWNER=y
 CONFIG_FREEZER=y
 
 #
 # Processor type and features
 #
 CONFIG_ZONE_DMA=y
-# CONFIG_SMP is not set
+CONFIG_SMP=y
 CONFIG_X86_MPPARSE=y
+# CONFIG_X86_BIGSMP is not set
 CONFIG_X86_EXTENDED_PLATFORM=y
 # CONFIG_X86_GOLDFISH is not set
 # CONFIG_X86_WANT_INTEL_MID is not set
 # CONFIG_X86_INTEL_LPSS is not set
 # CONFIG_X86_RDC321X is not set
+# CONFIG_X86_32_NON_STANDARD is not set
 CONFIG_X86_SUPPORTS_MEMORY_FAILURE=y
 # CONFIG_X86_32_IRIS is not set
 CONFIG_SCHED_OMIT_FRAME_POINTER=y
@@ -328,14 +336,16 @@ CONFIG_CPU_SUP_TRANSMETA_32=y
 CONFIG_CPU_SUP_UMC_32=y
 # CONFIG_HPET_TIMER is not set
 CONFIG_DMI=y
-CONFIG_NR_CPUS=1
+CONFIG_NR_CPUS=8
+# CONFIG_SCHED_SMT is not set
+CONFIG_SCHED_MC=y
 # CONFIG_PREEMPT_NONE is not set
 # CONFIG_PREEMPT_VOLUNTARY is not set
 CONFIG_PREEMPT=y
 CONFIG_PREEMPT_COUNT=y
-CONFIG_X86_UP_APIC=y
-# CONFIG_X86_UP_IOAPIC is not set
 CONFIG_X86_LOCAL_APIC=y
+CONFIG_X86_IO_APIC=y
+# CONFIG_X86_REROUTE_FOR_BROKEN_BOOT_IRQS is not set
 CONFIG_X86_MCE=y
 CONFIG_X86_MCE_INTEL=y
 CONFIG_X86_MCE_AMD=y
@@ -393,7 +403,6 @@ CONFIG_ARCH_SUPPORTS_MEMORY_FAILURE=y
 # CONFIG_MEMORY_FAILURE is not set
 # CONFIG_TRANSPARENT_HUGEPAGE is not set
 CONFIG_CROSS_MEMORY_ATTACH=y
-CONFIG_NEED_PER_CPU_KM=y
 # CONFIG_CLEANCACHE is not set
 # CONFIG_FRONTSWAP is not set
 # CONFIG_HIGHPTE is not set
@@ -423,6 +432,9 @@ CONFIG_PHYSICAL_START=0x1000000
 CONFIG_RELOCATABLE=y
 CONFIG_X86_NEED_RELOCS=y
 CONFIG_PHYSICAL_ALIGN=0x1000000
+CONFIG_HOTPLUG_CPU=y
+# CONFIG_BOOTPARAM_HOTPLUG_CPU0 is not set
+# CONFIG_DEBUG_HOTPLUG_CPU0 is not set
 CONFIG_COMPAT_VDSO=y
 # CONFIG_CMDLINE_BOOL is not set
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
@@ -434,6 +446,7 @@ CONFIG_SUSPEND=y
 CONFIG_SUSPEND_FREEZER=y
 # CONFIG_HIBERNATION is not set
 CONFIG_PM_SLEEP=y
+CONFIG_PM_SLEEP_SMP=y
 # CONFIG_PM_AUTOSLEEP is not set
 # CONFIG_PM_WAKELOCKS is not set
 # CONFIG_PM_RUNTIME is not set
@@ -452,6 +465,7 @@ CONFIG_ACPI_FAN=y
 # CONFIG_ACPI_DOCK is not set
 CONFIG_ACPI_I2C=y
 CONFIG_ACPI_PROCESSOR=y
+CONFIG_ACPI_HOTPLUG_CPU=y
 # CONFIG_ACPI_PROCESSOR_AGGREGATOR is not set
 CONFIG_ACPI_THERMAL=y
 # CONFIG_ACPI_CUSTOM_DSDT is not set
@@ -460,7 +474,7 @@ CONFIG_ACPI_BLACKLIST_YEAR=0
 # CONFIG_ACPI_DEBUG is not set
 # CONFIG_ACPI_PCI_SLOT is not set
 CONFIG_X86_PM_TIMER=y
-# CONFIG_ACPI_CONTAINER is not set
+CONFIG_ACPI_CONTAINER=y
 # CONFIG_ACPI_SBS is not set
 # CONFIG_ACPI_HED is not set
 # CONFIG_ACPI_CUSTOM_METHOD is not set
@@ -500,9 +514,12 @@ CONFIG_PCIEASPM=y
 CONFIG_PCIEASPM_DEFAULT=y
 # CONFIG_PCIEASPM_POWERSAVE is not set
 # CONFIG_PCIEASPM_PERFORMANCE is not set
+CONFIG_ARCH_SUPPORTS_MSI=y
+# CONFIG_PCI_MSI is not set
 # CONFIG_PCI_DEBUG is not set
 # CONFIG_PCI_REALLOC_ENABLE_AUTO is not set
 # CONFIG_PCI_STUB is not set
+CONFIG_HT_IRQ=y
 # CONFIG_PCI_IOV is not set
 # CONFIG_PCI_PRI is not set
 # CONFIG_PCI_PASID is not set
@@ -880,6 +897,9 @@ CONFIG_DNS_RESOLVER=y
 # CONFIG_VSOCKETS is not set
 # CONFIG_NETLINK_MMAP is not set
 # CONFIG_NETLINK_DIAG is not set
+CONFIG_RPS=y
+CONFIG_RFS_ACCEL=y
+CONFIG_XPS=y
 # CONFIG_NETPRIO_CGROUP is not set
 CONFIG_BQL=y
 
@@ -3022,6 +3042,7 @@ CONFIG_RCU_CPU_STALL_VERBOSE=y
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
 # CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
+# CONFIG_DEBUG_PER_CPU_MAPS is not set
 # CONFIG_LKDTM is not set
 # CONFIG_NOTIFIER_ERROR_INJECTION is not set
 # CONFIG_FAULT_INJECTION is not set
@@ -3157,6 +3178,7 @@ CONFIG_CRYPTO_MANAGER2=y
 CONFIG_CRYPTO_MANAGER_DISABLE_TESTS=y
 # CONFIG_CRYPTO_GF128MUL is not set
 CONFIG_CRYPTO_NULL=m
+# CONFIG_CRYPTO_PCRYPT is not set
 CONFIG_CRYPTO_WORKQUEUE=y
 # CONFIG_CRYPTO_CRYPTD is not set
 CONFIG_CRYPTO_AUTHENC=m
@@ -3296,6 +3318,7 @@ CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
 CONFIG_CHECK_SIGNATURE=y
+CONFIG_CPU_RMAP=y
 CONFIG_DQL=y
 CONFIG_NLATTR=y
 CONFIG_ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE=y

recipes-bsp/linux/linux-sysmocom_git.bb

@@ -16,7 +16,7 @@ BTS_FIRMWARE_NAME_sysmobts-2050 = "sysmobts-v2"
 
 SRCREV = "ad70d9a96e62bcdbc184512ae375d5d9b5d318d4"
 
-PR = "r32"
+PR = "r33"
 PV = "${LINUX_VERSION}+git${SRCPV}"
 
 SRC_URI = "git://git.sysmocom.de/sysmo-bts/linux.git;protocol=git;branch=v3.10 \