diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index 2ee0c9bfd0325537a5d9299649abac4992b722f5..9063ae6553ccb7a0a220b8db667ac770627addbf 100644
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -8,6 +8,7 @@
 
 config ARC
 	def_bool y
+	select BUILDTIME_EXTABLE_SORT
 	select CLONE_BACKWARDS
 	# ARC Busybox based initramfs absolutely relies on DEVTMPFS for /dev
 	select DEVTMPFS if !INITRAMFS_SOURCE=""
diff --git a/arch/arc/include/uapi/asm/unistd.h b/arch/arc/include/uapi/asm/unistd.h
index 6f30484f34b78c5fa5052e68bbcbd3b4280a193f..68125dd766c68feeb9de6715c9d1694ed24e5491 100644
--- a/arch/arc/include/uapi/asm/unistd.h
+++ b/arch/arc/include/uapi/asm/unistd.h
@@ -8,6 +8,9 @@
 
 /******** no-legacy-syscalls-ABI *******/
 
+#ifndef _UAPI_ASM_ARC_UNISTD_H
+#define _UAPI_ASM_ARC_UNISTD_H
+
 #define __ARCH_WANT_SYS_EXECVE
 #define __ARCH_WANT_SYS_CLONE
 #define __ARCH_WANT_SYS_VFORK
@@ -32,3 +35,5 @@ __SYSCALL(__NR_arc_gettls, sys_arc_gettls)
 /* Generic syscall (fs/filesystems.c - lost in asm-generic/unistd.h */
 #define __NR_sysfs		(__NR_arch_specific_syscall + 3)
 __SYSCALL(__NR_sysfs, sys_sysfs)
+
+#endif
diff --git a/arch/arc/kernel/perf_event.c b/arch/arc/kernel/perf_event.c
index e46d81f709797a868b7cc68cc81ef71277a0f070..63177e4cb66d0d3a323b3e53081d4caaf2550ac0 100644
--- a/arch/arc/kernel/perf_event.c
+++ b/arch/arc/kernel/perf_event.c
@@ -79,9 +79,9 @@ static int arc_pmu_cache_event(u64 config)
 	cache_result	= (config >> 16) & 0xff;
 	if (cache_type >= PERF_COUNT_HW_CACHE_MAX)
 		return -EINVAL;
-	if (cache_type >= PERF_COUNT_HW_CACHE_OP_MAX)
+	if (cache_op >= PERF_COUNT_HW_CACHE_OP_MAX)
 		return -EINVAL;
-	if (cache_type >= PERF_COUNT_HW_CACHE_RESULT_MAX)
+	if (cache_result >= PERF_COUNT_HW_CACHE_RESULT_MAX)
 		return -EINVAL;
 
 	ret = arc_pmu_cache_map[cache_type][cache_op][cache_result];
diff --git a/scripts/sortextable.c b/scripts/sortextable.c
index 5f7a8b663cb9c9eb59b32f4ce63076a6a86914cc..7941fbdfb050e573120f36b770ae8321130d8d01 100644
--- a/scripts/sortextable.c
+++ b/scripts/sortextable.c
@@ -31,6 +31,10 @@
 #include <tools/be_byteshift.h>
 #include <tools/le_byteshift.h>
 
+#ifndef EM_ARCOMPACT
+#define EM_ARCOMPACT	93
+#endif
+
 #ifndef EM_AARCH64
 #define EM_AARCH64	183
 #endif
@@ -268,6 +272,7 @@ do_file(char const *const fname)
 	case EM_S390:
 		custom_sort = sort_relative_table;
 		break;
+	case EM_ARCOMPACT:
 	case EM_ARM:
 	case EM_AARCH64:
 	case EM_MIPS: