ARC: extable: Enable sorting at build time

Avoids wasting cycles at boot specially on slower simulators

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Cc: Michal Marek <mmarek@suse.cz>
Cc: Francois Bedard <fbedard@synopsys.com>
Cc: linux-kernel@vger.kernel.org
Acked-by: David Daney <david.daney@cavium.com>

diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index 2ee0c9bfd0325537a5d9299649abac4992b722f5..9063ae6553ccb7a0a220b8db667ac770627addbf 100644 (file)
--- 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/scripts/sortextable.c b/scripts/sortextable.c
index 5f7a8b663cb9c9eb59b32f4ce63076a6a86914cc..7941fbdfb050e573120f36b770ae8321130d8d01 100644 (file)
--- 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: