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authorKees Cook <keescook@chromium.org>2020-08-21 12:42:56 -0700
committerIngo Molnar <mingo@kernel.org>2020-09-01 10:03:17 +0200
commitd7e3b065dc98e95f2dae6d2da031dd4c243bd7be (patch)
tree2bc7e1a9c53d42b315bb4d5a0f1e01a639d42b60 /arch/arm
parentbe2881824ae9eb92a35b094f734f9ca7339ddf6d (diff)
downloadlinux-d7e3b065dc98e95f2dae6d2da031dd4c243bd7be.tar.bz2
arm/build: Refactor linker script headers
In preparation for adding --orphan-handling=warn, refactor the linker script header includes, and extract common macros. Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Ingo Molnar <mingo@kernel.org> Cc: Russell King <linux@armlinux.org.uk> Link: https://lore.kernel.org/r/20200821194310.3089815-16-keescook@chromium.org
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/include/asm/vmlinux.lds.h (renamed from arch/arm/kernel/vmlinux.lds.h)13
-rw-r--r--arch/arm/kernel/vmlinux-xip.lds.S4
-rw-r--r--arch/arm/kernel/vmlinux.lds.S4
3 files changed, 10 insertions, 11 deletions
diff --git a/arch/arm/kernel/vmlinux.lds.h b/arch/arm/include/asm/vmlinux.lds.h
index 381a8e105fa5..a08f4301b718 100644
--- a/arch/arm/kernel/vmlinux.lds.h
+++ b/arch/arm/include/asm/vmlinux.lds.h
@@ -1,4 +1,5 @@
/* SPDX-License-Identifier: GPL-2.0 */
+#include <asm-generic/vmlinux.lds.h>
#ifdef CONFIG_HOTPLUG_CPU
#define ARM_CPU_DISCARD(x)
@@ -49,8 +50,12 @@
EXIT_CALL \
ARM_MMU_DISCARD(*(.text.fixup)) \
ARM_MMU_DISCARD(*(__ex_table)) \
- *(.discard) \
- *(.discard.*)
+ COMMON_DISCARDS
+
+#define ARM_STUBS_TEXT \
+ *(.gnu.warning) \
+ *(.glue_7) \
+ *(.glue_7t)
#define ARM_TEXT \
IDMAP_TEXT \
@@ -64,9 +69,7 @@
CPUIDLE_TEXT \
LOCK_TEXT \
KPROBES_TEXT \
- *(.gnu.warning) \
- *(.glue_7) \
- *(.glue_7t) \
+ ARM_STUBS_TEXT \
. = ALIGN(4); \
*(.got) /* Global offset table */ \
ARM_CPU_KEEP(PROC_INFO)
diff --git a/arch/arm/kernel/vmlinux-xip.lds.S b/arch/arm/kernel/vmlinux-xip.lds.S
index 3d4e88f08196..904c31fa20ed 100644
--- a/arch/arm/kernel/vmlinux-xip.lds.S
+++ b/arch/arm/kernel/vmlinux-xip.lds.S
@@ -9,15 +9,13 @@
#include <linux/sizes.h>
-#include <asm-generic/vmlinux.lds.h>
+#include <asm/vmlinux.lds.h>
#include <asm/cache.h>
#include <asm/thread_info.h>
#include <asm/memory.h>
#include <asm/mpu.h>
#include <asm/page.h>
-#include "vmlinux.lds.h"
-
OUTPUT_ARCH(arm)
ENTRY(stext)
diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S
index 5592f14b7e35..bb950c896a67 100644
--- a/arch/arm/kernel/vmlinux.lds.S
+++ b/arch/arm/kernel/vmlinux.lds.S
@@ -9,15 +9,13 @@
#else
#include <linux/pgtable.h>
-#include <asm-generic/vmlinux.lds.h>
+#include <asm/vmlinux.lds.h>
#include <asm/cache.h>
#include <asm/thread_info.h>
#include <asm/memory.h>
#include <asm/mpu.h>
#include <asm/page.h>
-#include "vmlinux.lds.h"
-
OUTPUT_ARCH(arm)
ENTRY(stext)