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Subject[PATCH v6 20/29] arm/boot: Handle all sections explicitly
Date
In preparation for warning on orphan sections, use common macros for
debug sections, discards, and text stubs. Add discards for unwanted .note,
and .rel sections.

Signed-off-by: Kees Cook <keescook@chromium.org>
---
arch/arm/boot/compressed/vmlinux.lds.S | 20 ++++++++++----------
1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/arch/arm/boot/compressed/vmlinux.lds.S b/arch/arm/boot/compressed/vmlinux.lds.S
index 09ac33f52814..b914be3a207b 100644
--- a/arch/arm/boot/compressed/vmlinux.lds.S
+++ b/arch/arm/boot/compressed/vmlinux.lds.S
@@ -2,6 +2,7 @@
/*
* Copyright (C) 2000 Russell King
*/
+#include <asm/vmlinux.lds.h>

#ifdef CONFIG_CPU_ENDIAN_BE8
#define ZIMAGE_MAGIC(x) ( (((x) >> 24) & 0x000000ff) | \
@@ -17,8 +18,11 @@ ENTRY(_start)
SECTIONS
{
/DISCARD/ : {
+ COMMON_DISCARDS
*(.ARM.exidx*)
*(.ARM.extab*)
+ *(.note.*)
+ *(.rel.*)
/*
* Discard any r/w data - this produces a link error if we have any,
* which is required for PIC decompression. Local data generates
@@ -36,9 +40,7 @@ SECTIONS
*(.start)
*(.text)
*(.text.*)
- *(.gnu.warning)
- *(.glue_7t)
- *(.glue_7)
+ ARM_STUBS_TEXT
}
.table : ALIGN(4) {
_table_start = .;
@@ -128,12 +130,10 @@ SECTIONS
PROVIDE(__pecoff_data_size = ALIGN(512) - ADDR(.data));
PROVIDE(__pecoff_end = ALIGN(512));

- .stab 0 : { *(.stab) }
- .stabstr 0 : { *(.stabstr) }
- .stab.excl 0 : { *(.stab.excl) }
- .stab.exclstr 0 : { *(.stab.exclstr) }
- .stab.index 0 : { *(.stab.index) }
- .stab.indexstr 0 : { *(.stab.indexstr) }
- .comment 0 : { *(.comment) }
+ STABS_DEBUG
+ DWARF_DEBUG
+ ARM_DETAILS
+
+ ARM_ASSERTS
}
ASSERT(_edata_real == _edata, "error: zImage file size is incorrect");
--
2.25.1
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