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arm64: vdso: put ELF related sections in the linker script

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Use macros from vmlinux.lds.h to explicitly name sections that are included
in the VDSO output.

Signed-off-by: Joey Gouly <joey.gouly@arm.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Masahiro Yamada <masahiroy@kernel.org>
Cc: Vincenzo Frascino <vincenzo.frascino@arm.com>
Cc: Kees Cook <keescook@chromium.org>
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Link: https://lore.kernel.org/r/20220510095834.32394-2-joey.gouly@arm.com
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Joey Gouly
2022-05-10 10:58:31 +01:00
committed by Will Deacon
parent a111daf0c5
commit b87d34ca60
1 changed files with 16 additions and 0 deletions
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16
arch/arm64/kernel/vdso/vdso.lds.S
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@@ -11,6 +11,7 @@
#include <linux/const.h> #include <linux/const.h>
#include <asm/page.h> #include <asm/page.h>
#include <asm/vdso.h> #include <asm/vdso.h>
#include <asm-generic/vmlinux.lds.h>
OUTPUT_FORMAT("elf64-littleaarch64", "elf64-bigaarch64", "elf64-littleaarch64") OUTPUT_FORMAT("elf64-littleaarch64", "elf64-bigaarch64", "elf64-littleaarch64")
OUTPUT_ARCH(aarch64) OUTPUT_ARCH(aarch64)
@@ -49,11 +50,26 @@ SECTIONS
.dynamic : { *(.dynamic) } :text :dynamic .dynamic : { *(.dynamic) } :text :dynamic
.rela.dyn : ALIGN(8) { *(.rela .rela*) }
.plt : {
*(.plt)
*(.plt.*)
*(.iplt)
*(.igot .igot.plt)
}
.got : { *(.got) }
.got.plt : { *(.got.plt) }
.rodata : { *(.rodata*) } :text .rodata : { *(.rodata*) } :text
_end = .; _end = .;
PROVIDE(end = .); PROVIDE(end = .);
DWARF_DEBUG
ELF_DETAILS
/DISCARD/ : { /DISCARD/ : {
*(.data .data.* .gnu.linkonce.d.* .sdata*) *(.data .data.* .gnu.linkonce.d.* .sdata*)
*(.bss .sbss .dynbss .dynsbss) *(.bss .sbss .dynbss .dynsbss)