From: Joey Gouly <joey.gouly@arm.com>
To: <linux-arm-kernel@lists.infradead.org>
Cc: <nd@arm.com>, <catalin.marinas@arm.com>, <joey.gouly@arm.com>,
<keescook@chromium.org>, <masahiroy@kernel.org>,
<vincenzo.frascino@arm.com>, <will@kernel.org>
Subject: [PATCH v5 1/4] arm64: vdso: put ELF related sections in the linker script
Date: Tue, 10 May 2022 10:58:31 +0100 [thread overview]
Message-ID: <20220510095834.32394-2-joey.gouly@arm.com> (raw)
In-Reply-To: <20220510095834.32394-1-joey.gouly@arm.com>
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>
---
arch/arm64/kernel/vdso/vdso.lds.S | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/arch/arm64/kernel/vdso/vdso.lds.S b/arch/arm64/kernel/vdso/vdso.lds.S
index a5e61e09ea92..1cd85258c079 100644
--- a/arch/arm64/kernel/vdso/vdso.lds.S
+++ b/arch/arm64/kernel/vdso/vdso.lds.S
@@ -11,6 +11,7 @@
#include <linux/const.h>
#include <asm/page.h>
#include <asm/vdso.h>
+#include <asm-generic/vmlinux.lds.h>
OUTPUT_FORMAT("elf64-littleaarch64", "elf64-bigaarch64", "elf64-littleaarch64")
OUTPUT_ARCH(aarch64)
@@ -49,11 +50,26 @@ SECTIONS
.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
_end = .;
PROVIDE(end = .);
+ DWARF_DEBUG
+ ELF_DETAILS
+
/DISCARD/ : {
*(.data .data.* .gnu.linkonce.d.* .sdata*)
*(.bss .sbss .dynbss .dynsbss)
--
2.17.1
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next prev parent reply other threads:[~2022-05-10 10:00 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-10 9:58 [PATCH v5 0/4] Enable orphan-handling=warn for VDSO Joey Gouly
2022-05-10 9:58 ` Joey Gouly [this message]
2022-05-10 10:39 ` [PATCH v5 1/4] arm64: vdso: put ELF related sections in the linker script Vincenzo Frascino
2022-05-10 9:58 ` [PATCH v5 2/4] arm64: vdso: enable orphan handling for VDSO Joey Gouly
2022-05-10 9:58 ` [PATCH v5 3/4] arm64: vdso32: put ELF related sections in the linker script Joey Gouly
2022-05-10 9:58 ` [PATCH v5 4/4] arm64: vdso32: enable orphan handling for VDSO Joey Gouly
2022-06-23 17:53 ` [PATCH v5 0/4] Enable orphan-handling=warn " Will Deacon
2022-06-23 18:05 ` Joey Gouly
2022-06-23 19:34 ` Will Deacon
2022-06-23 19:31 ` Will Deacon
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