[PATCH v4 8/9] loongarch: avoid orphan input sections
From: Ard Biesheuvel <ardb@kernel.org>
Date: 2022-08-27 08:42:46
Also in:
linux-efi
Subsystem:
loongarch, the rest · Maintainers:
Huacai Chen, Linus Torvalds
Ensure that all input sections are listed explicitly in the linker script, and issue a warning otherwise. This ensures that the binary image matches the PE/COFF and other image metadata exactly, which is important for things like code signing. Signed-off-by: Ard Biesheuvel <ardb@kernel.org> --- arch/loongarch/Kconfig | 1 + arch/loongarch/kernel/vmlinux.lds.S | 2 ++ 2 files changed, 3 insertions(+)
diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig
index fca106a8b8af..407502da4335 100644
--- a/arch/loongarch/Kconfig
+++ b/arch/loongarch/Kconfig@@ -51,6 +51,7 @@ config LOONGARCH select ARCH_USE_CMPXCHG_LOCKREF select ARCH_USE_QUEUED_RWLOCKS select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT + select ARCH_WANT_LD_ORPHAN_WARN select ARCH_WANTS_NO_INSTR select BUILDTIME_TABLE_SORT select COMMON_CLK
diff --git a/arch/loongarch/kernel/vmlinux.lds.S b/arch/loongarch/kernel/vmlinux.lds.S
index 36d042739f3c..17d33308dfba 100644
--- a/arch/loongarch/kernel/vmlinux.lds.S
+++ b/arch/loongarch/kernel/vmlinux.lds.S@@ -74,6 +74,8 @@ SECTIONS EXIT_DATA } + .rela.dyn : { *(.rela.dyn) *(.rela*) } + #ifdef CONFIG_SMP PERCPU_SECTION(1 << CONFIG_L1_CACHE_SHIFT) #endif
--
2.35.1
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel