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authorKees Cook <keescook@chromium.org>2019-10-29 14:13:46 -0700
committerBorislav Petkov <bp@suse.de>2019-11-04 18:30:13 +0100
commit4e9e559a0385930649c1c9cad703d475ee030206 (patch)
treecac0ac92a52be298e6fe0584b2c9f173e0959d93 /arch/powerpc/kernel/vmlinux.lds.S
parentparisc: Move EXCEPTION_TABLE to RO_DATA segment (diff)
downloadlinux-dev-4e9e559a0385930649c1c9cad703d475ee030206.tar.xz
linux-dev-4e9e559a0385930649c1c9cad703d475ee030206.zip
powerpc: Move EXCEPTION_TABLE to RO_DATA segment
Since the EXCEPTION_TABLE is read-only, collapse it into RO_DATA. Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Borislav Petkov <bp@suse.de> Cc: Andy Lutomirski <luto@kernel.org> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: linux-alpha@vger.kernel.org Cc: linux-arch@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-c6x-dev@linux-c6x.org Cc: linux-ia64@vger.kernel.org Cc: linux-s390@vger.kernel.org Cc: linuxppc-dev@lists.ozlabs.org Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Michal Simek <monstr@monstr.eu> Cc: Rick Edgecombe <rick.p.edgecombe@intel.com> Cc: Segher Boessenkool <segher@kernel.crashing.org> Cc: Will Deacon <will@kernel.org> Cc: x86-ml <x86@kernel.org> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Link: https://lkml.kernel.org/r/20191029211351.13243-25-keescook@chromium.org
Diffstat (limited to 'arch/powerpc/kernel/vmlinux.lds.S')
-rw-r--r--arch/powerpc/kernel/vmlinux.lds.S2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S
index 4e7cec088c8b..8834220036a5 100644
--- a/arch/powerpc/kernel/vmlinux.lds.S
+++ b/arch/powerpc/kernel/vmlinux.lds.S
@@ -7,6 +7,7 @@
#define BSS_FIRST_SECTIONS *(.bss.prominit)
#define EMITS_PT_NOTE
+#define RO_EXCEPTION_TABLE_ALIGN 0
#include <asm/page.h>
#include <asm-generic/vmlinux.lds.h>
@@ -162,7 +163,6 @@ SECTIONS
__stop__btb_flush_fixup = .;
}
#endif
- EXCEPTION_TABLE(0)
/*
* Init sections discarded at runtime