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Message-Id: <20191011000609.29728-21-keescook@chromium.org>
Date: Thu, 10 Oct 2019 17:06:00 -0700
From: Kees Cook <keescook@...omium.org>
To: Borislav Petkov <bp@...en8.de>
Cc: Kees Cook <keescook@...omium.org>,
Rick Edgecombe <rick.p.edgecombe@...el.com>,
Dave Hansen <dave.hansen@...ux.intel.com>,
Andy Lutomirski <luto@...nel.org>,
Arnd Bergmann <arnd@...db.de>,
Michael Ellerman <mpe@...erman.id.au>,
Heiko Carstens <heiko.carstens@...ibm.com>,
Will Deacon <will@...nel.org>, linux-arch@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
linuxppc-dev@...ts.ozlabs.org, linux-alpha@...r.kernel.org,
linux-ia64@...r.kernel.org, linux-s390@...r.kernel.org,
linux-c6x-dev@...ux-c6x.org,
Yoshinori Sato <ysato@...rs.sourceforge.jp>,
Michal Simek <monstr@...str.eu>, linux-parisc@...r.kernel.org,
linux-xtensa@...ux-xtensa.org, x86@...nel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v2 20/29] h8300: 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@...omium.org>
---
arch/h8300/kernel/vmlinux.lds.S | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/arch/h8300/kernel/vmlinux.lds.S b/arch/h8300/kernel/vmlinux.lds.S
index 2ac7bdcd2fe0..6b1afc2f9b68 100644
--- a/arch/h8300/kernel/vmlinux.lds.S
+++ b/arch/h8300/kernel/vmlinux.lds.S
@@ -1,4 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0 */
+
+#define RO_EXCEPTION_TABLE_ALIGN 16
+
#include <asm-generic/vmlinux.lds.h>
#include <asm/page.h>
#include <asm/thread_info.h>
@@ -37,7 +40,6 @@ SECTIONS
#endif
_etext = . ;
}
- EXCEPTION_TABLE(16)
RO_DATA(4)
ROMEND = .;
#if defined(CONFIG_ROMKERNEL)
--
2.17.1
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