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linux-next/arch/h8300/kernel/vmlinux.lds.S
Kees Cook 380e57e2d4 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@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: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Heiko Carstens <heiko.carstens@de.ibm.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: linuxppc-dev@lists.ozlabs.org
Cc: linux-s390@vger.kernel.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: uclinux-h8-devel@lists.sourceforge.jp
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/20191029211351.13243-21-keescook@chromium.org
2019-11-04 18:12:55 +01:00

70 lines
1.0 KiB
ArmAsm

/* 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>
#define ROMTOP 0x000000
#define RAMTOP 0x400000
jiffies = jiffies_64 + 4;
ENTRY(_start)
SECTIONS
{
#if defined(CONFIG_ROMKERNEL)
. = ROMTOP;
.vectors :
{
_vector = . ;
*(.vector*)
}
#else
. = RAMTOP;
_ramstart = .;
. = . + CONFIG_OFFSET;
#endif
_text = .;
HEAD_TEXT_SECTION
.text : {
_stext = . ;
TEXT_TEXT
SCHED_TEXT
CPUIDLE_TEXT
LOCK_TEXT
#if defined(CONFIG_ROMKERNEL)
*(.int_redirect)
#endif
_etext = . ;
}
RO_DATA(4)
ROMEND = .;
#if defined(CONFIG_ROMKERNEL)
. = RAMTOP;
_ramstart = .;
#define ADDR(x) ROMEND
#endif
_sdata = . ;
__data_start = . ;
RW_DATA(0, PAGE_SIZE, THREAD_SIZE)
#if defined(CONFIG_ROMKERNEL)
#undef ADDR
#endif
. = ALIGN(0x4) ;
__init_begin = .;
INIT_TEXT_SECTION(4)
INIT_DATA_SECTION(4)
__init_end = .;
_edata = . ;
_begin_data = LOADADDR(.data);
_sbss =.;
BSS_SECTION(0, 0 ,0)
_ebss =.;
_ramend = .;
_end = .;
DISCARDS
}