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380e57e2d4
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
69 lines
1 KiB
ArmAsm
69 lines
1 KiB
ArmAsm
/* SPDX-License-Identifier: GPL-2.0 */
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#define RO_EXCEPTION_TABLE_ALIGN 16
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#include <asm-generic/vmlinux.lds.h>
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#include <asm/page.h>
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#include <asm/thread_info.h>
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#define ROMTOP 0x000000
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#define RAMTOP 0x400000
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jiffies = jiffies_64 + 4;
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ENTRY(_start)
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SECTIONS
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{
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#if defined(CONFIG_ROMKERNEL)
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. = ROMTOP;
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.vectors :
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{
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_vector = . ;
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*(.vector*)
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}
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#else
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. = RAMTOP;
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_ramstart = .;
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. = . + CONFIG_OFFSET;
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#endif
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_text = .;
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HEAD_TEXT_SECTION
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.text : {
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_stext = . ;
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TEXT_TEXT
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SCHED_TEXT
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CPUIDLE_TEXT
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LOCK_TEXT
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#if defined(CONFIG_ROMKERNEL)
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*(.int_redirect)
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#endif
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_etext = . ;
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}
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RO_DATA(4)
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ROMEND = .;
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#if defined(CONFIG_ROMKERNEL)
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. = RAMTOP;
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_ramstart = .;
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#define ADDR(x) ROMEND
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#endif
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_sdata = . ;
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__data_start = . ;
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RW_DATA(0, PAGE_SIZE, THREAD_SIZE)
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#if defined(CONFIG_ROMKERNEL)
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#undef ADDR
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#endif
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. = ALIGN(0x4) ;
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__init_begin = .;
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INIT_TEXT_SECTION(4)
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INIT_DATA_SECTION(4)
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__init_end = .;
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_edata = . ;
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_begin_data = LOADADDR(.data);
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_sbss =.;
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BSS_SECTION(0, 0 ,0)
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_ebss =.;
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_ramend = .;
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_end = .;
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DISCARDS
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}
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