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b907693883
Various calculations are using the end of the exception table (which does not need to be executable) as the end of the text segment. Instead, in preparation for moving the exception table into RO_DATA, move _etext after the exception table and update the calculations. 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: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Ingo Molnar <mingo@redhat.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: Nick Desaulniers <ndesaulniers@google.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Rick Edgecombe <rick.p.edgecombe@intel.com> Cc: Ross Zwisler <zwisler@chromium.org> Cc: Segher Boessenkool <segher@kernel.crashing.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Thomas Lendacky <Thomas.Lendacky@amd.com> 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/20191029211351.13243-16-keescook@chromium.org
17 lines
382 B
C
17 lines
382 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_X86_SECTIONS_H
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#define _ASM_X86_SECTIONS_H
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#include <asm-generic/sections.h>
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#include <asm/extable.h>
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extern char __brk_base[], __brk_limit[];
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extern char __end_rodata_aligned[];
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#if defined(CONFIG_X86_64)
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extern char __end_rodata_hpage_align[];
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#endif
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extern char __end_of_kernel_reserve[];
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#endif /* _ASM_X86_SECTIONS_H */
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