Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1345670

[tip:core/objtool] objtool: Enable stack metadata validation on 64-bit x86

Show all headers | View raw

Commit-ID:  d4883d5d6b146fd65f762c462b2c6d4a327c7d50
Gitweb:     http://git.kernel.org/tip/d4883d5d6b146fd65f762c462b2c6d4a327c7d50
Author:     Josh Poimboeuf <jpoimboe@redhat.com>
AuthorDate: Sun, 28 Feb 2016 22:22:43 -0600
Committer:  Ingo Molnar <mingo@kernel.org>
CommitDate: Mon, 29 Feb 2016 08:35:13 +0100

objtool: Enable stack metadata validation on 64-bit x86

Set HAVE_STACK_VALIDATION to enable stack metadata validation for
x86_64.

Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Bernd Petrovitsch <bernd@petrovitsch.priv.at>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Chris J Arges <chris.j.arges@canonical.com>
Cc: Jiri Slaby <jslaby@suse.cz>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Michal Marek <mmarek@suse.cz>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Pedro Alves <palves@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: live-patching@vger.kernel.org
Link: http://lkml.kernel.org/r/cdaeb6914d00a070c0f455cd06989bf3f787a2f6.1456719558.git.jpoimboe@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 arch/x86/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index c46662f..adc5a6d 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -155,6 +155,7 @@ config X86
 	select VIRT_TO_BUS
 	select X86_DEV_DMA_OPS			if X86_64
 	select X86_FEATURE_NAMES		if PROC_FS
+	select HAVE_STACK_VALIDATION		if X86_64
 
 config INSTRUCTION_DECODER
 	def_bool y

Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

[PATCH v19 00/10] Compile-time stack metadata validation Josh Poimboeuf <jpoimboe@redhat.com> - 2016-02-29 05:30 +0100
  [PATCH v19 06/10] sched: always inline context_switch() Josh Poimboeuf <jpoimboe@redhat.com> - 2016-02-29 05:30 +0100
    [tip:core/objtool] sched: Always inline context_switch() tip-bot for Josh Poimboeuf <tipbot@zytor.com> - 2016-02-29 12:10 +0100
  [PATCH v19 09/10] objtool: Add CONFIG_STACK_VALIDATION option Josh Poimboeuf <jpoimboe@redhat.com> - 2016-02-29 05:30 +0100
    [tip:core/objtool] objtool: Add CONFIG_STACK_VALIDATION option tip-bot for Josh Poimboeuf <tipbot@zytor.com> - 2016-02-29 12:10 +0100
      Re: [tip:core/objtool] objtool: Add CONFIG_STACK_VALIDATION option Sebastian Andrzej Siewior <sebastian@breakpoint.cc> - 2016-03-03 15:20 +0100
        Re: [tip:core/objtool] objtool: Add CONFIG_STACK_VALIDATION option Josh Poimboeuf <jpoimboe@redhat.com> - 2016-03-03 16:00 +0100
  [PATCH v19 01/10] objtool: Mark non-standard files and directories Josh Poimboeuf <jpoimboe@redhat.com> - 2016-02-29 05:30 +0100
    [tip:core/objtool] objtool: Mark non-standard object files and  directories tip-bot for Josh Poimboeuf <tipbot@zytor.com> - 2016-02-29 12:00 +0100
  [PATCH v19 07/10] x86/kprobes: Mark kretprobe_trampoline() stack frame as non-standard Josh Poimboeuf <jpoimboe@redhat.com> - 2016-02-29 05:30 +0100
    [tip:core/objtool] x86/kprobes: Mark kretprobe_trampoline() stack  frame as non-standard tip-bot for Josh Poimboeuf <tipbot@zytor.com> - 2016-02-29 12:10 +0100
  [PATCH v19 10/10] objtool: Enable stack metadata validation on x86_64 Josh Poimboeuf <jpoimboe@redhat.com> - 2016-02-29 05:30 +0100
    [tip:core/objtool] objtool: Enable stack metadata validation on  64-bit x86 tip-bot for Josh Poimboeuf <tipbot@zytor.com> - 2016-02-29 12:10 +0100
  [PATCH v19 04/10] bpf: Mark __bpf_prog_run() stack frame as non-standard Josh Poimboeuf <jpoimboe@redhat.com> - 2016-02-29 05:30 +0100
    [tip:core/objtool] bpf: Mark __bpf_prog_run() stack frame as  non-standard tip-bot for Josh Poimboeuf <tipbot@zytor.com> - 2016-02-29 12:10 +0100
  [PATCH v19 03/10] x86/xen: Mark xen_cpuid() stack frame as non-standard Josh Poimboeuf <jpoimboe@redhat.com> - 2016-02-29 05:30 +0100
    [tip:core/objtool] x86/xen: Mark xen_cpuid() stack frame as  non-standard tip-bot for Josh Poimboeuf <tipbot@zytor.com> - 2016-02-29 12:10 +0100

csiph-web