linux-kernel - [PATCH 0/2] powerpc: stack protector (-fstack-protector) support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <cover.1475181427.git.christophe.leroy@c-s.fr>
Date:   Fri, 30 Sep 2016 16:26:56 +0200 (CEST)
From:   Christophe Leroy <christophe.leroy@....fr>
To:     Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Scott Wood <oss@...error.net>
Cc:     linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        Nicolas Pitre <nicolas.pitre@...aro.org>
Subject: [PATCH 0/2] powerpc: stack protector (-fstack-protector) support

Add HAVE_CC_STACKPROTECTOR to powerpc. This is copied from ARM.

Not tested on PPC64, compile ok with ppc64_defconfig

Christophe Leroy (2):
  powerpc: initial stack protector (-fstack-protector) support
  powerpc/32: stack protector: change the canary value per task

 arch/powerpc/Kconfig                      |  1 +
 arch/powerpc/include/asm/stackprotector.h | 38 +++++++++++++++++++++++++++++++
 arch/powerpc/kernel/Makefile              |  5 ++++
 arch/powerpc/kernel/asm-offsets.c         |  3 +++
 arch/powerpc/kernel/entry_32.S            |  6 ++++-
 arch/powerpc/kernel/process.c             |  6 +++++
 6 files changed, 58 insertions(+), 1 deletion(-)
 create mode 100644 arch/powerpc/include/asm/stackprotector.h

-- 
2.1.0