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From: Balbir Singh <bsingharora@gmail.com>
To: linuxppc-dev@lists.ozlabs.org, mpe@ellerman.id.au
Cc: naveen.n.rao@linux.vnet.ibm.com, ananth@linux.vnet.ibm.com,
	christophe.leroy@c-s.fr, paulus@samba.org, rashmica.g@gmail.com,
	Balbir Singh <bsingharora@gmail.com>
Subject: [PATCH v1 7/8] powerpc/Kconfig: Enable STRICT_KERNEL_RWX
Date: Thu, 25 May 2017 13:36:49 +1000	[thread overview]
Message-ID: <20170525033650.10891-8-bsingharora@gmail.com> (raw)
In-Reply-To: <20170525033650.10891-1-bsingharora@gmail.com>

We have the basic support in the form of patching R/O
text sections, linker scripts for extending alignment
of text data. We've also got mark_rodata_ro()

Signed-off-by: Balbir Singh <bsingharora@gmail.com>
---
 arch/powerpc/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index f7c8f99..8b3f03b 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -171,6 +171,7 @@ config PPC
 	select HAVE_ARCH_MMAP_RND_COMPAT_BITS	if COMPAT
 	select HAVE_ARCH_SECCOMP_FILTER
 	select HAVE_ARCH_TRACEHOOK
+	select ARCH_HAS_STRICT_KERNEL_RWX	if PPC64 && PPC_BOOK3S
 	select HAVE_CBPF_JIT			if !PPC64
 	select HAVE_CONTEXT_TRACKING		if PPC64
 	select HAVE_DEBUG_KMEMLEAK
-- 
2.9.3

  parent reply	other threads:[~2017-05-25  3:37 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-05-25  3:36 [PATCH v1 0/8] Enable STRICT_KERNEL_RWX Balbir Singh
2017-05-25  3:36 ` [PATCH v1 1/8] powerpc/lib/code-patching: Enhance code patching Balbir Singh
2017-05-25  9:11   ` kbuild test robot
2017-05-28 14:29   ` christophe leroy
2017-05-28 22:58     ` Balbir Singh
2017-05-29  6:55       ` Christophe LEROY
2017-05-28 15:59   ` christophe leroy
2017-05-28 22:50     ` Balbir Singh
2017-05-29  5:50       ` Christophe LEROY
2017-05-28 18:00   ` christophe leroy
2017-05-28 22:15     ` Balbir Singh
2017-05-25  3:36 ` [PATCH v1 2/8] powerpc/kprobes: Move kprobes over to patch_instruction Balbir Singh
2017-05-29  8:50   ` Christophe LEROY
2017-05-29 22:11     ` Balbir Singh
2017-05-25  3:36 ` [PATCH v1 3/8] powerpc/xmon: Add patch_instruction supporf for xmon Balbir Singh
2017-05-25  3:36 ` [PATCH v1 4/8] powerpc/vmlinux.lds: Align __init_begin to 16M Balbir Singh
2017-05-25  3:36 ` [PATCH v1 5/8] powerpc/platform/pseries/lpar: Fix updatepp and updateboltedpp Balbir Singh
2017-05-25  3:36 ` [PATCH v1 6/8] powerpc/mm/hash: Implement mark_rodata_ro() for hash Balbir Singh
2017-05-25  3:36 ` Balbir Singh [this message]
2017-05-25 16:45   ` [PATCH v1 7/8] powerpc/Kconfig: Enable STRICT_KERNEL_RWX kbuild test robot
2017-05-29  8:00     ` Christophe LEROY
2017-06-03  5:42       ` Balbir Singh
2017-06-03  5:42         ` Balbir Singh
2017-06-03  5:42         ` Balbir Singh
2017-06-05  5:46         ` Michael Ellerman
2017-06-05  5:46           ` Michael Ellerman
2017-06-05  5:46           ` Michael Ellerman
2017-05-25  3:36 ` [PATCH v1 8/8] powerpc/mm/ptdump: Dump the first entry of the linear mapping as well Balbir Singh
2017-06-05 10:21   ` [v1, " Michael Ellerman
2017-05-25  6:57 ` [PATCH v1 0/8] Enable STRICT_KERNEL_RWX Balbir Singh
2017-05-30 14:32   ` Naveen N. Rao

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