From: Andy Lutomirski <luto@kernel.org>
To: x86@kernel.org
Cc: linux-kernel@vger.kernel.org, Borislav Petkov <bp@alien8.de>,
Brian Gerst <brgerst@gmail.com>,
David Laight <David.Laight@aculab.com>,
Kees Cook <keescook@chromium.org>,
Peter Zijlstra <peterz@infradead.org>,
Andy Lutomirski <luto@kernel.org>
Subject: [RFC PTI 0/3] Clean up pgd handling and fix VSYSCALL and LDT
Date: Fri, 8 Dec 2017 11:59:08 -0800 [thread overview]
Message-ID: <cover.1512763129.git.luto@kernel.org> (raw)
This needs more testing, but here goes.
Andy Lutomirski (3):
x86/pti: Vastly simplify pgd synchronization
Revert "x86/mm/pti: Disable native VSYSCALL"
x86/pti: Put the LDT in its own PGD if PTI is on
Documentation/x86/x86_64/mm.txt | 11 ++-
arch/x86/Kconfig | 8 --
arch/x86/include/asm/mmu_context.h | 33 +++++++-
arch/x86/include/asm/pgtable_64.h | 74 +++++++----------
arch/x86/include/asm/pgtable_64_types.h | 2 +
arch/x86/include/asm/processor.h | 23 ++++--
arch/x86/kernel/ldt.c | 139 +++++++++++++++++++++++++++++---
arch/x86/mm/pti.c | 52 +++---------
8 files changed, 224 insertions(+), 118 deletions(-)
--
2.13.6
next reply other threads:[~2017-12-08 19:59 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-08 19:59 Andy Lutomirski [this message]
2017-12-08 19:59 ` [RFC PTI 1/3] x86/pti: Vastly simplify pgd synchronization Andy Lutomirski
2017-12-08 20:17 ` Dave Hansen
2017-12-08 20:49 ` Andy Lutomirski
2017-12-08 20:48 ` Dave Hansen
2017-12-08 19:59 ` [RFC PTI 2/3] Revert "x86/mm/pti: Disable native VSYSCALL" Andy Lutomirski
2017-12-08 19:59 ` [RFC PTI 3/3] x86/pti: Put the LDT in its own PGD if PTI is on Andy Lutomirski
2017-12-08 21:48 ` Thomas Gleixner
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