linux-kernel - [PATCH 0/7] x86 vdso32 cleanups

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Message-Id: <1440861626-27008-1-git-send-email-brgerst@gmail.com>
Date:	Sat, 29 Aug 2015 11:20:19 -0400
From:	Brian Gerst <brgerst@...il.com>
To:	x86@...nel.org, linux-kernel@...r.kernel.org
Cc:	Ingo Molnar <mingo@...nel.org>, "H. Peter Anvin" <hpa@...or.com>,
	Denys Vlasenko <dvlasenk@...hat.com>,
	Andy Lutomirski <luto@...capital.net>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: [PATCH 0/7] x86 vdso32 cleanups

This patch set contains several cleanups to the 32-bit VDSO.  The
main change is to only build one VDSO image, and select the syscall
entry point at runtime.

 arch/x86/entry/vdso/.gitignore                 |  4 +---
 arch/x86/entry/vdso/Makefile                   | 53 ++++++++++++++++++++++-------------------------------
 arch/x86/entry/vdso/{vdso32 => }/int80.S       | 13 +------------
 arch/x86/entry/vdso/{vdso32 => }/sigreturn.S   |  9 +++++++--
 arch/x86/entry/vdso/{vdso32 => }/syscall.S     | 23 +++++------------------
 arch/x86/entry/vdso/{vdso32 => }/sysenter.S    | 19 +++++--------------
 arch/x86/entry/vdso/vclock_gettime.c           | 31 +++++++++++++++++++++++++++++++
 arch/x86/entry/vdso/vdso-note.S                | 32 +++++++++++++++++++++++++++++++-
 arch/x86/entry/vdso/vdso2c.c                   |  2 ++
 arch/x86/entry/vdso/vdso32-setup.c             | 15 ++++++++-------
 arch/x86/entry/vdso/{vdso32 => }/vdso32.lds.S  |  2 +-
 arch/x86/entry/vdso/vdso32/.gitignore          |  1 -
 arch/x86/entry/vdso/vdso32/note.S              | 44 --------------------------------------------
 arch/x86/entry/vdso/vdso32/vclock_gettime.c    | 30 ------------------------------
 arch/x86/entry/vdso/vdso32/vdso-fakesections.c |  1 -
 arch/x86/entry/vdso/vma.c                      |  6 +++---
 arch/x86/ia32/ia32_signal.c                    |  4 ++--
 arch/x86/include/asm/elf.h                     |  3 +--
 arch/x86/include/asm/vdso.h                    | 20 +++++++++++++-------
 arch/x86/kernel/signal.c                       |  4 ++--
 arch/x86/xen/setup.c                           | 13 ++-----------
 arch/x86/xen/vdso.h                            |  4 ----
 22 files changed, 137 insertions(+), 196 deletions(-)

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