arm64: Fixes for 3.7

Hi Linus,

Please pull the arm64-fixes tag below. Thanks.

The following changes since commit ddffeb8c4d0331609ef2581d84de4d763607bd37:

Linux 3.7-rc1 (2012-10-14 14:41:04 -0700)

are available in the git repository at:

git://git.kernel.org/pub/scm/linux/kernel/git/cmarinas/linux-aarch64.git tags/arm64-fixes

for you to fetch changes up to aeed41a9371ee02257b608eb06a9058507a7d0f4:

arm64: fix alignment padding in assembly code (2012-10-20 11:12:01 +0100)

----------------------------------------------------------------
Main changes:
- AArch64 Linux compilation fixes following 3.7-rc1 changes (MODULES_USE_ELF_RELA, update_vsyscall() prototype)
- Unnecessary register setting in start_thread() (thanks to Al Viro)
- ptrace fixes

----------------------------------------------------------------
Catalin Marinas (4):
arm64: Select MODULES_USE_ELF_RELA
arm64: Fix the update_vsyscall() prototype
arm64: Ignore memory blocks below PHYS_OFFSET
arm64: No need to set the x0-x2 registers in start_thread()

Marc Zyngier (1):
arm64: fix alignment padding in assembly code

Sachin Kamat (1):
arm64: Remove duplicate inclusion of mmu_context.h in smp.c

Will Deacon (2):
arm64: ptrace: make structure padding explicit for debug registers
arm64: ptrace: use HW_BREAKPOINT_EMPTY type for disabled breakpoints

 arch/arm64/Kconfig                   |  1 +
 arch/arm64/include/asm/Kbuild        |  1 -
 arch/arm64/include/asm/linkage.h     |  7 ++++
 arch/arm64/include/asm/processor.h   | 10 -----
 arch/arm64/include/uapi/asm/ptrace.h |  3 +-
 arch/arm64/kernel/ptrace.c           | 73 +++++++++++++++++++++++++-----------
 arch/arm64/kernel/setup.c            | 12 ++++++
 arch/arm64/kernel/smp.c              |  1 -
 arch/arm64/kernel/vdso.c             | 20 +++++-----
 9 files changed, 83 insertions(+), 45 deletions(-)
 create mode 100644 arch/arm64/include/asm/linkage.h