Linus,
Please pull the following changes for 4.1 from:
git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile.git HEAD
These are a grab bag of changes to improve debugging and respond to a variety
of issues raised on LKML over the last couple of months.
Chris Metcalf (11):
tile: modify arch_spin_unlock_wait() semantics
tile: use READ_ONCE() in arch_spin_is_locked()
tile: add <asm/word-at-a-time.h> and enable support functions
drivers/tty/hvc/hvc_tile.c: properly return -EAGAIN
tile: support delivering NMIs for multicore backtrace
tile: set up initial stack top to honor STACK_TOP_DELTA
tile: fix "odd fault" warning for stack backtraces
tile: improve stack backtrace
tile: force CONFIG_TILEGX if ARCH != tilepro
tile: vdso: use raw_read_seqcount_begin() in vdso
tile: avoid a "label not used" warning in do_page_fault()
arch/tile/Kconfig | 7 +-
arch/tile/include/asm/irq.h | 5 ++
arch/tile/include/asm/processor.h | 2 -
arch/tile/include/asm/spinlock_32.h | 6 +-
arch/tile/include/asm/spinlock_64.h | 5 +-
arch/tile/include/asm/stack.h | 13 ++--
arch/tile/include/asm/thread_info.h | 1 +
arch/tile/include/asm/traps.h | 8 ++
arch/tile/include/asm/uaccess.h | 66 +++-------------
arch/tile/include/asm/word-at-a-time.h | 36 +++++++++
arch/tile/include/hv/hypervisor.h | 60 +++++++++++++-
arch/tile/kernel/entry.S | 7 --
arch/tile/kernel/hvglue.S | 3 +-
arch/tile/kernel/hvglue_trace.c | 4 +
arch/tile/kernel/intvec_64.S | 6 ++
arch/tile/kernel/process.c | 138 +++++++++++++++++++++++++++++----
arch/tile/kernel/setup.c | 2 +-
arch/tile/kernel/stack.c | 125 +++++++++++++++++------------
arch/tile/kernel/traps.c | 15 ++++
arch/tile/kernel/vdso/vgettimeofday.c | 10 +--
arch/tile/lib/exports.c | 3 -
arch/tile/lib/spinlock_32.c | 11 ++-
arch/tile/lib/spinlock_64.c | 11 ++-
arch/tile/lib/usercopy_32.S | 46 -----------
arch/tile/lib/usercopy_64.S | 46 -----------
arch/tile/mm/fault.c | 17 ++--
drivers/tty/hvc/hvc_tile.c | 3 +-
27 files changed, 402 insertions(+), 254 deletions(-)
create mode 100644 arch/tile/include/asm/word-at-a-time.h
--
Chris Metcalf, EZChip Semiconductor
http://www.ezchip.com
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