[PULL 0/8] xtensa updates for v5.1

[Max Filippov]

Hi Linus,

please pull the following batch of updates for the Xtensa architecture:

The following changes since commit 8834f5600cf3c8db365e18a3d5cac2c2780c81e5:

  Linux 5.0-rc5 (2019-02-03 13:48:04 -0800)

are available in the git repository at:

  git://github.com/jcmvbkbc/linux-xtensa.git tags/xtensa-20190307

for you to fetch changes up to 60deebe6149a3f02fa6a9fa988dda500effda43f:

  xtensa: simplify trap_init (2019-02-07 12:35:32 -0800)

----------------------------------------------------------------
Xtensa updates for v5.1:

- use generic spinlock/rwlock implementations
- clean up IPI processing
- document boot parameters passing to the kernel
- fix get_wchan
- various cleanups in time.c, process.c, traps.c and thread_info.h

----------------------------------------------------------------
Max Filippov (8):
      xtensa: document boot parameter passing
      xtensa: SMP: rework IPI processing
      xtensa: clean up arch/xtensa/kernel/time.c
      xtensa: provide xchg for sizes 1 and 2
      xtensa: use generic spinlock/rwlock implementation
      xtensa: fix get_wchan
      xtensa: drop unused definitions
      xtensa: simplify trap_init

 Documentation/xtensa/booting.txt         |  19 ++++
 arch/xtensa/Kconfig                      |   2 +
 arch/xtensa/include/asm/Kbuild           |   2 +
 arch/xtensa/include/asm/cmpxchg.h        |  36 +++++-
 arch/xtensa/include/asm/spinlock.h       | 185 +------------------------------
 arch/xtensa/include/asm/spinlock_types.h |  15 +--
 arch/xtensa/include/asm/thread_info.h    |   9 --
 arch/xtensa/kernel/process.c             |   6 +-
 arch/xtensa/kernel/smp.c                 |  38 ++++---
 arch/xtensa/kernel/time.c                |  53 +++++----
 arch/xtensa/kernel/traps.c               |   5 +-
 11 files changed, 113 insertions(+), 257 deletions(-)
 create mode 100644 Documentation/xtensa/booting.txt

-- 
Thanks.
-- Max