Pull arm64 fixes from Will Deacon:
"The main things are getting kgdb up and running with upstream GDB
after a protocol change was reverted and fixing our spin_unlock_wait
and spin_is_locked implementations after doing some similar work with
PeterZ on the qspinlock code last week. Whilst we haven't seen any
failures in practice, it's still worth getting this fixed.
Summary:
- Plug the ongoing spin_unlock_wait/spin_is_locked mess
- KGDB protocol fix to sync w/ GDB
- Fix MIDR-based PMU probing for old 32-bit SMP systems
(OMAP4/Realview)
- Minor tweaks to the fault handling path"
* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
arm64: kgdb: Match pstate size with gdbserver protocol
arm64: spinlock: Ensure forward-progress in spin_unlock_wait
arm64: spinlock: fix spin_unlock_wait for LSE atomics
arm64: spinlock: order spin_{is_locked,unlock_wait} against local locks
arm: pmu: Fix non-devicetree probing
arm64: mm: mark fault_info table const
arm64: fix dump_instr when PAN and UAO are in use
9cbbef4efb