[GIT PULL] arm64 fixes for -rc2

[Will Deacon]

Hi Linus,

Please pull these arm64 fixes for -rc2. Summary in the tag, but it's all
reasonably straightforward. There are some more fixes on the horizon,
but nothing disastrous yet.

Cheers,

Will

--->8

The following changes since commit bb6d3fb354c5ee8d6bde2d576eb7220ea09862b9:

  Linux 5.6-rc1 (2020-02-09 16:08:48 -0800)

are available in the Git repository at:

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

for you to fetch changes up to d91771848f0ae2eec250a9345926a1a3558fa943:

  arm64: time: Replace <linux/clk-provider.h> by <linux/of_clk.h> (2020-02-12 17:26:38 +0000)

----------------------------------------------------------------
arm64 fixes for -rc2

- Fix build when KASLR is enabled but CONFIG_ARCH_RANDOM is not set

- Fix context-switching of SSBS state on systems that implement it

- Fix spinlock compiler warning introduced during the merge window

- Fix incorrect header inclusion (linux/clk-provider.h)

- Use SYSCTL_{ZERO,ONE} instead of rolling our own static variables

- Don't scream if optional SMMUv3 PMU irq is missing

- Remove some unused function prototypes

----------------------------------------------------------------
Anshuman Khandual (1):
      arm64: Drop do_el0_ia_bp_hardening() & do_sp_pc_abort() declarations

Geert Uytterhoeven (1):
      arm64: time: Replace <linux/clk-provider.h> by <linux/of_clk.h>

John Garry (1):
      perf/smmuv3: Use platform_get_irq_optional() for wired interrupt

Matteo Croce (1):
      arm64: use shared sysctl constants

Qian Cai (1):
      arm64/spinlock: fix a -Wunused-function warning

Robin Murphy (1):
      arm64: Fix CONFIG_ARCH_RANDOM=n build

Will Deacon (1):
      arm64: ssbs: Fix context-switch when SSBS is present on all CPUs

 arch/arm64/include/asm/exception.h |  4 ----
 arch/arm64/include/asm/spinlock.h  |  6 +++++-
 arch/arm64/kernel/kaslr.c          |  1 +
 arch/arm64/kernel/process.c        | 13 +++++++++----
 arch/arm64/kernel/time.c           |  2 +-
 drivers/perf/arm_smmuv3_pmu.c      |  2 +-
 6 files changed, 17 insertions(+), 11 deletions(-)