[GIT PULL] ARC fixes for 4.5-rc6 (updated)

[Vineet Gupta]

Hi Linus,

A critical bug fix since the last pull request and a sweeping defconfig cleanup
from Alexey. Please pull.

P.S. There was a SNAFU in my earlier pull request from this morning, please ignore
that and sorry abt that.

Thx,
-Vineet

------------>
The following changes since commit 18558cae0272f8fd9647e69d3fec1565a7949865:

  Linux 4.5-rc4 (2016-02-14 13:05:20 -0800)

are available in the git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc.git/
tags/arc-4.5-rc6-fixes-upd

for you to fetch changes up to 9ef2d8be55652804205a34dcbfec78b933c0ea30:

  arc: SMP: CONFIG_ARC_IPI_DBG cleanup (2016-02-24 14:15:39 +0530)

----------------------------------------------------------------
ARC fixes for 4.5-rc6
- Fix for csd deadlock due to missing self IPI
- Accompanying IPI cleanups / optimization
- Brown paper bag bug in one of the cleanups above
- Boot reporting updates for new hardware features
- Don't force DEVTMPFS if INITRAMFS

----------------------------------------------------------------
Alexey Brodkin (1):
      arc: get rid of DEVTMPFS dependency on INITRAMFS_SOURCE

Valentin Rothberg (1):
      arc: SMP: CONFIG_ARC_IPI_DBG cleanup

Vineet Gupta (8):
      ARC: Assume multiplier is always present
      ARCv2: boot print Low Latency Memory
      ARCv2: boot report CCMs (Closely Coupled Memories)
      ARCv2: SMP: Emulate IPI to self using software triggered interrupt
      ARC: [intc-compact] Remove IPI setup from ARCompact port
      ARCv2: SMP: Push IPI_IRQ into IPI provider
      ARCv2: Elide sending new cross core intr if receiver didn't ack prev
      ARC: SMP: No need for CONFIG_ARC_IPI_DBG

 arch/arc/Kconfig                           | 18 -------
 arch/arc/Makefile                          |  4 --
 arch/arc/configs/axs101_defconfig          |  4 +-
 arch/arc/configs/axs103_defconfig          | 10 +---
 arch/arc/configs/axs103_smp_defconfig      | 10 +---
 arch/arc/configs/nsim_700_defconfig        |  5 +-
 arch/arc/configs/nsim_hs_defconfig         |  3 +-
 arch/arc/configs/nsim_hs_smp_defconfig     |  6 +--
 arch/arc/configs/nsimosci_defconfig        |  2 +-
 arch/arc/configs/nsimosci_hs_defconfig     |  3 +-
 arch/arc/configs/nsimosci_hs_smp_defconfig | 12 +----
 arch/arc/configs/tb10x_defconfig           | 18 +++----
 arch/arc/include/asm/arcregs.h             | 32 +++++++-----
 arch/arc/include/asm/irq.h                 |  2 -
 arch/arc/include/asm/irqflags-arcv2.h      | 11 ++++
 arch/arc/kernel/entry-arcv2.S              | 11 ++--
 arch/arc/kernel/intc-compact.c             |  3 --
 arch/arc/kernel/mcip.c                     | 60 +++++++++++-----------
 arch/arc/kernel/setup.c                    | 80 +++++++++++++++++++-----------
 arch/arc/kernel/smp.c                      |  3 --
 20 files changed, 134 insertions(+), 163 deletions(-)