[GIT PULL] nds32 updates for v4.19

[GIT PULL] nds32 updates for v4.19

[Greentime Hu]

Hi Linus,

The following changes since commit 57361846b52bc686112da6ca5368d11210796804:

  Linux 4.19-rc2 (2018-09-02 14:37:30 -0700)

are available in the Git repository at:

  ssh://git@gitolite.kernel.org/pub/scm/linux/kernel/git/greentime/linux.git
tags/nds32-for-linus-4.19-tag1

for you to fetch changes up to 3350139c0ff3c95724b784f7109987d533cb3ecd:

  nds32: linker script: GCOV kernel may refers data in __exit
(2018-09-05 10:16:26 +0800)

----------------------------------------------------------------
nds32 patches for 4.19

Here is the nds32 patch set based on 4.19-rc2.
Contained in here are the bug fixes, building error fixes and ftrace support
for nds32.

These are the LTP20170427 testing results.

Total Tests: 1902
Total Skipped Tests: 592
Total Failures: 420
Kernel Version: 4.19.0-rc2-00018-g2c9d30cc16f0-dirty
Machine Architecture: nds32

Signed-off-by: Greentime Hu <greentime@andestech.com>

----------------------------------------------------------------
Greentime Hu (5):
      nds32: fix logic for module
      nds32: Only print one page of stack when die to prevent printing
too much information.
      nds32: Fix a kernel panic issue because of wrong frame pointer access.
      nds32: fix build error because of wrong semicolon
      nds32: linker script: GCOV kernel may refers data in __exit

YueHaibing (1):
      nds32: add NULL entry to the end of_device_id array

Zong Li (12):
      nds32: Fix empty call trace
      nds32: Fix get_user/put_user macro expand pointer problem
      nds32: Clean up the coding style
      nds32: Extract the checking and getting pointer to a macro
      nds32/ftrace: Support static function tracer
      nds32/ftrace: Support static function graph tracer
      nds32/ftrace: Add RECORD_MCOUNT support
      nds32/ftrace: Support dynamic function tracer
      nds32/ftrace: Support dynamic function graph tracer
      nds32/stack: Get real return address by using ftrace_graph_ret_addr
      nds32: Remove the deprecated ABI implementation
      nds32: Add macro definition for offset of lp register on stack

 arch/nds32/Kconfig               |   4 ++
 arch/nds32/Makefile              |   4 ++
 arch/nds32/include/asm/elf.h     |   4 +-
 arch/nds32/include/asm/ftrace.h  |  46 ++++++++++++++++++++++
 arch/nds32/include/asm/nds32.h   |   1 +
 arch/nds32/include/asm/uaccess.h | 229
++++++++++++++++++++++++++++++++++++++++++++++++++++++++-----------------------------------------------------
 arch/nds32/kernel/Makefile       |   6 +++
 arch/nds32/kernel/atl2c.c        |   3 +-
 arch/nds32/kernel/ex-entry.S     |   2 +-
 arch/nds32/kernel/ex-exit.S      |   4 +-
 arch/nds32/kernel/ftrace.c       | 309
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 arch/nds32/kernel/module.c       |   4 +-
 arch/nds32/kernel/stacktrace.c   |   6 ++-
 arch/nds32/kernel/traps.c        |  42 +++++---------------
 arch/nds32/kernel/vmlinux.lds.S  |  12 ++++++
 scripts/recordmcount.pl          |   3 ++
 16 files changed, 527 insertions(+), 152 deletions(-)
 create mode 100644 arch/nds32/include/asm/ftrace.h
 create mode 100644 arch/nds32/kernel/ftrace.c