[GIT PULL] csky changes for v5.2-rc1

From: guoren
Date: Wed May 08 2019 - 05:10:08 EST


The following changes since commit 085b7755808aa11f78ab9377257e1dad2e6fa4bb:

Linux 5.1-rc6 (2019-04-21 10:45:57 -0700)

are available in the git repository at:

https://github.com/c-sky/csky-linux.git tags/csky-for-linus-5.2-rc1

for you to fetch changes up to a691f3334d58b833e41d56de1b9820e687edcd78:

csky/syscall_trace: Fixup return processing flow (2019-04-22 15:55:28 +0800)

----------------------------------------------------------------
arch/csky patches for 5.2-rc1

Here are the patches which made on 5.1-rc6 and all are tested in our
buildroot gitlab CI:
https://gitlab.com/c-sky/buildroot/pipelines/57892579

- Fixup vdsp&fpu issues in kernel
- Add dynamic function tracer
- Use in_syscall & forget_syscall instead of r11_sig
- Reconstruct signal processing
- Support dynamic start physical address
- Fixup wrong update_mmu_cache implementation
- Support vmlinux bootup with MMU off
- Use va_pa_offset instead of phys_offset
- Fixup syscall_trace return processing flow
- Add perf callchain support
- Add perf_arch_fetch_caller_regs support
- Add page fault perf event support
- Add support for perf registers sampling

----------------------------------------------------------------
Guo Ren (12):
csky: Fixup vdsp&fpu issues in kernel
csky/ftrace: Add dynamic function tracer (include graph tracer)
csky: Update syscall_trace_enter/exit implementation
csky: Add non-uapi asm/ptrace.h namespace
csky: Use in_syscall & forget_syscall instead of r11_sig
csky: Reconstruct signal processing
csky: Support dynamic start physical address
csky: Fixup wrong update_mmu_cache implementation
csky: Support vmlinux bootup with MMU off
csky: Use va_pa_offset instead of phys_offset
csky: Fixup compile warning
csky/syscall_trace: Fixup return processing flow

Jagadeesh Pagadala (1):
csky: mm/fault.c: Remove duplicate header

Mao Han (4):
csky: Add perf callchain support
csky: Add perf_arch_fetch_caller_regs support
csky: add page fault perf event support
csky: Add support for perf registers sampling

Masahiro Yamada (1):
csky: remove redundant generic-y

arch/csky/Kconfig | 7 +-
arch/csky/Makefile | 2 +-
arch/csky/abiv1/inc/abi/ckmmu.h | 24 ++-
arch/csky/abiv1/inc/abi/entry.h | 41 ++--
arch/csky/abiv1/inc/abi/regdef.h | 5 +-
arch/csky/abiv2/cacheflush.c | 13 +-
arch/csky/abiv2/inc/abi/ckmmu.h | 34 +++-
arch/csky/abiv2/inc/abi/entry.h | 87 +++++++--
arch/csky/abiv2/inc/abi/regdef.h | 5 +-
arch/csky/abiv2/mcount.S | 39 +++-
arch/csky/abiv2/memmove.S | 6 +-
arch/csky/include/asm/Kbuild | 1 -
arch/csky/include/asm/ftrace.h | 18 +-
arch/csky/include/asm/mmu_context.h | 17 +-
arch/csky/include/asm/page.h | 39 ++--
arch/csky/include/asm/perf_event.h | 8 +
arch/csky/include/asm/ptrace.h | 41 ++++
arch/csky/include/asm/syscall.h | 9 +
arch/csky/include/asm/thread_info.h | 27 ++-
arch/csky/include/asm/unistd.h | 2 +
arch/csky/include/uapi/asm/perf_regs.h | 51 +++++
arch/csky/include/uapi/asm/ptrace.h | 15 --
arch/csky/kernel/Makefile | 2 +
arch/csky/kernel/atomic.S | 26 +--
arch/csky/kernel/entry.S | 77 +++-----
arch/csky/kernel/ftrace.c | 148 +++++++++++++-
arch/csky/kernel/head.S | 60 +-----
arch/csky/kernel/perf_callchain.c | 119 +++++++++++
arch/csky/kernel/perf_regs.c | 40 ++++
arch/csky/kernel/ptrace.c | 51 +++--
arch/csky/kernel/setup.c | 12 +-
arch/csky/kernel/signal.c | 348 +++++++++++++--------------------
arch/csky/mm/fault.c | 15 +-
scripts/recordmcount.pl | 3 +
34 files changed, 890 insertions(+), 502 deletions(-)
create mode 100644 arch/csky/include/asm/ptrace.h
create mode 100644 arch/csky/include/uapi/asm/perf_regs.h
create mode 100644 arch/csky/kernel/perf_callchain.c
create mode 100644 arch/csky/kernel/perf_regs.c