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Linus Torvalds cd278456d4 arch/csky patches for 5.12-rc1 
Features:
  - Add new memory layout 2.5G(user):1.5G(kernel)
  - Add kmemleak support
  - Reconstruct VDSO framework
    Add VDSO with GENERIC_GETTIMEOFDAY,
    GENERIC_TIME_VSYSCALL, HAVE_GENERIC_VDSO
  - Add faulthandler_disabled() check
  - Support(Fixup) swapon
  - Add(Fixup) _PAGE_ACCESSED for default pgprot
  - abort uaccess retries upon fatal signal (From arm)
 
 Fixup & Optimization:
  - Fixup perf probe failed
  - Fixup show_regs doesn't contain regs->usp
  - Remove custom asm/atomic.h implementation
  - Fixup barrier design
  - Fixup futex SMP implementation
  - Fixup asm/cmpxchg.h with correct ordering barrier
  - Cleanup asm/spinlock.h
  - Fixup PTE global for 2.5:1.5 virtual memory
  - Remove prologue of page fault handler in entry.S
  - Fix TLB maintenance synchronization problem
  - Add show_tlb for CPU_CK860 debug
  - Fixup FAULT_FLAG_XXX param for handle_mm_fault
  - Fixup update_mmu_cache called with user io mapping
  - Fixup do_page_fault parent irq status
  - Fix a size determination in gpr_get()
  - pgtable.h: Coding convention
  - kprobe: Fixup code in simulate without 'long'
  - Fixup pfn_valid error with wrong max_mapnr
  - use free_initmem_default() in free_initmem()
  - Fixup compile error
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Merge tag 'csky-for-linus-5.12-rc1' of git://github.com/c-sky/csky-linux

Pull arch/csky updates from Guo Ren:
 "Features:
   - add new memory layout 2.5G(user):1.5G(kernel)
   - add kmemleak support
   - reconstruct VDSO framework: add VDSO with GENERIC_GETTIMEOFDAY,
     GENERIC_TIME_VSYSCALL, HAVE_GENERIC_VDSO
   - add faulthandler_disabled() check
   - support (fix) swapon
   - add (fix) _PAGE_ACCESSED for default pgprot
   - abort uaccess retries upon fatal signal (from arm)

  Fixes and optimizations:
   - fix perf probe failure
   - fix show_regs doesn't contain regs->usp
   - remove custom asm/atomic.h implementation
   - fix barrier design
   - fix futex SMP implementation
   - fix asm/cmpxchg.h with correct ordering barrier
   - cleanup asm/spinlock.h
   - fix PTE global for 2.5:1.5 virtual memory
   - remove prologue of page fault handler in entry.S
   - fix TLB maintenance synchronization problem
   - add show_tlb for CPU_CK860 debug
   - fix FAULT_FLAG_XXX param for handle_mm_fault
   - fix update_mmu_cache called with user io mapping
   - fix do_page_fault parent irq status
   - fix a size determination in gpr_get()
   - pgtable.h: Coding convention
   - kprobe: Fix code in simulate without 'long'
   - fix pfn_valid error with wrong max_mapnr
   - use free_initmem_default() in free_initmem()
   - fix compile error"

* tag 'csky-for-linus-5.12-rc1' of git://github.com/c-sky/csky-linux: (30 commits)
  csky: Fixup compile error
  csky: use free_initmem_default() in free_initmem()
  csky: Fixup pfn_valid error with wrong max_mapnr
  csky: Add VDSO with GENERIC_GETTIMEOFDAY, GENERIC_TIME_VSYSCALL, HAVE_GENERIC_VDSO
  csky: kprobe: Fixup code in simulate without 'long'
  csky: Fixup swapon
  csky: pgtable.h: Coding convention
  csky: Fixup _PAGE_ACCESSED for default pgprot
  csky: remove unused including <linux/version.h>
  csky: Fix a size determination in gpr_get()
  csky: Reconstruct VDSO framework
  csky: mm: abort uaccess retries upon fatal signal
  csky: Sync riscv mm/fault.c for easy maintenance
  csky: Fixup do_page_fault parent irq status
  csky: Add faulthandler_disabled() check
  csky: Fixup update_mmu_cache called with user io mapping
  csky: Fixup FAULT_FLAG_XXX param for handle_mm_fault
  csky: Add show_tlb for CPU_CK860 debug
  csky: Fix TLB maintenance synchronization problem
  csky: Add kmemleak support
  ...
 		2021-02-28 12:06:45 -08:00
..
probes csky: kprobe: Fixup code in simulate without 'long' 2021-02-27 16:34:50 +08:00
vdso csky: Add VDSO with GENERIC_GETTIMEOFDAY, GENERIC_TIME_VSYSCALL, HAVE_GENERIC_VDSO 2021-02-27 16:35:09 +08:00
Makefile csky: Reconstruct VDSO framework 2021-01-12 09:52:41 +08:00
asm-offsets.c csky: Fixup gdbmacros.txt with name sp in thread_struct 2020-05-15 00:16:18 +08:00
atomic.S csky: Remove prologue of page fault handler in entry.S 2021-01-12 09:52:40 +08:00
cpu-probe.c csky: Exception handling and mm-fault 2018-10-25 23:36:19 +08:00
entry.S csky: Fixup do_page_fault parent irq status 2021-01-12 09:52:41 +08:00
ftrace.c maccess: rename probe_kernel_{read,write} to copy_{from,to}_kernel_nofault 2020-06-17 10:57:41 -07:00
head.S csky: Add memory layout 2.5G(user):1.5G(kernel) 2021-01-12 09:52:40 +08:00
irq.c csky: IRQ handling 2018-10-26 00:54:22 +08:00
module.c mm: don't include asm/pgtable.h if linux/mm.h is already included 2020-06-09 09:39:13 -07:00
perf_callchain.c csky: Fixup perf callchain unwind 2020-05-13 17:55:05 +08:00
perf_event.c csky: Add VDSO with GENERIC_GETTIMEOFDAY, GENERIC_TIME_VSYSCALL, HAVE_GENERIC_VDSO 2021-02-27 16:35:09 +08:00
perf_regs.c perf/arch: Remove perf_sample_data::regs_user_copy 2020-11-09 18:12:34 +01:00
power.c csky: Library functions 2018-10-26 00:54:24 +08:00
process.c arch: setup PF_IO_WORKER threads like PF_KTHREAD 2021-02-21 17:25:22 -07:00
ptrace.c csky: Fix a size determination in gpr_get() 2021-01-12 09:52:41 +08:00
setup.c csky: Add memory layout 2.5G(user):1.5G(kernel) 2021-01-12 09:52:40 +08:00
signal.c csky: Reconstruct VDSO framework 2021-01-12 09:52:41 +08:00
smp.c csky: Add memory layout 2.5G(user):1.5G(kernel) 2021-01-12 09:52:40 +08:00
stacktrace.c kernel: rename show_stack_loglvl() => show_stack() 2020-06-09 09:39:13 -07:00
syscall.c csky: System Call 2018-10-25 23:36:19 +08:00
syscall_table.c csky: System Call 2018-10-25 23:36:19 +08:00
time.c csky: Replace <linux/clk-provider.h> by <linux/of_clk.h> 2020-02-23 12:48:55 +08:00
traps.c csky: Remove prologue of page fault handler in entry.S 2021-01-12 09:52:40 +08:00
vdso.c csky: Add VDSO with GENERIC_GETTIMEOFDAY, GENERIC_TIME_VSYSCALL, HAVE_GENERIC_VDSO 2021-02-27 16:35:09 +08:00
vmlinux.lds.S csky: Add memory layout 2.5G(user):1.5G(kernel) 2021-01-12 09:52:40 +08:00