lkml.org 
[lkml]   [2022]   [May]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [PATCH V10 11/22] LoongArch: Add process management
From
On 5/14/22 16:03, Huacai Chen wrote:
> Add process management support for LoongArch, including: thread info
> definition, context switch and process tracing.
>
> Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
> ---
> arch/loongarch/include/asm/fpu.h | 129 +++++++
> arch/loongarch/include/asm/idle.h | 9 +
> arch/loongarch/include/asm/mmu.h | 16 +
> arch/loongarch/include/asm/mmu_context.h | 152 ++++++++
> arch/loongarch/include/asm/processor.h | 209 +++++++++++
> arch/loongarch/include/asm/ptrace.h | 152 ++++++++
> arch/loongarch/include/asm/switch_to.h | 37 ++
> arch/loongarch/include/asm/thread_info.h | 106 ++++++
> arch/loongarch/include/uapi/asm/ptrace.h | 52 +++
> arch/loongarch/kernel/fpu.S | 264 ++++++++++++++
> arch/loongarch/kernel/idle.c | 16 +
> arch/loongarch/kernel/process.c | 260 ++++++++++++++
> arch/loongarch/kernel/ptrace.c | 431 +++++++++++++++++++++++
> arch/loongarch/kernel/switch.S | 35 ++
> 14 files changed, 1868 insertions(+)
> create mode 100644 arch/loongarch/include/asm/fpu.h
> create mode 100644 arch/loongarch/include/asm/idle.h
> create mode 100644 arch/loongarch/include/asm/mmu.h
> create mode 100644 arch/loongarch/include/asm/mmu_context.h
> create mode 100644 arch/loongarch/include/asm/processor.h
> create mode 100644 arch/loongarch/include/asm/ptrace.h
> create mode 100644 arch/loongarch/include/asm/switch_to.h
> create mode 100644 arch/loongarch/include/asm/thread_info.h
> create mode 100644 arch/loongarch/include/uapi/asm/ptrace.h
> create mode 100644 arch/loongarch/kernel/fpu.S
> create mode 100644 arch/loongarch/kernel/idle.c
> create mode 100644 arch/loongarch/kernel/process.c
> create mode 100644 arch/loongarch/kernel/ptrace.c
> create mode 100644 arch/loongarch/kernel/switch.S

The context handling code already saw use in released version of strace
[1] [2], so it appears appropriate to consider the user-space additions
to be in a reasonably good shape already.

Reviewed-by: WANG Xuerui <git@xen0n.name>

[1]: https://github.com/strace/strace/pull/205
[2]: https://github.com/strace/strace/pull/207

\
 
 \ /
  Last update: 2022-05-15 11:21    [W:0.342 / U:1.036 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site