This is still an RFC, based on 7.1-rc1. I will perform more tests locally.
Looking forward to more review comments and test results.

Tiezhu Yang (3):
  LoongArch: Implement CONFIG_THREAD_INFO_IN_TASK
  LoongArch: BPF: Inline bpf_get_current_task{_btf}() helpers
  LoongArch: BPF: Inline bpf_get_smp_processor_id() helper

 arch/loongarch/Kconfig                   |  1 +
 arch/loongarch/include/asm/current.h     | 22 ++++++++++++
 arch/loongarch/include/asm/processor.h   | 44 +++---------------------
 arch/loongarch/include/asm/ptrace.h      |  6 ----
 arch/loongarch/include/asm/smp.h         |  3 +-
 arch/loongarch/include/asm/stackframe.h  |  9 +++--
 arch/loongarch/include/asm/switch_to.h   | 15 ++++++--
 arch/loongarch/include/asm/thread_info.h | 13 +------
 arch/loongarch/kernel/asm-offsets.c      |  7 ++--
 arch/loongarch/kernel/entry.S            |  7 ++--
 arch/loongarch/kernel/head.S             | 18 ++++++----
 arch/loongarch/kernel/process.c          |  6 ++++
 arch/loongarch/kernel/relocate.c         |  2 +-
 arch/loongarch/kernel/setup.c            |  3 ++
 arch/loongarch/kernel/smp.c              |  8 +++--
 arch/loongarch/kernel/switch.S           |  9 ++---
 arch/loongarch/net/bpf_jit.c             | 26 ++++++++++++++
 17 files changed, 115 insertions(+), 84 deletions(-)
 create mode 100644 arch/loongarch/include/asm/current.h

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2.42.0