[PATCH v2 0/2] kdump: simplify code

Tiezhu Yang yangtiezhu at loongson.cn
Fri Dec 10 19:33:06 PST 2021


v2:
  -- add copy_to_user_or_kernel() in lib/usercopy.c
  -- define userbuf as bool type

Tiezhu Yang (2):
  kdump: vmcore: remove copy_to() and add copy_to_user_or_kernel()
  kdump: crashdump: use copy_to_user_or_kernel() to simplify code

 arch/arm/kernel/crash_dump.c     | 12 +++---------
 arch/arm64/kernel/crash_dump.c   | 12 +++---------
 arch/ia64/kernel/crash_dump.c    | 12 +++++-------
 arch/mips/kernel/crash_dump.c    | 11 +++--------
 arch/powerpc/kernel/crash_dump.c | 11 ++++-------
 arch/riscv/kernel/crash_dump.c   | 11 +++--------
 arch/sh/kernel/crash_dump.c      | 11 +++--------
 arch/x86/kernel/crash_dump_32.c  | 11 +++--------
 arch/x86/kernel/crash_dump_64.c  | 15 +++++----------
 fs/proc/vmcore.c                 | 32 +++++++++-----------------------
 include/linux/crash_dump.h       |  8 ++++----
 include/linux/uaccess.h          |  1 +
 lib/usercopy.c                   | 15 +++++++++++++++
 13 files changed, 61 insertions(+), 101 deletions(-)

-- 
2.1.0




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