website-function

Function: patch_instruction

Status

Regular

• In 4.4: Absent ⚠️
• In 4.8: Absent ⚠️
• In 4.10: Absent ⚠️
• In 4.13: Absent ⚠️
• In 4.15: Absent ⚠️
• In 4.18: Absent ⚠️
• In 5.0: Absent ⚠️
• In 5.3: Absent ⚠️
• In 5.4: Absent ⚠️
• In 5.8: Absent ⚠️
• In 5.11: Absent ⚠️
• In 5.13: Absent ⚠️
• In 5.15: Absent ⚠️
• In 5.19: Absent ⚠️
• In 6.2: Absent ⚠️
• In 6.5: Absent ⚠️
• In 6.8: Absent ⚠️

Arch

• In arm64: Absent ⚠️
• In armhf: Absent ⚠️
• In ppc64el: Selective Inline ⚠️

  int patch_instruction(unsigned int *addr, unsigned int instr);
  

  Collision: Unique Global

  Inline: Selective

  Transformation: False

  Instances:

  In arch/powerpc/lib/code-patching.c (c0000000000a6ea0)
  Location: arch/powerpc/lib/code-patching.c:186
  Inline: True
  Direct callers:
    - arch/powerpc/kernel/jump_label.c:arch_jump_label_transform
    - arch/powerpc/kernel/kgdb.c:kgdb_arch_remove_breakpoint
    - arch/powerpc/kernel/kgdb.c:kgdb_arch_set_breakpoint
    - arch/powerpc/kernel/kprobes.c:arch_disarm_kprobe
    - arch/powerpc/kernel/kprobes.c:arch_arm_kprobe
    - arch/powerpc/kernel/optprobes.c:arch_optimize_kprobes
    - arch/powerpc/kernel/optprobes.c:arch_prepare_optimized_kprobe
    - arch/powerpc/kernel/optprobes.c:arch_prepare_optimized_kprobe
    - arch/powerpc/kernel/optprobes.c:arch_prepare_optimized_kprobe
    - arch/powerpc/kernel/optprobes.c:patch_imm64_load_insns
    - arch/powerpc/kernel/optprobes.c:patch_imm64_load_insns
    - arch/powerpc/kernel/optprobes.c:patch_imm64_load_insns
    - arch/powerpc/kernel/optprobes.c:patch_imm64_load_insns
    - arch/powerpc/kernel/optprobes.c:patch_imm64_load_insns
    - arch/powerpc/kernel/optprobes.c:patch_imm32_load_insns
    - arch/powerpc/kernel/optprobes.c:patch_imm32_load_insns
    - arch/powerpc/kernel/trace/ftrace.c:ftrace_make_nop
    - arch/powerpc/kernel/trace/ftrace.c:ftrace_make_nop
    - arch/powerpc/kernel/trace/ftrace.c:ftrace_modify_code
    - arch/powerpc/kernel/epapr_paravirt.c:early_init_dt_scan_epapr
    - arch/powerpc/lib/code-patching.c:patch_branch
    - arch/powerpc/lib/feature-fixups.c:do_barrier_nospec_fixups_range
    - arch/powerpc/lib/feature-fixups.c:do_rfi_flush_fixups
    - arch/powerpc/lib/feature-fixups.c:do_rfi_flush_fixups
    - arch/powerpc/lib/feature-fixups.c:do_rfi_flush_fixups
    - arch/powerpc/lib/feature-fixups.c:do_stf_barrier_fixups
    - arch/powerpc/lib/feature-fixups.c:do_stf_barrier_fixups
    - arch/powerpc/lib/feature-fixups.c:do_stf_barrier_fixups
    - arch/powerpc/lib/feature-fixups.c:do_stf_barrier_fixups
    - arch/powerpc/lib/feature-fixups.c:do_stf_barrier_fixups
    - arch/powerpc/lib/feature-fixups.c:do_stf_barrier_fixups
    - arch/powerpc/lib/feature-fixups.c:do_stf_barrier_fixups
    - arch/powerpc/lib/feature-fixups.c:do_stf_barrier_fixups
    - arch/powerpc/lib/feature-fixups.c:do_stf_barrier_fixups
    - arch/powerpc/xmon/xmon.c:remove_bpts
    - arch/powerpc/xmon/xmon.c:xmon_core
  

  Symbols:

  c0000000000a6ea0-c0000000000a6f3c: patch_instruction (STB_GLOBAL)
  

• In riscv64: Absent ⚠️

Flavor

• In aws: Absent ⚠️
• In azure: Absent ⚠️
• In gcp: Absent ⚠️
• In lowlatency: Absent ⚠️

Differences

Arch