WARNING: line length of 99 exceeds 80 columns
#32: FILE: arch/x86/net/bpf_jit_comp.c:1149:
+static void emit_ldsx_index(u8 **pprog, u32 size, u32 dst_reg, u32 src_reg, u32 index_reg, int off)

WARNING: line length of 81 exceeds 80 columns
#59: FILE: arch/x86/net/bpf_jit_comp.c:1176:
+static void emit_ldsx_r12(u8 **prog, u32 size, u32 dst_reg, u32 src_reg, int off)

WARNING: line length of 112 exceeds 80 columns
#82: FILE: arch/x86/net/bpf_jit_comp.c:2050:
+					emit_ldsx_r12(&prog, BPF_SIZE(insn->code), dst_reg, src_reg, insn->off);

WARNING: line length of 111 exceeds 80 columns
#84: FILE: arch/x86/net/bpf_jit_comp.c:2052:
+					emit_ldx_r12(&prog, BPF_SIZE(insn->code), dst_reg, src_reg, insn->off);

WARNING: line length of 112 exceeds 80 columns
#146: FILE: kernel/bpf/verifier.c:20961:
+					verbose(env, "sign extending loads from arena are not supported yet\n");

WARNING: line length of 110 exceeds 80 columns
#149: FILE: kernel/bpf/verifier.c:20964:
+				insn->code = BPF_CLASS(insn->code) | BPF_PROBE_MEM32SX | BPF_SIZE(insn->code);

WARNING: line length of 108 exceeds 80 columns
#151: FILE: kernel/bpf/verifier.c:20966:
+				insn->code = BPF_CLASS(insn->code) | BPF_PROBE_MEM32 | BPF_SIZE(insn->code);

total: 0 errors, 7 warnings, 0 checks, 110 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit 262a3703e234 ("bpf, x86: Add support for signed arena loads") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 7 warnings, 0 checks, 110 lines checked