WARNING: line length of 84 exceeds 80 columns
#66: FILE: arch/x86/net/bpf_jit_comp.c:3152:
+	 * struct bpf_tramp_branch_entries *br = this_cpu_ptr(&bpf_branch_snapshot);

WARNING: line length of 90 exceeds 80 columns
#67: FILE: arch/x86/net/bpf_jit_comp.c:3153:
+	 * br->cnt = static_call(perf_snapshot_branch_stack)(br->entries, x86_pmu.lbr_nr);

CHECK: No space is necessary after a cast
#71: FILE: arch/x86/net/bpf_jit_comp.c:3157:
+	emit_mov_imm64(&prog, BPF_REG_6, (long) pptr >> 32, (u32)(long) pptr);

WARNING: line length of 81 exceeds 80 columns
#80: FILE: arch/x86/net/bpf_jit_comp.c:3166:
+	/* lea rdi, [rbx + offsetof(struct bpf_tramp_branch_entries, entries)] */

WARNING: line length of 84 exceeds 80 columns
#81: FILE: arch/x86/net/bpf_jit_comp.c:3167:
+	EMIT4(0x48, 0x8D, 0x7B, offsetof(struct bpf_tramp_branch_entries, entries));

WARNING: line length of 105 exceeds 80 columns
#174: FILE: include/linux/bpf.h:1797:
+				copy_branch_snapshot:1; /* Copy branch snapshot from prefetched buffer */

total: 0 errors, 5 warnings, 1 checks, 130 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 d2c11b8fe37c ("bpf, x64: Call perf_snapshot_branch_stack in trampoline") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES 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, 5 warnings, 1 checks, 130 lines checked