CHECK: No space is necessary after a cast
#149: FILE: arch/x86/net/bpf_jit_comp.c:1321:
+	emit_mov_imm32(&prog, false, X86_REG_R9, (u32) (long) shadow_frame_ptr);

WARNING: line length of 84 exceeds 80 columns
#178: FILE: arch/x86/net/bpf_jit_comp.c:1358:
+			percpu_shadow_stack_ptr = bpf_prog->percpu_shadow_stack_ptr;

WARNING: line length of 97 exceeds 80 columns
#180: FILE: arch/x86/net/bpf_jit_comp.c:1360:
+			percpu_shadow_stack_ptr = __alloc_percpu_gfp(stack_depth, 8, GFP_KERNEL);

WARNING: line length of 84 exceeds 80 columns
#183: FILE: arch/x86/net/bpf_jit_comp.c:1363:
+			bpf_prog->percpu_shadow_stack_ptr = percpu_shadow_stack_ptr;

WARNING: line length of 86 exceeds 80 columns
#185: FILE: arch/x86/net/bpf_jit_comp.c:1365:
+		shadow_frame_ptr = percpu_shadow_stack_ptr + round_up(stack_depth, 8);

total: 0 errors, 4 warnings, 1 checks, 148 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 c36392819005 ("bpf: Support shadow stack for bpf progs") 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, 4 warnings, 1 checks, 148 lines checked