WARNING: line length of 83 exceeds 80 columns
#127: FILE: tools/lib/bpf/libbpf.c:1913:
+static const struct jt *bpf_object__find_jt(struct bpf_object *obj, __u64 insn_off)

WARNING: line length of 83 exceeds 80 columns
#138: FILE: tools/lib/bpf/libbpf.c:1924:
+static int bpf_object__alloc_jt(struct bpf_object *obj, __u64 insn_off, __u64 size)

CHECK: spaces preferred around that '*' (ctx:VxV)
#145: FILE: tools/lib/bpf/libbpf.c:1931:
+	jt = calloc(1, sizeof(struct jt) + sizeof(jt->jump_target[0])*size);
 	                                                             ^

WARNING: line length of 85 exceeds 80 columns
#162: FILE: tools/lib/bpf/libbpf.c:1948:
+			pr_warn("jump target is too big: 0x%016llx!\n", jump_target);

WARNING: line length of 81 exceeds 80 columns
#183: FILE: tools/lib/bpf/libbpf.c:1969:
+static int bpf_object__add_jt(struct bpf_object *obj, __u64 insn_off, __u64 size)

CHECK: spaces preferred around that '*' (ctx:VxV)
#208: FILE: tools/lib/bpf/libbpf.c:1994:
+		__u64 off = buf[2*i];
 		                 ^

CHECK: spaces preferred around that '*' (ctx:VxV)
#209: FILE: tools/lib/bpf/libbpf.c:1995:
+		__u64 size = buf[2*i+1];
 		                  ^

CHECK: spaces preferred around that '+' (ctx:VxV)
#209: FILE: tools/lib/bpf/libbpf.c:1995:
+		__u64 size = buf[2*i+1];
 		                    ^

WARNING: line length of 84 exceeds 80 columns
#316: FILE: tools/lib/bpf/libbpf.c:6255:
+			return prog->subprog_offset[i] - prog->subprog_sec_offst[i];

WARNING: line length of 89 exceeds 80 columns
#333: FILE: tools/lib/bpf/libbpf.c:6302:
+				 * Set imm to proper map file descriptor. In normal case,

WARNING: line length of 88 exceeds 80 columns
#334: FILE: tools/lib/bpf/libbpf.c:6303:
+				 * it is just map->fd. However, in case of a jump table,

WARNING: line length of 83 exceeds 80 columns
#338: FILE: tools/lib/bpf/libbpf.c:6307:
+				if (map_fd_is_rodata(obj, map_fd) && !IS_ERR(jt)) {

WARNING: line length of 97 exceeds 80 columns
#339: FILE: tools/lib/bpf/libbpf.c:6308:
+					ajdust_insn_off = subprog_insn_off(prog, relo->insn_idx);

WARNING: line length of 84 exceeds 80 columns
#340: FILE: tools/lib/bpf/libbpf.c:6309:
+					map_fd = create_jt_map(jt, ajdust_insn_off);

WARNING: line length of 96 exceeds 80 columns
#343: FILE: tools/lib/bpf/libbpf.c:6312:
+								prog->name, i, insn[1].imm / 8);

CHECK: Alignment should match open parenthesis
#343: FILE: tools/lib/bpf/libbpf.c:6312:
+						pr_warn("prog '%s': relo #%d: failed to create a jt map for .rodata offset %u\n",
+								prog->name, i, insn[1].imm / 8);

WARNING: line length of 89 exceeds 80 columns
#347: FILE: tools/lib/bpf/libbpf.c:6316:
+					/* a new map is created, so offset should be 0 */

WARNING: line length of 98 exceeds 80 columns
#362: FILE: tools/lib/bpf/libbpf.c:6572:
+bpf_prog__append_subprog_offsets(struct bpf_program *prog, __u32 sec_insn_off, __u32 sub_insn_off)

WARNING: line length of 85 exceeds 80 columns
#403: FILE: tools/lib/bpf/libbpf.c:6600:
+		pr_warn("prog '%s': failed to realloc prog code\n", main_prog->name);

CHECK: Alignment should match open parenthesis
#412: FILE: tools/lib/bpf/libbpf.c:6607:
+	memcpy(main_prog->insns + subprog->sub_insn_off, subprog->insns,
+			subprog->insns_cnt * sizeof(*insns));

CHECK: Alignment should match open parenthesis
#417: FILE: tools/lib/bpf/libbpf.c:6610:
+	pr_debug("prog '%s': added %zu insns from sub-prog '%s'\n",
+			main_prog->name, subprog->insns_cnt, subprog->name);

WARNING: line length of 92 exceeds 80 columns
#461: FILE: tools/lib/bpf/libbpf.c:7634:
+	pr_debug("searching for a load instruction which populated dst_reg=r%u\n", dst_reg);

CHECK: spaces preferred around that '|' (ctx:VxV)
#464: FILE: tools/lib/bpf/libbpf.c:7637:
+		if (insn->code == (BPF_LD|BPF_DW|BPF_IMM))
 		                         ^

CHECK: spaces preferred around that '|' (ctx:VxV)
#464: FILE: tools/lib/bpf/libbpf.c:7637:
+		if (insn->code == (BPF_LD|BPF_DW|BPF_IMM))
 		                                ^

WARNING: line length of 84 exceeds 80 columns
#471: FILE: tools/lib/bpf/libbpf.c:7644:
+static int bpf_object__patch_gotox(struct bpf_object *obj, struct bpf_program *prog)

WARNING: line length of 92 exceeds 80 columns
#633: FILE: tools/lib/bpf/linker.c:1445:
+				pr_warn("failed to init section '%s'\n", src_sec->sec_name);

WARNING: line length of 89 exceeds 80 columns
#637: FILE: tools/lib/bpf/linker.c:1449:
+			pr_warn("ELF sections %s are incompatible\n", src_sec->sec_name);

WARNING: line length of 94 exceeds 80 columns
#661: FILE: tools/lib/bpf/linker.c:2333:
+				} else if (strcmp(src_sec->sec_name, LLVM_JT_SIZES_REL_SEC) &&

WARNING: line length of 87 exceeds 80 columns
#662: FILE: tools/lib/bpf/linker.c:2334:
+					   strcmp(src_sec->sec_name, RODATA_REL_SEC)) {

total: 0 errors, 20 warnings, 9 checks, 574 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 a7c1c2df91f2 ("libbpf: support llvm-generated indirect jumps") 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, 20 warnings, 9 checks, 574 lines checked