CHECK: struct mutex definition without comment
#45: FILE: include/linux/bpf.h:1720:
+	struct mutex st_ops_assoc_mutex;

WARNING: line length of 88 exceeds 80 columns
#63: FILE: include/linux/bpf.h:2071:
+static inline void bpf_struct_ops_assoc_prog(struct bpf_map *map, struct bpf_prog *prog)

CHECK: Please use a blank line after function/struct/union/enum declarations
#63: FILE: include/linux/bpf.h:2071:
 }
+static inline void bpf_struct_ops_assoc_prog(struct bpf_map *map, struct bpf_prog *prog)

CHECK: Please use a blank line after function/struct/union/enum declarations
#67: FILE: include/linux/bpf.h:2075:
+}
+static inline void bpf_struct_ops_disassoc_prog(struct bpf_prog *prog)

WARNING: please, no space before tabs
#82: FILE: include/uapi/linux/bpf.h:922:
+ * ^IDescription$

WARNING: please, no space before tabs
#83: FILE: include/uapi/linux/bpf.h:923:
+ * ^I^IAssociate a BPF program with a struct_ops map. The struct_ops$

WARNING: please, no space before tabs
#84: FILE: include/uapi/linux/bpf.h:924:
+ * ^I^Imap is identified by *map_fd* and the BPF program is$

WARNING: please, no space before tabs
#85: FILE: include/uapi/linux/bpf.h:925:
+ * ^I^Iidentified by *prog_fd*.$

WARNING: please, no space before tabs
#87: FILE: include/uapi/linux/bpf.h:927:
+ * ^IReturn$

WARNING: please, no space before tabs
#88: FILE: include/uapi/linux/bpf.h:928:
+ * ^I^I0 on success or -1 if an error occurred (in which case,$

WARNING: please, no space before tabs
#89: FILE: include/uapi/linux/bpf.h:929:
+ * ^I^I*errno* is set appropriately).$

WARNING: line length of 82 exceeds 80 columns
#130: FILE: kernel/bpf/bpf_struct_ops.c:805:
+		/* Don't stop a program from being reused. prog->aux->st_ops_assoc

WARNING: please, no space before tabs
#267: FILE: tools/include/uapi/linux/bpf.h:922:
+ * ^IDescription$

WARNING: please, no space before tabs
#268: FILE: tools/include/uapi/linux/bpf.h:923:
+ * ^I^IAssociate a BPF program with a struct_ops map. The struct_ops$

WARNING: please, no space before tabs
#269: FILE: tools/include/uapi/linux/bpf.h:924:
+ * ^I^Imap is identified by *map_fd* and the BPF program is$

WARNING: please, no space before tabs
#270: FILE: tools/include/uapi/linux/bpf.h:925:
+ * ^I^Iidentified by *prog_fd*.$

WARNING: please, no space before tabs
#272: FILE: tools/include/uapi/linux/bpf.h:927:
+ * ^IReturn$

WARNING: please, no space before tabs
#273: FILE: tools/include/uapi/linux/bpf.h:928:
+ * ^I^I0 on success or -1 if an error occurred (in which case,$

WARNING: please, no space before tabs
#274: FILE: tools/include/uapi/linux/bpf.h:929:
+ * ^I^I*errno* is set appropriately).$

total: 0 errors, 16 warnings, 3 checks, 221 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 4de1d75c6e01 ("bpf: Support associating BPF program with struct_ops") 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, 16 warnings, 3 checks, 221 lines checked