WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#36: 
new file mode 100644

WARNING: Improper SPDX comment style for 'tools/sched_ext/scx_simple_cap_test.bpf.c', please use '//' instead
#41: FILE: tools/sched_ext/scx_simple_cap_test.bpf.c:1:
+/* SPDX-License-Identifier: GPL-2.0 */

WARNING: Missing or malformed SPDX-License-Identifier tag in line 1
#41: FILE: tools/sched_ext/scx_simple_cap_test.bpf.c:1:
+/* SPDX-License-Identifier: GPL-2.0 */

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#67: FILE: tools/sched_ext/scx_simple_cap_test.bpf.c:27:
+const volatile bool fifo_sched;

WARNING: Missing a blank line after declarations
#91: FILE: tools/sched_ext/scx_simple_cap_test.bpf.c:51:
+	u64 *cnt_p = bpf_map_lookup_elem(&stats, &idx);
+	if (cnt_p)

WARNING: line length of 90 exceeds 80 columns
#100: FILE: tools/sched_ext/scx_simple_cap_test.bpf.c:60:
+s32 BPF_STRUCT_OPS(simple_select_cpu, struct task_struct *p, s32 prev_cpu, u64 wake_flags)

WARNING: line length of 81 exceeds 80 columns
#172: FILE: tools/sched_ext/scx_simple_cap_test.bpf.c:132:
+	p->scx.dsq_vtime += (SCX_SLICE_DFL - p->scx.slice) * 100 / p->scx.weight;

WARNING: Improper SPDX comment style for 'tools/sched_ext/scx_simple_cap_test.c', please use '//' instead
#206: FILE: tools/sched_ext/scx_simple_cap_test.c:1:
+/* SPDX-License-Identifier: GPL-2.0 */

WARNING: Missing or malformed SPDX-License-Identifier tag in line 1
#206: FILE: tools/sched_ext/scx_simple_cap_test.c:1:
+/* SPDX-License-Identifier: GPL-2.0 */

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#232: FILE: tools/sched_ext/scx_simple_cap_test.c:27:
+static volatile int exit_req;

WARNING: line length of 91 exceeds 80 columns
#234: FILE: tools/sched_ext/scx_simple_cap_test.c:29:
+static int libbpf_print_fn(enum libbpf_print_level level, const char *format, va_list args)

total: 0 errors, 11 warnings, 0 checks, 274 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 386f693e0dbb ("sched_ext: Add proof-of-concept test case") 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, 11 warnings, 0 checks, 274 lines checked