uprobe_multi usage message not in sync with the list of subtests it
actually supports.

Add the missing subtests in the help message.

Signed-off-by: Alexis Lothoré (eBPF Foundation) <alexis.lothore@bootlin.com>
---
 tools/testing/selftests/bpf/uprobe_multi.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tools/testing/selftests/bpf/uprobe_multi.c b/tools/testing/selftests/bpf/uprobe_multi.c
index 3e58a86b8e25..0af330b6c364 100644
--- a/tools/testing/selftests/bpf/uprobe_multi.c
+++ b/tools/testing/selftests/bpf/uprobe_multi.c
@@ -144,6 +144,8 @@ int main(int argc, char **argv)
 		return trigger_uprobe(true /* page-in build ID */);
 
 error:
-	fprintf(stderr, "usage: %s <bench|usdt>\n", argv[0]);
+	fprintf(stderr,
+		"usage: %s <bench|usdt|uprobe-paged-out|uprobe-paged-in>\n",
+		argv[0]);
 	return -1;
 }

---
base-commit: 05103382104b8ffc701f7b2c79379a0361ecad30
change-id: 20260421-uprobe_multi_usage-459b970450bf

Best regards,
--  
Alexis Lothoré (eBPF Foundation) <alexis.lothore@bootlin.com>