From c0f1bc4e91c52be73ae1a5e6fd53371f5a7f0333 Mon Sep 17 00:00:00 2001 From: Rebecca Mckeever Date: Sun, 14 Aug 2022 00:50:19 -0500 Subject: [PATCH] memblock tests: add command line help option Add a help command line option to the help message. Add the help option to the short and long options so it will be recognized as a valid option. Usage: $ ./main -h Or: $ ./main --help Reviewed-by: David Hildenbrand Signed-off-by: Rebecca Mckeever Signed-off-by: Mike Rapoport Link: https://lore.kernel.org/r/0f3b93a79de78c0da1ca90f74fe35e9a85c7cf93.1660451025.git.remckee0@gmail.com --- tools/testing/memblock/tests/common.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/tools/testing/memblock/tests/common.c b/tools/testing/memblock/tests/common.c index e43b2676af816..76a8ad818f3a7 100644 --- a/tools/testing/memblock/tests/common.c +++ b/tools/testing/memblock/tests/common.c @@ -14,14 +14,16 @@ static struct test_memory memory_block; static const char __maybe_unused *prefixes[PREFIXES_MAX]; static int __maybe_unused nr_prefixes; -static const char *short_opts = "mv"; +static const char *short_opts = "hmv"; static const struct option long_opts[] = { + {"help", 0, NULL, 'h'}, {"movable-node", 0, NULL, 'm'}, {"verbose", 0, NULL, 'v'}, {NULL, 0, NULL, 0} }; static const char * const help_opts[] = { + "display this help message and exit", "disallow allocations from regions marked as hotplugged\n\t\t\t" "by simulating enabling the \"movable_node\" kernel\n\t\t\t" "parameter", -- 2.30.2