Commit c0f1bc4e authored by Rebecca Mckeever's avatar Rebecca Mckeever Committed by Mike Rapoport
Browse files

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: default avatarDavid Hildenbrand <david@redhat.com>
Signed-off-by: default avatarRebecca Mckeever <remckee0@gmail.com>
Signed-off-by: default avatarMike Rapoport <rppt@linux.ibm.com>
Link: https://lore.kernel.org/r/0f3b93a79de78c0da1ca90f74fe35e9a85c7cf93.1660451025.git.remckee0@gmail.com
parent b90cb105

tools/testing/memblock/tests/common.c

+3 −1
Original line number Diff line number Diff line
@@ -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",