From d8ea435f071592d82479414e97e3c70bed204666 Mon Sep 17 00:00:00 2001 From: Audra Mitchell Date: Fri, 13 Oct 2023 15:03:49 -0400 Subject: tools/mm: update the usage output to be more organized Organize the usage options alphabetically and improve the description of some options. Also separate the more complicated cull options from the single use compare options. Link: https://lkml.kernel.org/r/20231013190350.579407-6-audra@redhat.com Signed-off-by: Audra Mitchell Acked-by: Rafael Aquini Acked-by: Vlastimil Babka Cc: Georgi Djakov Signed-off-by: Andrew Morton --- tools/mm/page_owner_sort.c | 33 ++++++++++++++++++++------------- 1 file changed, 20 insertions(+), 13 deletions(-) (limited to 'tools/mm/page_owner_sort.c') diff --git a/tools/mm/page_owner_sort.c b/tools/mm/page_owner_sort.c index 5a260096ebaa..e1f264444342 100644 --- a/tools/mm/page_owner_sort.c +++ b/tools/mm/page_owner_sort.c @@ -634,19 +634,26 @@ static void print_allocator(FILE *out, int allocator) static void usage(void) { printf("Usage: ./page_owner_sort [OPTIONS] \n" - "-m\t\tSort by total memory.\n" - "-s\t\tSort by the stack trace.\n" - "-t\t\tSort by times (default).\n" - "-p\t\tSort by pid.\n" - "-P\t\tSort by tgid.\n" - "-n\t\tSort by task command name.\n" - "-a\t\tSort by memory allocate time.\n" - "-d\t\tPrint debug information.\n" - "--pid \tSelect by pid. This selects the information of blocks whose process ID numbers appear in .\n" - "--tgid \tSelect by tgid. This selects the information of blocks whose Thread Group ID numbers appear in .\n" - "--name \n\t\tSelect by command name. This selects the information of blocks whose command name appears in .\n" - "--cull \tCull by user-defined rules. is a single argument in the form of a comma-separated list with some common fields predefined\n" - "--sort \tSpecify sort order as: [+|-]key[,[+|-]key[,...]]\n" + "-a\t\t\tSort by memory allocation time.\n" + "-m\t\t\tSort by total memory.\n" + "-n\t\t\tSort by task command name.\n" + "-p\t\t\tSort by pid.\n" + "-P\t\t\tSort by tgid.\n" + "-s\t\t\tSort by the stacktrace.\n" + "-t\t\t\tSort by number of times record is seen (default).\n\n" + "--pid \t\tSelect by pid. This selects the information" + " of\n\t\t\tblocks whose process ID numbers appear in .\n" + "--tgid \tSelect by tgid. This selects the information" + " of\n\t\t\tblocks whose Thread Group ID numbers appear in " + ".\n" + "--name \tSelect by command name. This selects the" + " information\n\t\t\tof blocks whose command name appears in" + " .\n" + "--cull \t\tCull by user-defined rules. is a " + "single\n\t\t\targument in the form of a comma-separated list " + "with some\n\t\t\tcommon fields predefined (pid, tgid, comm, " + "stacktrace, allocator)\n" + "--sort \t\tSpecify sort order as: [+|-]key[,[+|-]key[,...]]\n" ); } -- cgit