taskset: fix false failure in testsuite

1 files changed, 5 insertions, 0 deletions

diff --git a/miscutils/taskset.c b/miscutils/taskset.c
index 6247aa869..bf98ea15d 100644
--- a/miscutils/taskset.c
+++ b/miscutils/taskset.c
@@ -50,6 +50,11 @@ int taskset_main(int argc ATTRIBUTE_UNUSED, char **argv)
         char *pid_str;
         char *aff = aff; /* for compiler */
 
+        /* NB: we mimic util-linux's taskset: -p does not take
+         * an argument, i.e., "-pN" is NOT valid, only "-p N"!
+         * Indeed, util-linux-2.13-pre7 uses:
+         * getopt_long(argc, argv, "+pchV", ...), not "...p:..." */
+
         opt_complementary = "-1"; /* at least 1 arg */
         opt_p = getopt32(argv, "+p");
         argv += optind;