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Sun, 20 Apr 2025 12:25:17 -0700 (PDT) Received: from localhost.localdomain ([111.92.127.124]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-73dbf8c0200sm5031309b3a.1.2025.04.20.12.25.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 20 Apr 2025 12:25:17 -0700 (PDT) From: Tinu K Cheriya To: linux-kernel@vger.kernel.org Cc: tinukcheriya Subject: [PATCH] kvm: Improve help message clarity in dirty_log_test Date: Mon, 21 Apr 2025 00:55:05 +0530 Message-Id: <20250420192505.157018-1-tinuk11c@gmail.com> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: tinukcheriya Signed-off-by: tinukcheriya --- tools/testing/selftests/kvm/dirty_log_test.c | 30 +++++++++++--------- 1 file changed, 16 insertions(+), 14 deletions(-) diff --git a/tools/testing/selftests/kvm/dirty_log_test.c b/tools/testing/s= elftests/kvm/dirty_log_test.c index 54da9cc20db4..ac01cf198469 100644 --- a/tools/testing/selftests/kvm/dirty_log_test.c +++ b/tools/testing/selftests/kvm/dirty_log_test.c @@ -503,22 +503,24 @@ static void help(char *name) int i; =20 puts(""); - printf("usage: %s [-h] [-i iterations] [-I interval] " - "[-p offset] [-m mode]\n", name); + printf("Usage: %s [-h] [-i iterations] [-I interval] [-p offset] [-m mode= ]\n", name); puts(""); - printf(" -i: specify iteration counts (default: %"PRIu64")\n", - TEST_HOST_LOOP_N); - printf(" -I: specify interval in ms (default: %"PRIu64" ms)\n", - TEST_HOST_LOOP_INTERVAL); - printf(" -p: specify guest physical test memory offset\n" - " Warning: a low offset can conflict with the loaded test code= .\n"); - printf(" -M: specify the host logging mode " - "(default: run all log modes). Supported modes: \n\t"); + printf(" -i: Specify the number of test iterations (default: %"PRIu64")\n= ", TEST_HOST_LOOP_N); + + printf(" -p: Specify the guest physical memory offset for the test.\n" + " Warning: Low offsets may conflict with test code loaded in me= mory.\n"); + printf(" -p: Specify the guest physical memory offset for the test.\n" + " Warning: Low offsets may conflict with test code loaded in me= mory.\n"); + + printf(" -M: Specify the host logging mode (default: run all log modes).\= n" + " Supported modes:\n\t"); + log_modes_dump(); - printf(" -m: specify the guest mode ID to test " - "(default: test all supported modes)\n" - " This option may be used multiple times.\n" - " Guest mode IDs:\n"); + printf(" -m: Specify the guest mode ID to test " + "(default: test all supported modes).\n" + " You may use this option multiple times.\n" + " Guest mode IDs:\n"); + for (i =3D 0; i < NUM_VM_MODES; ++i) { printf(" %d: %s%s\n", i, vm_guest_mode_string(i), guest_modes[i].supported ? " (supported)" : ""); --=20 2.25.1