linux-kernel - [PATCH v3 2/4] KVM: selftests: Put command line options in alphabetical order in dirty_log_perf

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Date:   Fri, 26 Aug 2022 11:44:58 -0700
From:   Vipin Sharma <vipinsh@...gle.com>
To:     seanjc@...gle.com, dmatlack@...gle.com, pbonzini@...hat.com
Cc:     kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        Vipin Sharma <vipinsh@...gle.com>
Subject: [PATCH v3 2/4] KVM: selftests: Put command line options in
 alphabetical order in dirty_log_perf_test

There are 13 command line options and they are not in any order. Put
them in alphabetical order to make it easy to add new options.

No functional change intended.

Signed-off-by: Vipin Sharma <vipinsh@...gle.com>
---
 .../selftests/kvm/dirty_log_perf_test.c       | 36 ++++++++++---------
 1 file changed, 19 insertions(+), 17 deletions(-)

diff --git a/tools/testing/selftests/kvm/dirty_log_perf_test.c b/tools/testing/selftests/kvm/dirty_log_perf_test.c
index a03db7f9f4c0..acf8b80c91d1 100644
--- a/tools/testing/selftests/kvm/dirty_log_perf_test.c
+++ b/tools/testing/selftests/kvm/dirty_log_perf_test.c
@@ -406,51 +406,53 @@ int main(int argc, char *argv[])
 
 	guest_modes_append_default();
 
-	while ((opt = getopt(argc, argv, "eghi:p:m:nb:f:v:os:x:")) != -1) {
+	while ((opt = getopt(argc, argv, "b:ef:ghi:m:nop:s:v:x:")) != -1) {
 		switch (opt) {
+		case 'b':
+			guest_percpu_mem_size = parse_size(optarg);
+			break;
 		case 'e':
 			/* 'e' is for evil. */
 			run_vcpus_while_disabling_dirty_logging = true;
 			dirty_log_manual_caps = 0;
 			break;
+		case 'f':
+			p.wr_fract = atoi(optarg);
+			TEST_ASSERT(p.wr_fract >= 1,
+				    "Write fraction cannot be less than one");
+			break;
 		case 'g':
 			dirty_log_manual_caps = 0;
 			break;
+		case 'h':
+			help(argv[0]);
+			break;
 		case 'i':
 			p.iterations = atoi(optarg);
 			break;
-		case 'p':
-			p.phys_offset = strtoull(optarg, NULL, 0);
-			break;
 		case 'm':
 			guest_modes_cmdline(optarg);
 			break;
 		case 'n':
 			perf_test_args.nested = true;
 			break;
-		case 'b':
-			guest_percpu_mem_size = parse_size(optarg);
+		case 'o':
+			p.partition_vcpu_memory_access = false;
 			break;
-		case 'f':
-			p.wr_fract = atoi(optarg);
-			TEST_ASSERT(p.wr_fract >= 1,
-				    "Write fraction cannot be less than one");
+		case 'p':
+			p.phys_offset = strtoull(optarg, NULL, 0);
+			break;
+		case 's':
+			p.backing_src = parse_backing_src_type(optarg);
 			break;
 		case 'v':
 			nr_vcpus = atoi(optarg);
 			TEST_ASSERT(nr_vcpus > 0 && nr_vcpus <= max_vcpus,
 				    "Invalid number of vcpus, must be between 1 and %d", max_vcpus);
 			break;
-		case 'o':
-			p.partition_vcpu_memory_access = false;
-			break;
-		case 's':
-			p.backing_src = parse_backing_src_type(optarg);
-			break;
 		case 'x':
 			p.slots = atoi(optarg);
 			break;
-		case 'h':
 		default:
 			help(argv[0]);
 			break;
-- 
2.37.2.672.g94769d06f0-goog