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authorStefan Hajnoczi <stefanha@redhat.com>2016-06-01 17:40:31 -0700
committerStefan Hajnoczi <stefanha@redhat.com>2016-06-07 14:40:51 +0100
commit8860eabdee32f78d9a34273a340b8f74476bc9a0 (patch)
treea16f9e8cd15be4e1f337c7bcbcfd874db06f1e8e /tests/test-throttle.c
parentc8a9fd80719e63615dac12e3625223fb54aa8430 (diff)
downloadqemu-8860eabdee32f78d9a34273a340b8f74476bc9a0.tar.gz
throttle: refuse iops-size without iops-total/read/write
In a similar vein to commit ee2bdc33c913b7d765baa5aa338c29fb30a05c9a ("throttle: refuse bps_max/iops_max without bps/iops") it is likely that the user made a configuration error if iops-size has been set but no iops limit has been set. Print an error message so the user can check their throttling configuration. They should either remove iops-size if they don't want any throttling or specify one of iops-total, iops-read, or iops-write. Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Alberto Garcia <berto@igalia.com> Message-id: 1464828031-25601-1-git-send-email-stefanha@redhat.com
Diffstat (limited to 'tests/test-throttle.c')
-rw-r--r--tests/test-throttle.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/tests/test-throttle.c b/tests/test-throttle.c
index c02be805f7..d584870950 100644
--- a/tests/test-throttle.c
+++ b/tests/test-throttle.c
@@ -398,6 +398,14 @@ static void test_max_is_missing_limit(void)
}
}
+static void test_iops_size_is_missing_limit(void)
+{
+ /* A total/read/write iops limit is required */
+ throttle_config_init(&cfg);
+ cfg.op_size = 4096;
+ g_assert(!throttle_is_valid(&cfg, NULL));
+}
+
static void test_have_timer(void)
{
/* zero structures */
@@ -653,6 +661,8 @@ int main(int argc, char **argv)
g_test_add_func("/throttle/config/conflicting", test_conflicting_config);
g_test_add_func("/throttle/config/is_valid", test_is_valid);
g_test_add_func("/throttle/config/max", test_max_is_missing_limit);
+ g_test_add_func("/throttle/config/iops_size",
+ test_iops_size_is_missing_limit);
g_test_add_func("/throttle/config_functions", test_config_functions);
g_test_add_func("/throttle/accounting", test_accounting);
g_test_add_func("/throttle/groups", test_groups);