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spdk_top: add data structures and functions for scheduler and governor

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Added data structure to hold scheduler name,
scheduler period and governor name.
Implemented functions to get data from rpc and free memory after use.

Signed-off-by: Krzysztof Karas <krzysztof.karas@intel.com>
Change-Id: I83108e29b9b80415c276d3592cb78ec3eaf9aeb9
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/5944
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Maciej Szwed <maciej.szwed@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Konrad Sztyber <konrad.sztyber@intel.com>
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Community-CI: Mellanox Build Bot
This commit is contained in:
Krzysztof Karas 2021-01-15 17:14:16 +01:00 committed by Jim Harris
parent 635d0cbe75
commit 07e3c34f79
1 changed files with 53 additions and 0 deletions
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53
app/spdk_top/spdk_top.c
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@ -268,9 +268,16 @@ struct rpc_core_info {
struct rpc_core_threads threads;
};
struct rpc_scheduler {
char *scheduler_name;
uint64_t scheduler_period;
char *governor_name;
};
struct rpc_thread_info g_threads_info[RPC_MAX_THREADS];
struct rpc_poller_info g_pollers_info[RPC_MAX_POLLERS];
struct rpc_core_info g_cores_info[RPC_MAX_CORES];
struct rpc_scheduler g_scheduler_info;
static void
init_str_len(void)
@ -553,6 +560,18 @@ end:
return rc;
}
static void
free_rpc_scheduler(struct rpc_scheduler *req)
{
free(req->scheduler_name);
free(req->governor_name);
}
static const struct spdk_json_object_decoder rpc_scheduler_decoders[] = {
{"scheduler_name", offsetof(struct rpc_scheduler, scheduler_name), spdk_json_decode_string},
{"scheduler_period", offsetof(struct rpc_scheduler, scheduler_period), spdk_json_decode_uint64},
};
static int
rpc_send_req(char *rpc_name, struct spdk_jsonrpc_client_response **resp)
{
@ -1079,6 +1098,35 @@ end:
return rc;
}
static int
get_scheduler_data(void)
{
struct spdk_jsonrpc_client_response *json_resp = NULL;
struct rpc_scheduler scheduler_info;
int rc = 0;
rc = rpc_send_req("framework_get_scheduler", &json_resp);
if (rc) {
return rc;
}
memset(&scheduler_info, 0, sizeof(scheduler_info));
if (spdk_json_decode_object(json_resp->result, rpc_scheduler_decoders,
SPDK_COUNTOF(rpc_scheduler_decoders), &scheduler_info)) {
rc = -EINVAL;
} else {
pthread_mutex_lock(&g_thread_lock);
free_rpc_scheduler(&g_scheduler_info);
memcpy(&g_scheduler_info, &scheduler_info, sizeof(struct rpc_scheduler));
pthread_mutex_unlock(&g_thread_lock);
}
spdk_jsonrpc_client_free_response(json_resp);
return rc;
}
enum str_alignment {
ALIGN_LEFT,
ALIGN_RIGHT,
@ -2632,6 +2680,10 @@ data_thread_routine(void *arg)
if (rc) {
print_bottom_message("ERROR occurred while getting pollers data");
}
rc = get_scheduler_data();
if (rc) {
print_bottom_message("ERROR occurred while getting scheduler data");
}
usleep(g_sleep_time * SPDK_SEC_TO_USEC);
}
@ -2881,6 +2933,7 @@ show_stats(pthread_t *data_thread)
free_rpc_threads_stats(&g_threads_info[i]);
}
free_rpc_core_info(g_cores_info, g_last_cores_count);
free_rpc_scheduler(&g_scheduler_info);
}
static void