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spdk_top: add a helper function to check if thread exists

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This check is going to be called in two places in the next patch.
The purpose is to eliminate duplicating code.

Change-Id: I1d739395453c083479c104e2774b1e0c01962bd1
Signed-off-by: Krzysztof Karas <krzysztof.karas@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/11234
Community-CI: Broadcom CI <spdk-ci.pdl@broadcom.com>
Community-CI: Mellanox Build Bot
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
Krzysztof Karas 2022-01-25 09:21:27 +00:00 committed by Tomasz Zawadzki
parent 92f0be87a0
commit 216a7c3d0b
1 changed files with 18 additions and 12 deletions
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30
app/spdk_top/spdk_top.c
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@ -2327,30 +2327,36 @@ draw_thread_win_content(WINDOW *thread_win, struct rpc_thread_info *thread_info)
wrefresh(thread_win);
}
static int
get_single_thread_info(uint64_t thread_id, struct rpc_thread_info *thread_info)
{
uint64_t i;
for (i = 0; i < g_last_threads_count; i++) {
if (g_threads_info[i].id == thread_id) {
memcpy(thread_info, &g_threads_info[i], sizeof(struct rpc_thread_info));
return 0;
}
}
print_bottom_message("Selected thread no longer exists. Exiting pop-up.");
return -1;
}
static void
display_thread(uint64_t thread_id, uint8_t current_page)
{
PANEL *thread_panel;
WINDOW *thread_win;
struct rpc_thread_info thread_info;
uint64_t pollers_count, i;
uint64_t pollers_count;
int c;
bool stop_loop = false;
memset(&thread_info, 0, sizeof(thread_info));
pthread_mutex_lock(&g_thread_lock);
/* Use local copy of thread_info */
for (i = 0; i < g_last_threads_count; i++) {
if (g_threads_info[i].id == thread_id) {
memcpy(&thread_info, &g_threads_info[i], sizeof(struct rpc_thread_info));
break;
}
}
/* We did not find this thread, so we cannot show its information. */
if (i == g_last_threads_count) {
print_bottom_message("This thread does not exist.");
if (get_single_thread_info(thread_id, &thread_info)) {
pthread_mutex_unlock(&g_thread_lock);
return;
}