semaphore: fixed a typo in a code comment.

spacewander · agentzh · commit fdbfdaecf8b3 · 2017-02-26T11:48:40.000-08:00
Signed-off-by: Yichun Zhang (agentzh) &lt;agentzh@gmail.com&gt;
diff --git a/src/ngx_http_lua_semaphore.c b/src/ngx_http_lua_semaphore.c
@@ -387,8 +387,8 @@ ngx_http_lua_ffi_sema_wait(ngx_http_request_t *r,
         return NGX_ERROR;
     }
 
-    /* we keep the order, will resume the older waited firtly
-     * in ngx_http_lua_sema_handler
+    /* we keep the order, will first resume the thread waiting for the
+     * longest time in ngx_http_lua_sema_handler
      */
 
     if (ngx_queue_empty(&sem->wait_queue) && sem->resource_count > 0) {

Original file line number	Diff line number	Diff line change
`@@ -387,8 +387,8 @@ ngx_http_lua_ffi_sema_wait(ngx_http_request_t *r,`
`387`	`387`	`return NGX_ERROR;`
`388`	`388`	`}`
`389`	`389`
`390`		`- /* we keep the order, will resume the older waited firtly`
`391`		`- * in ngx_http_lua_sema_handler`
	`390`	`+ /* we keep the order, will first resume the thread waiting for the`
	`391`	`+ * longest time in ngx_http_lua_sema_handler`
`392`	`392`	`*/`
`393`	`393`
`394`	`394`	`if (ngx_queue_empty(&sem->wait_queue) && sem->resource_count > 0) {`