Commit 4dc34da1 authored by Paul Querna's avatar Paul Querna
Browse files

Add comment explaining the startup mutex. 


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@723665 13f79535-47bb-0310-9956-ffa450edef68
parent e60b4e82

modules/cluster/mod_heartbeat.c

+3 −0
Original line number Diff line number Diff line
@@ -191,6 +191,9 @@ static void start_hb_worker(apr_pool_t *p, hb_ctx_t *ctx) 
        return;

    }



    /* This mutex fixes problems with a fast start/fast end, where the pool 

     * cleanup was being invoked before the thread completely spawned. 

     */

    apr_thread_mutex_lock(ctx->start_mtx);



    apr_pool_cleanup_register(p, ctx, hb_pool_cleanup, apr_pool_cleanup_null);