[libmicrohttpd] branch master updated: daemon.c: process new connections in more efficient way

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karlson2k pushed a commit to branch master
in repository libmicrohttpd.

The following commit(s) were added to refs/heads/master by this push:
     new 01fec590 daemon.c: process new connections in more efficient way
01fec590 is described below

commit 01fec59041241ccc8510790c929094262ba8454c
Author: Evgeny Grin (Karlson2k) <k2k@narod.ru>
AuthorDate: Sun Oct 25 22:33:41 2020 +0300

    daemon.c: process new connections in more efficient way
---
 src/microhttpd/daemon.c | 24 ++++++++----------------
 1 file changed, 8 insertions(+), 16 deletions(-)

diff --git a/src/microhttpd/daemon.c b/src/microhttpd/daemon.c
index c0be6bc0..03649adf 100644
--- a/src/microhttpd/daemon.c
+++ b/src/microhttpd/daemon.c
@@ -2925,33 +2925,25 @@ new_connections_list_process_ (struct MHD_Daemon 
*daemon)
 {
   struct MHD_Connection *local_head;
   struct MHD_Connection *local_tail;
-  struct MHD_Connection *c;   /**< Currently processed connection */
   mhd_assert (daemon->have_new);
   mhd_assert (0 != (daemon->options & MHD_USE_INTERNAL_POLLING_THREAD));
 
-  local_head = NULL;
-  local_tail = NULL;
-
-  /* Move all new connections to the local DL-list to release the mutex
-   * as quick as possible. */
+  /* Detach DL-list of new connections from the daemon for
+   * following local processing. */
   MHD_mutex_lock_chk_ (&daemon->new_connections_mutex);
   mhd_assert (NULL != daemon->new_connections_head);
-  do
-  { /* Move connection in FIFO order. */
-    c = daemon->new_connections_tail;
-    DLL_remove (daemon->new_connections_head,
-                daemon->new_connections_tail,
-                c);
-    DLL_insert (local_head,
-                local_tail,
-                c);
-  } while (NULL != daemon->new_connections_tail);
+  local_head = daemon->new_connections_head;
+  local_tail = daemon->new_connections_tail;
+  daemon->new_connections_head = NULL;
+  daemon->new_connections_tail = NULL;
   daemon->have_new = false;
   MHD_mutex_unlock_chk_ (&daemon->new_connections_mutex);
 
   /* Process new connections in FIFO order. */
   do
   {
+    struct MHD_Connection *c;   /**< Currently processed connection */
+
     c = local_tail;
     DLL_remove (local_head,
                 local_tail,

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