[ViewVC] Diff of: cvs/libev/ev.c

Comparing libev/ev.c (file contents):
Revision 1.520 by root, Sat Dec 28 07:44:15 2019 UTC vs.
Revision 1.522 by root, Tue Dec 31 06:02:28 2019 UTC

     upheap (heap, i + HEAP0);
 }
 /*****************************************************************************/
-/* associate signal watchers to a signal signal */
+/* associate signal watchers to a signal */
 typedef struct
 {
   EV_ATOMIC_T pending;
 #if EV_MULTIPLICITY
   EV_P;
 ecb_cold
 unsigned int
 ev_embeddable_backends (void) EV_NOEXCEPT
 {
-  int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT;
+  int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT | EVBACKEND_IOURING;
   /* epoll embeddability broken on all linux versions up to at least 2.6.23 */
   if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */
     flags &= ~EVBACKEND_EPOLL;
   /* EVBACKEND_LINUXAIO is theoretically embeddable, but suffers from a performance overhead */
-  /* EVBACKEND_IOURING is practically embeddable, but the current implementation is not
-   * because our backend_fd is the epoll fd we need as fallback.
-   * if the kernel ever is fixed, this might change...
-   */
   return flags;
 }
 unsigned int

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