fd-epoll.c

   1 /* epoll related fds */
   2
   3 #include <errno.h>
   4 #include <stdio.h>
   5 #include <stdlib.h>
   6 #include <string.h>
   7 #include <unistd.h>
   8 #include <sys/epoll.h>
   9 #include <sys/eventfd.h>
  10
  11 #include "epoll.h"
  12 #include "log.h"
  13 #include "net.h"
  14 #include "params.h"
  15 #include "pids.h"
  16 #include "random.h"
  17 #include "sanitise.h"
  18 #include "shm.h"
  19 #include "trinity.h"
  20
  21 void open_epoll_fds(void)
  22 {
  23         unsigned int i = 0;
  24         int fd = -1;
  25
  26         while (i < MAX_EPOLL_FDS) {
  27
  28                 if (rand_bool())
  29                         fd = epoll_create(1);
  30                 else
  31                         fd = epoll_create1(EPOLL_CLOEXEC);
  32
  33                 if (fd != -1) {
  34                         shm->epoll_fds[i] = fd;
  35                         output(2, "fd[%d] = epoll\n", shm->epoll_fds[i]);
  36                         i++;
  37                 }
  38         }
  39 }
  40
  41 int rand_epoll_fd(void)
  42 {
  43         return shm->epoll_fds[rand() % MAX_EPOLL_FDS];
  44 }