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This commit is contained in:
Lubos Dolezel 2018-09-06 10:33:55 +02:00
parent 1d627ad694
commit 2c12e86fc6
1 changed files with 7 additions and 0 deletions
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7
src/linux/platform.c
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@ -173,8 +173,11 @@ linux_kevent_wait(
epevt = epevt_get();
dbg_puts("waiting for events");
restart:
nret = epoll_wait(kqueue_epfd(kq), &epevt[0], nevents, timeout);
if (nret < 0) {
if (errno == EINTR) // only happens when ptrace() is called
goto restart;
dbg_perror("epoll_wait");
return (-1);
}
@ -195,6 +198,10 @@ linux_kevent_copyout(struct kqueue *kq, int nready,
for (i = 0; i < nready; i++) {
ev = &epevt_get()[i];
kn = (struct knote *) ev->data.ptr;
if (kn->kev.filter == 0) {
dbg_puts("kevent copyout for zero filter, discarding!");
nret--;
}
filt = &kq->kq_filt[~(kn->kev.filter)];
rv = filt->kf_copyout(eventlist, kn, ev);
if (slowpath(rv < 0)) {