Author: dchagin
Date: Sat Mar 26 19:15:23 2016
New Revision: 297296
URL: https://svnweb.freebsd.org/changeset/base/297296
Log:
Implement O_NONBLOCK flag via fcntl(F_SETFL) for eventfd object.
MFC after: 1 week
Modified:
head/sys/compat/linux/linux_event.c
Modified: head/sys/compat/linux/linux_event.c
==============================================================================
--- head/sys/compat/linux/linux_event.c Sat Mar 26 17:49:46 2016
(r297295)
+++ head/sys/compat/linux/linux_event.c Sat Mar 26 19:15:23 2016
(r297296)
@@ -42,6 +42,7 @@ __FBSDID("$FreeBSD$");
#include <sys/user.h>
#include <sys/file.h>
#include <sys/filedesc.h>
+#include <sys/filio.h>
#include <sys/errno.h>
#include <sys/event.h>
#include <sys/poll.h>
@@ -871,8 +872,24 @@ static int
eventfd_ioctl(struct file *fp, u_long cmd, void *data,
struct ucred *active_cred, struct thread *td)
{
+ struct eventfd *efd;
- return (ENXIO);
+ efd = fp->f_data;
+ if (fp->f_type != DTYPE_LINUXEFD || efd == NULL)
+ return (EINVAL);
+
+ switch (cmd)
+ {
+ case FIONBIO:
+ if (*(int *)data)
+ efd->efd_flags |= LINUX_O_NONBLOCK;
+ else
+ efd->efd_flags &= ~LINUX_O_NONBLOCK;
+ case FIOASYNC:
+ return (0);
+ default:
+ return (ENXIO);
+ }
}
/*ARGSUSED*/
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