svn commit: r304847 - stable/9/sys/ofed/drivers/infiniband/core

[Hans Petter Selasky]

Author: hselasky
Date: Fri Aug 26 12:08:27 2016
New Revision: 304847
URL: https://svnweb.freebsd.org/changeset/base/304847

Log:
  MFC r304342:
  Add support for setting blocking and non-blocking mode on /dev/rdma_cm
  by returning success on FIONBIO and FIOASYNC IOCTLs. The actual flags
  handling is done by the kern_ioctl() function.
  
  Reported by:	Alex Bowden <alex.bowden at outlook.com>
  Sponsored by:	Mellanox Technologies

Modified:
  stable/9/sys/ofed/drivers/infiniband/core/ucma.c
Directory Properties:
  stable/9/sys/   (props changed)

Modified: stable/9/sys/ofed/drivers/infiniband/core/ucma.c
==============================================================================
--- stable/9/sys/ofed/drivers/infiniband/core/ucma.c	Fri Aug 26 12:06:43 2016	(r304846)
+++ stable/9/sys/ofed/drivers/infiniband/core/ucma.c	Fri Aug 26 12:08:27 2016	(r304847)
@@ -39,6 +39,8 @@
 #include <linux/in6.h>
 #include <linux/miscdevice.h>
 
+#include <sys/filio.h>
+
 #include <rdma/rdma_user_cm.h>
 #include <rdma/ib_marshall.h>
 #include <rdma/rdma_cm.h>
@@ -1285,11 +1287,25 @@ static int ucma_close(struct inode *inod
 	return 0;
 }
 
+static long
+ucma_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
+{
+
+	switch (cmd) {
+	case FIONBIO:
+	case FIOASYNC:
+		return (0);
+	default:
+		return (-ENOTTY);
+	}
+}
+
 static const struct file_operations ucma_fops = {
 	.owner 	 = THIS_MODULE,
 	.open 	 = ucma_open,
 	.release = ucma_close,
 	.write	 = ucma_write,
+	.unlocked_ioctl = ucma_ioctl,
 	.poll    = ucma_poll,
 };