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Date:      Sun, 21 Sep 2008 14:48:28 GMT
From:      Hans Petter Selasky <hselasky@FreeBSD.org>
To:        Perforce Change Reviews <perforce@FreeBSD.org>
Subject:   PERFORCE change 150211 for review
Message-ID:  <200809211448.m8LEmSHf082876@repoman.freebsd.org>

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http://perforce.freebsd.org/chv.cgi?CH=150211

Change 150211 by hselasky@hselasky_laptop001 on 2008/09/21 14:48:19

	
	We need to call "vnops.fo_close()" at close, because
	the file-ops were already equal to the bad file ops at
	open.

Affected files ...

.. //depot/projects/usb/src/sys/dev/usb2/core/usb2_core.h#21 edit
.. //depot/projects/usb/src/sys/dev/usb2/core/usb2_dev.c#35 edit

Differences ...

==== //depot/projects/usb/src/sys/dev/usb2/core/usb2_core.h#21 (text+ko) ====

@@ -50,6 +50,14 @@
 #define	USB_PROC_GET_GID(td) (td)->p_pgid
 #endif
 
+#ifndef USB_VNOPS_FO_CLOSE
+#define	USB_VNOPS_FO_CLOSE(fp, td, perr) do {	\
+    (td)->td_fpop = (fp);			\
+    *(perr) = vnops.fo_close(fp, td);		\
+    (td)->td_fpop = NULL;			\
+} while (0)
+#endif
+
 #ifndef USB_VNOPS_FO_STAT
 #define	USB_VNOPS_FO_STAT(fp, sb, cred, td) \
     vnops.fo_stat(fp, sb, cred, td)

==== //depot/projects/usb/src/sys/dev/usb2/core/usb2_dev.c#35 (text+ko) ====

@@ -1234,11 +1234,11 @@
 		}
 	}
 	/*
-	 * Magic: Take over the file so that we get all the callbacks
+	 * Take over the file so that we get all the callbacks
 	 * directly and don't have to create another device:
 	 */
-	fp->f_ops = &usb2_ops_f;
-	fp->f_data = ((uint8_t *)0) + devloc;
+	finit(fp, fp->f_flag, DTYPE_VNODE,
+	    ((uint8_t *)0) + devloc, &usb2_ops_f);
 
 	usb2_unref_device(&loc);
 
@@ -1253,6 +1253,7 @@
 static int
 usb2_close(struct cdev *dev, int flag, int mode, struct thread *p)
 {
+	DPRINTF("\n");
 	return (0);			/* nothing to do */
 }
 
@@ -1461,7 +1462,9 @@
 
 done:
 	/* call old close method */
-	return (fp->f_ops->fo_close) (fp, td);
+	USB_VNOPS_FO_CLOSE(fp, td, &err);
+
+	return (err);
 }
 
 static int



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