From 003223c276c5d434b8f36f87850f8ba586e21188 Mon Sep 17 00:00:00 2001
From: Peter Wemm <peter@FreeBSD.org>
Date: Tue, 27 Feb 2001 01:05:25 +0000
Subject: Disable the mutex locking calls.  These do not work in their present
 form as the code calls the usb stack (which can sleep) while holding the
 driver lock.  This leads to a deadlock.

---
 sys/dev/usb/if_auereg.h | 5 +++++
 sys/dev/usb/if_cuereg.h | 5 +++++
 sys/dev/usb/if_kuereg.h | 5 +++++
 3 files changed, 15 insertions(+)

(limited to 'sys/dev')

diff --git a/sys/dev/usb/if_auereg.h b/sys/dev/usb/if_auereg.h
index 554409105c10..28ebf7a2fb06 100644
--- a/sys/dev/usb/if_auereg.h
+++ b/sys/dev/usb/if_auereg.h
@@ -249,8 +249,13 @@ struct aue_softc {
 	struct mtx		aue_mtx;
 };
 
+#if 0
 #define	AUE_LOCK(_sc)		mtx_lock(&(_sc)->aue_mtx)
 #define	AUE_UNLOCK(_sc)		mtx_unlock(&(_sc)->aue_mtx)
+#else
+#define	AUE_LOCK(_sc)
+#define	AUE_UNLOCK(_sc)
+#endif
 
 #define AUE_TIMEOUT		1000
 #define ETHER_ALIGN		2
diff --git a/sys/dev/usb/if_cuereg.h b/sys/dev/usb/if_cuereg.h
index dc7b8c8fbc9a..3e3e1b6b485a 100644
--- a/sys/dev/usb/if_cuereg.h
+++ b/sys/dev/usb/if_cuereg.h
@@ -182,5 +182,10 @@ struct cue_softc {
 	struct mtx		cue_mtx;
 };
 
+#if 0
 #define	CUE_LOCK(_sc)		mtx_lock(&(_sc)->cue_mtx)
 #define	CUE_UNLOCK(_sc)		mtx_unlock(&(_sc)->cue_mtx)
+#else
+#define	CUE_LOCK(_sc)
+#define	CUE_UNLOCK(_sc)
+#endif
diff --git a/sys/dev/usb/if_kuereg.h b/sys/dev/usb/if_kuereg.h
index b5ffb32a157f..9dac6861c35f 100644
--- a/sys/dev/usb/if_kuereg.h
+++ b/sys/dev/usb/if_kuereg.h
@@ -173,5 +173,10 @@ struct kue_softc {
 	struct mtx		kue_mtx;
 };
 
+#if 0
 #define	KUE_LOCK(_sc)		mtx_lock(&(_sc)->kue_mtx)
 #define	KUE_UNLOCK(_sc)		mtx_unlock(&(_sc)->kue_mtx)
+#else
+#define	KUE_LOCK(_sc)
+#define	KUE_UNLOCK(_sc)
+#endif
-- 
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