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[src/trunk]: src/sys/dev/usb Revert changes for PR kern/44907
details: https://anonhg.NetBSD.org/src/rev/6694a6e4b31f
branches: trunk
changeset: 765497:6694a6e4b31f
user: tsutsui <tsutsui%NetBSD.org@localhost>
date: Sat May 28 15:47:17 2011 +0000
description:
Revert changes for PR kern/44907
http://mail-index.NetBSD.org/source-changes/2011/05/27/msg022584.html
for now. It might cause a panic in ehci_freex() on device detach
as reported by Paul Goyette on current-users@.
diffstat:
sys/dev/usb/ehci.c | 18 +++++++-----------
sys/dev/usb/ohci.c | 14 +++++---------
sys/dev/usb/ohcivar.h | 3 +--
sys/dev/usb/uhci.c | 20 ++++++++------------
4 files changed, 21 insertions(+), 34 deletions(-)
diffs (230 lines):
diff -r 16b96c9d9db3 -r 6694a6e4b31f sys/dev/usb/ehci.c
--- a/sys/dev/usb/ehci.c Sat May 28 15:37:11 2011 +0000
+++ b/sys/dev/usb/ehci.c Sat May 28 15:47:17 2011 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: ehci.c,v 1.176 2011/05/27 19:04:24 tsutsui Exp $ */
+/* $NetBSD: ehci.c,v 1.177 2011/05/28 15:47:17 tsutsui Exp $ */
/*
* Copyright (c) 2004-2008 The NetBSD Foundation, Inc.
@@ -52,7 +52,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ehci.c,v 1.176 2011/05/27 19:04:24 tsutsui Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ehci.c,v 1.177 2011/05/28 15:47:17 tsutsui Exp $");
#include "ohci.h"
#include "uhci.h"
@@ -1284,7 +1284,6 @@
{
struct ehci_softc *sc = bus->hci_private;
usbd_xfer_handle xfer;
- struct ehci_xfer *exfer;
xfer = SIMPLEQ_FIRST(&sc->sc_free_xfers);
if (xfer != NULL) {
@@ -1296,14 +1295,12 @@
}
#endif
} else {
- xfer = malloc(sizeof(*exfer), M_USB, M_NOWAIT);
+ xfer = malloc(sizeof(struct ehci_xfer), M_USB, M_NOWAIT);
}
if (xfer != NULL) {
- exfer = EXFER(xfer);
- memset(exfer, 0, sizeof(*exfer));
- usb_init_task(&exfer->abort_task, ehci_timeout_task, exfer);
+ memset(xfer, 0, sizeof(struct ehci_xfer));
#ifdef DIAGNOSTIC
- exfer->isdone = 1;
+ EXFER(xfer)->isdone = 1;
xfer->busy_free = XFER_BUSY;
#endif
}
@@ -1314,7 +1311,6 @@
ehci_freex(struct usbd_bus *bus, usbd_xfer_handle xfer)
{
struct ehci_softc *sc = bus->hci_private;
- struct ehci_xfer *exfer = EXFER(xfer);
#ifdef DIAGNOSTIC
if (xfer->busy_free != XFER_BUSY) {
@@ -1322,11 +1318,10 @@
xfer->busy_free);
}
xfer->busy_free = XFER_FREE;
- if (!exfer->isdone) {
+ if (!EXFER(xfer)->isdone) {
printf("ehci_freex: !isdone\n");
}
#endif
- usb_rem_task(xfer->pipe->device, &exfer->abort_task);
SIMPLEQ_INSERT_HEAD(&sc->sc_free_xfers, xfer, next);
}
@@ -3155,6 +3150,7 @@
}
/* Execute the abort in a process context. */
+ usb_init_task(&exfer->abort_task, ehci_timeout_task, addr);
usb_add_task(exfer->xfer.pipe->device, &exfer->abort_task,
USB_TASKQ_HC);
}
diff -r 16b96c9d9db3 -r 6694a6e4b31f sys/dev/usb/ohci.c
--- a/sys/dev/usb/ohci.c Sat May 28 15:37:11 2011 +0000
+++ b/sys/dev/usb/ohci.c Sat May 28 15:47:17 2011 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: ohci.c,v 1.214 2011/05/27 20:37:13 jakllsch Exp $ */
+/* $NetBSD: ohci.c,v 1.215 2011/05/28 15:47:17 tsutsui Exp $ */
/* $FreeBSD: src/sys/dev/usb/ohci.c,v 1.22 1999/11/17 22:33:40 n_hibma Exp $ */
/*
@@ -41,7 +41,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ohci.c,v 1.214 2011/05/27 20:37:13 jakllsch Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ohci.c,v 1.215 2011/05/28 15:47:17 tsutsui Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -945,7 +945,6 @@
{
struct ohci_softc *sc = bus->hci_private;
usbd_xfer_handle xfer;
- struct ohci_xfer *oxfer;
xfer = SIMPLEQ_FIRST(&sc->sc_free_xfers);
if (xfer != NULL) {
@@ -957,12 +956,10 @@
}
#endif
} else {
- xfer = malloc(sizeof(*oxfer), M_USB, M_NOWAIT);
+ xfer = malloc(sizeof(struct ohci_xfer), M_USB, M_NOWAIT);
}
if (xfer != NULL) {
- oxfer = OXFER(xfer);
- memset(oxfer, 0, sizeof(*oxfer));
- usb_init_task(&oxfer->abort_task, ohci_timeout_task, oxfer);
+ memset(xfer, 0, sizeof (struct ohci_xfer));
#ifdef DIAGNOSTIC
xfer->busy_free = XFER_BUSY;
#endif
@@ -974,7 +971,6 @@
ohci_freex(struct usbd_bus *bus, usbd_xfer_handle xfer)
{
struct ohci_softc *sc = bus->hci_private;
- struct ohci_xfer *oxfer = OXFER(xfer);
#ifdef DIAGNOSTIC
if (xfer->busy_free != XFER_BUSY) {
@@ -983,7 +979,6 @@
}
xfer->busy_free = XFER_FREE;
#endif
- usb_rem_task(xfer->pipe->device, &oxfer->abort_task);
SIMPLEQ_INSERT_HEAD(&sc->sc_free_xfers, xfer, next);
}
@@ -1953,6 +1948,7 @@
}
/* Execute the abort in a process context. */
+ usb_init_task(&oxfer->abort_task, ohci_timeout_task, addr);
usb_add_task(oxfer->xfer.pipe->device, &oxfer->abort_task,
USB_TASKQ_HC);
}
diff -r 16b96c9d9db3 -r 6694a6e4b31f sys/dev/usb/ohcivar.h
--- a/sys/dev/usb/ohcivar.h Sat May 28 15:37:11 2011 +0000
+++ b/sys/dev/usb/ohcivar.h Sat May 28 15:47:17 2011 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: ohcivar.h,v 1.50 2011/05/27 19:04:24 tsutsui Exp $ */
+/* $NetBSD: ohcivar.h,v 1.51 2011/05/28 15:47:17 tsutsui Exp $ */
/* $FreeBSD: src/sys/dev/usb/ohcivar.h,v 1.13 1999/11/17 22:33:41 n_hibma Exp $ */
/*
@@ -140,7 +140,6 @@
struct usbd_xfer xfer;
struct usb_task abort_task;
};
-#define OXFER(xfer) ((struct ohci_xfer *)(xfer))
usbd_status ohci_init(ohci_softc_t *);
int ohci_intr(void *);
diff -r 16b96c9d9db3 -r 6694a6e4b31f sys/dev/usb/uhci.c
--- a/sys/dev/usb/uhci.c Sat May 28 15:37:11 2011 +0000
+++ b/sys/dev/usb/uhci.c Sat May 28 15:47:17 2011 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: uhci.c,v 1.237 2011/05/27 19:04:24 tsutsui Exp $ */
+/* $NetBSD: uhci.c,v 1.238 2011/05/28 15:47:17 tsutsui Exp $ */
/* $FreeBSD: src/sys/dev/usb/uhci.c,v 1.33 1999/11/17 22:33:41 n_hibma Exp $ */
/*
@@ -42,7 +42,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: uhci.c,v 1.237 2011/05/27 19:04:24 tsutsui Exp $");
+__KERNEL_RCSID(0, "$NetBSD: uhci.c,v 1.238 2011/05/28 15:47:17 tsutsui Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@@ -640,7 +640,6 @@
{
struct uhci_softc *sc = bus->hci_private;
usbd_xfer_handle xfer;
- struct uhci_xfer *uxfer;
xfer = SIMPLEQ_FIRST(&sc->sc_free_xfers);
if (xfer != NULL) {
@@ -652,15 +651,13 @@
}
#endif
} else {
- xfer = malloc(sizeof(*uxfer), M_USB, M_NOWAIT);
+ xfer = malloc(sizeof(struct uhci_xfer), M_USB, M_NOWAIT);
}
if (xfer != NULL) {
- uxfer = UXFER(xfer);
- memset(uxfer, 0, sizeof(*uxfer));
- uxfer->iinfo.sc = sc;
- usb_init_task(&uxfer->abort_task, uhci_timeout_task, uxfer);
+ memset(xfer, 0, sizeof (struct uhci_xfer));
+ UXFER(xfer)->iinfo.sc = sc;
#ifdef DIAGNOSTIC
- uxfer->iinfo.isdone = 1;
+ UXFER(xfer)->iinfo.isdone = 1;
xfer->busy_free = XFER_BUSY;
#endif
}
@@ -671,7 +668,6 @@
uhci_freex(struct usbd_bus *bus, usbd_xfer_handle xfer)
{
struct uhci_softc *sc = bus->hci_private;
- struct uhci_xfer *uxfer = UXFER(xfer);
#ifdef DIAGNOSTIC
if (xfer->busy_free != XFER_BUSY) {
@@ -679,11 +675,10 @@
xfer->busy_free);
}
xfer->busy_free = XFER_FREE;
- if (!uxfer->iinfo.isdone) {
+ if (!UXFER(xfer)->iinfo.isdone) {
printf("uhci_freex: !isdone\n");
}
#endif
- usb_rem_task(xfer->pipe->device, &uxfer->abort_task);
SIMPLEQ_INSERT_HEAD(&sc->sc_free_xfers, xfer, next);
}
@@ -1624,6 +1619,7 @@
}
/* Execute the abort in a process context. */
+ usb_init_task(&uxfer->abort_task, uhci_timeout_task, ii->xfer);
usb_add_task(uxfer->xfer.pipe->device, &uxfer->abort_task,
USB_TASKQ_HC);
}
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