linux-kernel - Re: 2.6.31-0.1-default-07068-g43c1266 lockdep warning and scheduling while atomic BUG

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Message-Id: <200909212204.50047.oliver@neukum.org>
Date:	Mon, 21 Sep 2009 22:04:49 +0200
From:	Oliver Neukum <oliver@...kum.org>
To:	Henk Martijn <h.h.martijn@...il.com>, linux-input@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, "H. Peter Anvin" <hpa@...or.com>
Subject: Re: 2.6.31-0.1-default-07068-g43c1266 lockdep warning and scheduling while atomic BUG

Am Montag, 21. September 2009 21:53:28 schrieb Henk Martijn:
> This is a i7 based DELL and current git throws the following warning and
> bug at me during boot:

Please try this patch

	Regards
		Oliver

--

commit ca5c4a1397d1a1c0d1074f4d8922630fdd732780
Author: Oliver Neukum <oliver@...kum.org>
Date:   Mon Sep 21 22:02:01 2009 +0200

    hid:usbhid: fix wrong use of GFP_KERNEL
    
    hid_input_report() must be told it is called in interrupt context

diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c
index 1b0e07a..ab2869d 100644
--- a/drivers/hid/usbhid/hid-core.c
+++ b/drivers/hid/usbhid/hid-core.c
@@ -455,7 +455,7 @@ static void hid_ctrl(struct urb *urb)
 		if (usbhid->ctrl[usbhid->ctrltail].dir == USB_DIR_IN)
 			hid_input_report(urb->context,
 				usbhid->ctrl[usbhid->ctrltail].report->type,
-				urb->transfer_buffer, urb->actual_length, 0);
+				urb->transfer_buffer, urb->actual_length, 1);
 		break;
 	case -ESHUTDOWN:	/* unplug */
 		unplug = 1;

--
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