linux-kernel - Re: [PATCH] usbhid: Fix lockdep unannotated irqs-off warning

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Message-ID: <20160302151713.GG6357@twins.programming.kicks-ass.net>
Date:	Wed, 2 Mar 2016 16:17:13 +0100
From:	Peter Zijlstra <peterz@...radead.org>
To:	Sedat Dilek <sedat.dilek@...il.com>
Cc:	Steven Rostedt <rostedt@...dmis.org>,
	Jiri Kosina <jikos@...nel.org>, Tejun Heo <tj@...nel.org>,
	Lai Jiangshan <jiangshanlai@...il.com>,
	Benjamin Tissoires <benjamin.tissoires@...hat.com>,
	Paul McKenney <paulmck@...ux.vnet.ibm.com>,
	Andy Lutomirski <luto@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>, linux-usb@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Alan Stern <stern@...land.harvard.edu>,
	Felipe Balbi <balbi@...com>, Ingo Molnar <mingo@...hat.com>
Subject: Re: [PATCH] usbhid: Fix lockdep unannotated irqs-off warning

On Wed, Mar 02, 2016 at 04:00:49PM +0100, Sedat Dilek wrote:
> >
> > Right, most odd. Sedat, could you provide objdump -D of the relevant
> > sections of vmlinux ?
> >
> 
> Can you give some clear instructions - for what shall I look for in special?

objdump -D vmlinux | awk '/<[^>]*>:$/ { p=0; } /<del_timer_sync>:/ { p=1; } { if (p) print $0; }'

might be a good start, esp. if the output differs between the LLVM and
GCC cases (+- address muck).