linux-kernel - Re: [PATCH] Export current_is

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Message-ID: <adairgpc39m.fsf@cisco.com>
Date:	Tue, 05 Dec 2006 15:49:09 -0800
From:	Roland Dreier <rdreier@...co.com>
To:	Andrew Morton <akpm@...l.org>
Cc:	Andy Fleming <afleming@...escale.com>,
	"Maciej W. Rozycki" <macro@...ux-mips.org>,
	Ben Collins <ben.collins@...ntu.com>,
	linux-kernel@...r.kernel.org, Linus Torvalds <torvalds@...l.org>,
	Jeff Garzik <jeff@...zik.org>
Subject: Re: [PATCH] Export current_is_keventd() for libphy

 > But running flush_scheduled_work() from within dev_close() is a very
 > sensible thing to do, and dev_close is called under rtnl_lock().

I can't argue with that -- this has actually bitten me in the past.

Hmm, I'll try to understand why we need rtnl_lock() to cover dev_close...

 - R.
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