linux-kernel - Re: [PATCH 0/4] x86-64: fix vclock

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Message-ID: <20090514140247.GC10933@one.firstfloor.org>
Date:	Thu, 14 May 2009 16:02:47 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Petr Tesarik <ptesarik@...e.cz>
Cc:	Andi Kleen <andi@...stfloor.org>, linux-kernel@...r.kernel.org,
	linux-x86_64@...r.kernel.org, mingo@...e.hu, zwane@....linux.org.uk
Subject: Re: [PATCH 0/4] x86-64: fix vclock_gettime()

> Sorry, this doesn't work, because the function is inlined. And even if
> it wasn't, the vDSO must be self-contained by definition. User-space
> cannot simply call into kernel-space.

Wrong, it can call into vsyscall space.

-Andi

-- 
ak@...ux.intel.com -- Speaking for myself only.
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