From: "Michael S. Tsirkin" <mst@mellanox.co.il>
To: Andrew Morton <akpm@osdl.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: kmap_atomic slot collision
Date: Sat, 17 Dec 2005 23:05:03 +0200 [thread overview]
Message-ID: <20051217210503.GA19246@mellanox.co.il> (raw)
In-Reply-To: <20051217123755.aaa73edf.akpm@osdl.org>
Quoting Andrew Morton <akpm@osdl.org>:
> And lo, a bunch of places in the kernel are forgetting to disable local
> interrupts. So if your ode is correctly coded as above, you can
> scribble
> on their kmap, but they cannot scribble on yours.
That seems to be what I'm seeing.
> Failing to disable local IRQs while taking KM_IRQn is a ghastly bug.
> I'll
> fix 'em up.
Thanks!
Pls Cc me on a patch, I'm not on the list.
--
MST
prev parent reply other threads:[~2005-12-17 21:01 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-12-15 17:33 Michael S. Tsirkin
2005-12-17 20:37 ` Andrew Morton
2005-12-17 21:05 ` Michael S. Tsirkin [this message]
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