From: Jens Axboe <axboe@kernel.dk>
To: Felipe Franciosi <felipe@paradoxo.org>, linux-kernel@vger.kernel.org
Cc: Sam Bradshaw <sbradshaw@micron.com>
Subject: Re: [PATCH 2/2] mtip32xx: Unmap the DMA segments before completing the IO request
Date: Wed, 12 Mar 2014 10:16:27 -0600 [thread overview]
Message-ID: <5320885B.50507@kernel.dk> (raw)
In-Reply-To: <1394640348-9109-3-git-send-email-felipe@paradoxo.org>
On 03/12/2014 10:05 AM, Felipe Franciosi wrote:
> If the buffers are unmapped after completing a request, then stale data
> might be in the request.
This is unfortunate, and a real bug. Good catch!
--
Jens Axboe
next prev parent reply other threads:[~2014-03-12 16:16 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-12 16:05 [PATCH 0/2] mtip32xx: Fix arch-specific driver issues Felipe Franciosi
2014-03-12 16:05 ` [PATCH 1/2] mtip32xx: Don't bounce IO requests Felipe Franciosi
2014-03-12 16:16 ` Jens Axboe
2014-03-12 17:08 ` Felipe Franciosi
2014-03-12 17:18 ` David Vrabel
2014-03-12 17:19 ` Jens Axboe
2014-03-12 17:44 ` Felipe Franciosi
2014-03-12 16:05 ` [PATCH 2/2] mtip32xx: Unmap the DMA segments before completing the IO request Felipe Franciosi
2014-03-12 16:16 ` Jens Axboe [this message]
2014-03-12 19:04 ` Sam Bradshaw
-- strict thread matches above, loose matches on Subject: below --
2014-03-13 14:34 [PATCH 0/2 v2] mtip32xx: Fix arch-specific performance issues Felipe Franciosi
2014-03-13 14:34 ` [PATCH 2/2] mtip32xx: Unmap the DMA segments before completing the IO request Felipe Franciosi
2014-03-13 15:30 ` Jens Axboe
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