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Date: Thu, 11 Jun 2009 14:38:47 -0700 From: Jeff Kirsher <jeffrey.t.kirsher@...el.com> To: David Miller <davem@...emloft.net> Cc: chrisw@...s-sol.org, netdev@...r.kernel.org, e1000-devel@...ts.sourceforge.net, andy@...yhouse.net Subject: Re: [PATCH] ixgbe: fix mismatched dma map/unmap size On Thu, Jun 11, 2009 at 3:20 AM, David Miller<davem@...emloft.net> wrote: > From: Chris Wright <chrisw@...s-sol.org> > Date: Tue, 9 Jun 2009 10:11:51 -0700 > >> DMA buffer is mapped w/ NET_IP_ALIGN accounted, unmapped w/out. >> Dma debugging generates this warning. Simple fix below. >> >> [ 76.356509] ixgbe 0000:04:00.0: DMA-API: device driver frees DMA >> memory with different size [device address=0x00000000fff7f022] [map >> size=1524 bytes] [unmap size=1522 bytes] >> ... >> [ 76.440333] [<ffffffffa000247f>] ixgbe_clean_rx_irq+0x123/0x41b [ixgbe] >> ... >> [ 76.551151] Mapped at: >> [ 76.553582] [<ffffffff811bd745>] debug_dma_map_page+0x4d/0xf8 >> [ 76.559584] [<ffffffffa00012d4>] ixgbe_alloc_rx_buffers+0x204/0x2af [ixgbe] >> >> Signed-off-by: Chris Wright <chrisw@...s-sol.org> >> --- >> Fix is against v2.6.30-rc8-73-g3af968e, but still applies to net-next. > > I'll leave this for Jeff to suck into his queue. Thanks Chris. > -- I have this in my queue, thanks. -- Cheers, Jeff -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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