lkml.org 
[lkml]   [2008]   [Oct]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: sw-iommu leak with Ethernet jumbo frames and nfs
Joe Harvell <jharvell+lists.linux-kernel@dogpad.net> :
> I noticed a problem with SW-IOMMU allocation failures when using NFS over
> my PCI Ethernet network interface using jumbo frames. I think it's a leak,
> rather than under-engineered because the problem only happens when using
> NFS and jumbo frames. When I run netperf at a much higher data rate over
> the NIC, I don't see any problems. Also, I think it's a leak because the
> problem still occurrs very quickly even when I double the SW-IOMMU heap
[...]
> The Ethernet controller is an on-board Realtek R8110SC using driver r8169.

This was fixed before 2.6.27 as commit a866bbf6aacf95f849810079442a20be118ce905.

Thanks for the detailled bug report.

--
Ueimor


\
 
 \ /
  Last update: 2008-10-19 19:09    [from the cache]
©2003-2011 Jasper Spaans