[Lucid] [SRU] [PATCH 0/2] correct fix for performance issue of fec driver for fsl-imx51
Bryan Wu
bryan.wu at canonical.com
Thu Jul 15 03:23:31 UTC 2010
On 07/14/2010 12:47 AM, Stefan Bader wrote:
> On 07/13/2010 05:20 PM, Bryan Wu wrote:
>> SRU Justification:
>>
>> Impact: After introducing PHYLIB supporting to FEC driver, we faced a
>> performance drop. I provided a patch to fix that, but upstream refuse the
>> solution.
>>
>> Fix: Baruch provided a new patch to fix this issue via using interrupt for
>> MDIO completion. This patch was merged into linux-2.6-net upstream tree. It
>> will be available in mainline soon.
>>
>> BugLink: http://bugs.launchpad.net/bugs/546649
>>
>> Baruch Siach (1):
>> fec: use interrupt for MDIO completion indication
>>
>> Bryan Wu (1):
>> UBUNTU: SAUCE: revert commit 41e74a1f7f90b0c092e9e153f7d8b685af2a980e
>>
>> drivers/net/fec.c | 64 +++++++++++++++++++++++++---------------------------
>> 1 files changed, 31 insertions(+), 33 deletions(-)
>>
>>
> Btw, I think there is a similar patch in Karmic. Should there be the same change
> there as well?
>
> -Stefan
>
Sorry for the delay response, it is also for Karmic. And Tobin already tested it
on Lucid, it works fine.
Thanks,
--
Bryan Wu <bryan.wu at canonical.com>
Kernel Developer +86.138-1617-6545 Mobile
Ubuntu Kernel Team | Hardware Enablement Team
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