CFT: msk(4) Rx checksum offloading support
pyunyh at gmail.com
Fri Mar 12 18:45:00 UTC 2010
On Sat, Mar 06, 2010 at 02:52:48PM -0800, Pyun YongHyeon wrote:
> Finally I managed to understand how Rx checksum offloading works on
> Yukon II controllers. The patch at the following URL will add Rx
> checksum offloading support to msk(4) controllers.
> The patch was generated against HEAD.
> Controllers(Yukon Extreme and Yukon FE+) which use more matured Rx
> checksum offloading does not need this patch. msk(4) already
> supported Rx checksum offloading for these controllers. This patch
> is for old Yukon controllers(Yukon EC, Yukon EC Ultra, Yukon FE and
> Yukon Ultra2). Due to known issues, Rx checksum offloading for
> Yukon XL was still disabled.
> I did not see much differences with/without Rx checksum offloading
> on my box but I guess it may show some differences on notebook
> systems. The patch also includes some diagnostic message like
> "Rx checksum value mismatch!" to detect possible hardware checksum
> logic failure so if you see this message please let me know.
For the record, the patch committed to HEAD(r205091).
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