Re: Possible problem with zero-copy TCP and sendfile()

Andi Kleen
2001-04-17T14:41:26Z

On Tue, Apr 17, 2001 at 03:10:07PM +0200, Jan Kasprzak wrote:
> 00:0c.0 Ethernet controller: 3Com Corporation 3c905C-TX [Fast Etherlink] (rev 74)

IIRC the problem came up earlier. Some versions of 3com NICs seem to make
problems with the hardware checksum. There were some fixes in the driver
later; could you try it with 2.4.4pre3 (which includes zerocopy) ?

-Andi