On Fri, Jun 08, 2007 at 09:12:52AM -0400, jamal wrote: > > To mimick that behavior in LLTX, a driver needs to use the same lock on > both tx and receive. e1000 holds a different lock on tx path from rx > path. Maybe theres something clever i am missing; but it seems to be a > bug on e1000.
It's both actually :) It takes the tx_lock in the xmit routine as well as in the clean-up routine. However, the lock is only taken when it updates the queue status. Thanks to the ring buffer structure the rest of the clean-up/xmit code will run concurrently just fine. Cheers, -- Visit Openswan at http://www.openswan.org/ Email: Herbert Xu ~{PmV>HI~} <[EMAIL PROTECTED]> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
