Re: [RFC]: Support for zero-copy TCP transmit of user space data

David M. Lloyd
2008-12-18T19:11:59Z

On 12/18/2008 12:35 PM, Vladislav Bolkhovitin wrote:
> An iSCSI target driver iSCSI-SCST was a part of the patchset
> (http://lkml.org/lkml/2008/12/10/293). For it a nice optimization to
> have TCP zero-copy transmit of user space data was implemented. Patch,
> implementing this optimization was also sent in the patchset, see
> http://lkml.org/lkml/2008/12/10/296.

I'm probably ignorant of about 90% of the context here, but isn't this the
sort of problem that was supposed to have been solved by vmsplice(2)?

- DML