> From: Or Gerlitz > Sent: Thursday, August 18, 2016 9:06 AM > To: Yishai Hadas <yishaih@xxxxxxxxxxxx> > Cc: dledford@xxxxxxxxxx; linux-rdma@xxxxxxxxxxxxxxx; Bodong Wang > <bodong@xxxxxxxxxxxx>; Majd Dibbiny <majd@xxxxxxxxxxxx>; Tal Alon > <talal@xxxxxxxxxxxx> > Subject: Re: [PATCH libibverbs 2/3] Add support for TCP segmentation > offload (TSO) > > On 7/28/2016 3:19 PM, Yishai Hadas wrote: > > 3) Add IBV_WC_TSO to be used as part of poll_cq to report a TSO > completion. > > why is that needed? what's the proposed/possible applicative usage of > that bit? It's consistent with the kernel API that adds similar bit for LSO. http://lxr.free-electrons.com/source/include/rdma/ib_verbs.h#L842 Specifically, it can give an application an accurate knowledge about the completion type as done for other cases as part of ibv_post_send as of IBV_WC_BIND_MW, IBV_WC_LOCAL_INV, etc. -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html