Re: [PATCH net-next v4 0/9] socket sendmsg MSG_ZEROCOPY

2017-08-03 Thread David Miller
From: Willem de Bruijn Date: Thu, 3 Aug 2017 16:29:36 -0400 > Introduce zerocopy socket send flag MSG_ZEROCOPY. This extends the > shared page support (SKBTX_SHARED_FRAG) from sendpage to sendmsg. > Implement the feature for TCP initially, as large writes benefit > most. Looks great, series app

[PATCH net-next v4 0/9] socket sendmsg MSG_ZEROCOPY

2017-08-03 Thread Willem de Bruijn
From: Willem de Bruijn Introduce zerocopy socket send flag MSG_ZEROCOPY. This extends the shared page support (SKBTX_SHARED_FRAG) from sendpage to sendmsg. Implement the feature for TCP initially, as large writes benefit most. On a send call with MSG_ZEROCOPY, the kernel pins user pages and link