|author||Jason A. Donenfeld <Jason@zx2c4.com>||Thu Apr 19 23:46:52 2018 +0200|
|committer||Brad Fitzpatrick <email@example.com>||Thu Apr 19 22:16:24 2018 +0000|
syscall: avoid extra syscall on send/recvmsg on Linux By simply rearranging the logic, we avoid the overhead of a superfluous call to getsockopt. For, if p is already non empty, there's no point in having to check if we need to attach dummy payload. This has performance benefits when using send/recvmsg for high speed communications. Change-Id: Id85cff17328ecbf6d09dd52fbeeaa691dbe69b75 Reviewed-on: https://go-review.googlesource.com/108338 Reviewed-by: Brad Fitzpatrick <firstname.lastname@example.org> Run-TryBot: Brad Fitzpatrick <email@example.com> TryBot-Result: Gobot Gobot <firstname.lastname@example.org>
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