Date: Fri, 30 May 2008 18:16:38 +0500 From: rihad <rihad@mail.ru> To: freebsd-net@freebsd.org Subject: if_var.h micro-optimization Message-ID: <483FFE36.7050006@mail.ru>
next in thread | raw e-mail | index | archive | help
Not sure if this is a worthwhile optimization? FreeBSD 7.0 --- /usr/src/sys/net/if_var.h 2007-12-07 09:46:08.000000000 +0400 +++ if_var.h 2008-05-30 18:10:25.000000000 +0500 @@ -282,7 +282,8 @@ if (m) { \ if (((ifq)->ifq_head = (m)->m_nextpkt) == NULL) \ (ifq)->ifq_tail = NULL; \ - (m)->m_nextpkt = NULL; \ + else \ + (m)->m_nextpkt = NULL; \ (ifq)->ifq_len--; \ } \ } while (0)
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?483FFE36.7050006>