Date: Wed, 13 Nov 2013 17:08:37 +0000 (UTC) From: John Baldwin <jhb@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org Subject: svn commit: r258099 - stable/9/sys/kern Message-ID: <201311131708.rADH8bcc014261@svn.freebsd.org>
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Author: jhb Date: Wed Nov 13 17:08:37 2013 New Revision: 258099 URL: http://svnweb.freebsd.org/changeset/base/258099 Log: MFC 254699,255030: Use tvtohz() to convert a socket buffer timeout to a tick value rather than using a home-rolled version. The home-rolled version could result in shorter-than-requested sleeps. PR: kern/181416 Modified: stable/9/sys/kern/uipc_socket.c Directory Properties: stable/9/sys/ (props changed) Modified: stable/9/sys/kern/uipc_socket.c ============================================================================== --- stable/9/sys/kern/uipc_socket.c Wed Nov 13 17:06:26 2013 (r258098) +++ stable/9/sys/kern/uipc_socket.c Wed Nov 13 17:08:37 2013 (r258099) @@ -2654,22 +2654,12 @@ sosetopt(struct socket *so, struct socko sizeof tv); if (error) goto bad; - - /* assert(hz > 0); */ - if (tv.tv_sec < 0 || tv.tv_sec > INT_MAX / hz || - tv.tv_usec < 0 || tv.tv_usec >= 1000000) { - error = EDOM; - goto bad; - } - /* assert(tick > 0); */ - /* assert(ULONG_MAX - INT_MAX >= 1000000); */ - val = (u_long)(tv.tv_sec * hz) + tv.tv_usec / tick; - if (val > INT_MAX) { + if (tv.tv_sec < 0 || tv.tv_usec < 0 || + tv.tv_usec >= 1000000) { error = EDOM; goto bad; } - if (val == 0 && tv.tv_usec != 0) - val = 1; + val = tvtohz(&tv); switch (sopt->sopt_name) { case SO_SNDTIMEO:
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