Date: Tue, 11 Mar 2008 14:34:23 GMT From: Robert Watson <rwatson@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 137398 for review Message-ID: <200803111434.m2BEYN5s037455@repoman.freebsd.org>
next in thread | raw e-mail | index | archive | help
http://perforce.freebsd.org/chv.cgi?CH=137398 Change 137398 by rwatson@rwatson_cinnamon on 2008/03/11 14:33:23 Comment for zrotbuf. Affected files ... .. //depot/projects/zcopybpf/src/sys/net/bpf_zerocopy.c#30 edit Differences ... ==== //depot/projects/zcopybpf/src/sys/net/bpf_zerocopy.c#30 (text+ko) ==== @@ -414,6 +414,11 @@ return (0); } +/* + * Ioctl to force rotation of the two buffers, if there's any data available. + * This can be used by user space to implement time outs when waiting for a + * buffer to fill. + */ int bpf_zerocopy_ioctl_rotzbuf(struct thread *td, struct bpf_d *d, struct bpf_zbuf *bz)
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200803111434.m2BEYN5s037455>