Date: Fri, 21 Nov 2008 04:47:11 +0000 (UTC) From: Kip Macy <kmacy@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r185146 - user/kmacy/HEAD_fast_multi_xmit/sys/sys Message-ID: <200811210447.mAL4lBuG074302@svn.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: kmacy Date: Fri Nov 21 04:47:11 2008 New Revision: 185146 URL: http://svn.freebsd.org/changeset/base/185146 Log: generalize sanity check in buf_ring_peek to multi-consumer case Modified: user/kmacy/HEAD_fast_multi_xmit/sys/sys/buf_ring.h Modified: user/kmacy/HEAD_fast_multi_xmit/sys/sys/buf_ring.h ============================================================================== --- user/kmacy/HEAD_fast_multi_xmit/sys/sys/buf_ring.h Fri Nov 21 04:45:53 2008 (r185145) +++ user/kmacy/HEAD_fast_multi_xmit/sys/sys/buf_ring.h Fri Nov 21 04:47:11 2008 (r185146) @@ -234,7 +234,7 @@ buf_ring_peek(struct buf_ring *br) { #ifdef DEBUG_BUFRING - if (!mtx_owned(br->br_lock)) + if ((br->br_lock != NULL) && !mtx_owned(br->br_lock)) panic("lock not held on single consumer dequeue"); #endif mb();
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200811210447.mAL4lBuG074302>