Date: Mon, 3 Aug 2015 18:22:31 +0000 (UTC) From: Luiz Otavio O Souza <loos@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r286243 - head/sys/net Message-ID: <201508031822.t73IMVri042758@repo.freebsd.org>
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Author: loos Date: Mon Aug 3 18:22:31 2015 New Revision: 286243 URL: https://svnweb.freebsd.org/changeset/base/286243 Log: Add a KASSERT() to make sure we wont rotate the buffers twice (rotate the buffers while the hold buffer is in use). Suggested by: ed, ghelmer MFC with: r286142 Modified: head/sys/net/bpf.c Modified: head/sys/net/bpf.c ============================================================================== --- head/sys/net/bpf.c Mon Aug 3 17:47:02 2015 (r286242) +++ head/sys/net/bpf.c Mon Aug 3 18:22:31 2015 (r286243) @@ -2412,6 +2412,7 @@ catchpacket(struct bpf_d *d, u_char *pkt ++d->bd_dcount; return; } + KASSERT(!d->bd_hbuf_in_use, ("hold buffer is in use")); ROTATE_BUFFERS(d); do_wakeup = 1; curlen = 0;
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