Date: Wed, 4 Aug 2010 14:50:55 +0200 From: Attilio Rao <attilio@freebsd.org> To: Robert Watson <rwatson@freebsd.org> Cc: cvs-src@freebsd.org, src-committers@freebsd.org, cvs-all@freebsd.org, alfred@freebsd.org Subject: Re: cvs commit: src/sys/kern kern_rwlock.c Message-ID: <AANLkTikpdCBOR3YonnEm0aWfpYuZFjd-k4e9jD%2BZ-HTy@mail.gmail.com> In-Reply-To: <alpine.BSF.2.00.1008032350550.25854@fledge.watson.org> References: <200711142121.lAELLmo4018474@repoman.freebsd.org> <alpine.BSF.2.00.1008032350550.25854@fledge.watson.org>
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2010/8/4 Robert Watson <rwatson@freebsd.org>: > On Wed, 14 Nov 2007, Attilio Rao wrote: > >> attilio =C2=A0 =C2=A0 2007-11-14 21:21:48 UTC >> >> =C2=A0FreeBSD src repository >> >> =C2=A0Modified files: >> =C2=A0 sys/kern =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 kern_rwlock.c >> =C2=A0Log: >> =C2=A0Remove a bogus KASSERT which will prevent rwlock to be acquired >> =C2=A0recursively in exclusive mode with debugging kernels. >> >> =C2=A0Submitted by: kmacy >> =C2=A0Approved by: jeff >> >> =C2=A0Revision =C2=A0Changes =C2=A0 =C2=A0Path >> =C2=A01.30 =C2=A0 =C2=A0 =C2=A0+0 -3 =C2=A0 =C2=A0 =C2=A0src/sys/kern/ke= rn_rwlock.c > > Hi Attilio-- > > This bug seems also to affect the 6.x backport of rwlocks that Alfred did= . > Might either you or Alfred consider doing an MFC of this change? =C2=A0Wi= thout > it, recursive write locks on rwlocks are broken with INVARIANTS enabled. Thanks for signaling this, I'll take care. Attilio --=20 Peace can only be achieved by understanding - A. Einstein
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