Date: Thu, 12 Sep 2013 09:46:58 +0200 (CEST) From: Jimmy Olgeni <olgeni@olgeni.com> To: Konstantin Belousov <kostikbel@gmail.com> Cc: freebsd-stable@freebsd.org Subject: Re: Possible kqueue related issue on STABLE/RC. Message-ID: <alpine.BSF.2.00.1309120946030.51816@localhost.my.domain> In-Reply-To: <20130912073714.GN41229@kib.kiev.ua> References: <alpine.BSF.2.00.1309111705460.89324@olgeni.olgeni> <20130911171913.GG41229@kib.kiev.ua> <alpine.BSF.2.00.1309112119460.2566@olgeni.olgeni> <20130912073714.GN41229@kib.kiev.ua>
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On Thu, 12 Sep 2013, Konstantin Belousov wrote:
>> 4591 is the VI_LOCK(vp) in filt_vfsvnode:
>>
>> static int
>> filt_vfsvnode(struct knote *kn, long hint)
>> {
>> struct vnode *vp = (struct vnode *)kn->kn_hook;
>> int res;
>>
>> VI_LOCK(vp);
^^^^^^^^^^^
>> if (kn->kn_sfflags & hint)
>> kn->kn_fflags |= hint;
>> if (hint == NOTE_REVOKE) {
>> kn->kn_flags |= EV_EOF;
>> VI_UNLOCK(vp);
>> return (1);
>> }
>> res = (kn->kn_fflags != 0);
>> VI_UNLOCK(vp);
>> return (res);
>> }
> Which line is 4591 ?
"VI_LOCK(vp);" which bumps into the assertion.
--
jimmy
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