Date: Mon, 22 Oct 2018 16:42:14 +0300 From: Lev Serebryakov <lev@FreeBSD.org> To: Alan Somers <asomers@freebsd.org> Cc: "freebsd-hackers@freebsd.org" <freebsd-hackers@freebsd.org>, cse.cem@gmail.com Subject: Re: What is wrong with dtrace's stack()? Message-ID: <b30f2080-1037-1752-60fb-6d22e28ce90d@FreeBSD.org> In-Reply-To: <234d745d-37a9-9610-15b9-0f5cd5af21bf@FreeBSD.org> References: <170994671.20181021201021@serebryakov.spb.ru> <CAG6CVpVCe-8OVU%2BKEyAh8swFSAjRshNcNLN0tjAS3W8bZxyrTA@mail.gmail.com> <475670271.20181022003734@serebryakov.spb.ru> <CAOtMX2goztCYJXM72WNR711DEBEKAGk1zFHF=NpE4UiVAF2bAQ@mail.gmail.com> <234d745d-37a9-9610-15b9-0f5cd5af21bf@FreeBSD.org>
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From: Lev Serebryakov <lev@FreeBSD.org>
Reply-To: lev@FreeBSD.org
To: Alan Somers <asomers@freebsd.org>
Cc: "freebsd-hackers@freebsd.org" <freebsd-hackers@freebsd.org>,
cse.cem@gmail.com
Message-ID: <b30f2080-1037-1752-60fb-6d22e28ce90d@FreeBSD.org>
Subject: Re: What is wrong with dtrace's stack()?
References: <170994671.20181021201021@serebryakov.spb.ru>
<CAG6CVpVCe-8OVU+KEyAh8swFSAjRshNcNLN0tjAS3W8bZxyrTA@mail.gmail.com>
<475670271.20181022003734@serebryakov.spb.ru>
<CAOtMX2goztCYJXM72WNR711DEBEKAGk1zFHF=NpE4UiVAF2bAQ@mail.gmail.com>
<234d745d-37a9-9610-15b9-0f5cd5af21bf@FreeBSD.org>
In-Reply-To: <234d745d-37a9-9610-15b9-0f5cd5af21bf@FreeBSD.org>
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On 22.10.2018 14:45, Lev Serebryakov wrote:
> CURVNET_SET(so->so_vnet);
> if (!SOLISTENING(so))
> error =3D so->so_proto->pr_usrreqs->pru_sosend(so, addr, uio,
> top, control, flags, td);
> else {
> m_freem(top);
> m_freem(control);
> error =3D ENOTCONN;
> }
> CURVNET_RESTORE();
Oh, I'm idiot, it is eligible for TCO, if VNET is not compiled-in.
--=20
// Lev Serebryakov
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