X-Recipient:	archive-cygwin AT delorie DOT com
DomainKey-Signature:	a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id
	:list-unsubscribe:list-subscribe:list-archive:list-post
	:list-help:sender:date:from:to:cc:subject:message-id:reply-to
	:references:mime-version:content-type:in-reply-to; q=dns; s=
	default; b=gepHKjpQWt+C7Ts3lhf/miaN/Ly0VVqoyNRNJRLj7Z3BsH5DojymM
	BDT1F6UPszMJIik6oFJvzCUKKtQ5ysfgRhJ0LR4ypU0779rJiGj31Wp/klF6OkrT
	xezZt9bBA3mqHqV/quMSdZ6IPWeZcjOqJWkw/c6mrB2pNLoijZ7joM=
DKIM-Signature:	v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id
	:list-unsubscribe:list-subscribe:list-archive:list-post
	:list-help:sender:date:from:to:cc:subject:message-id:reply-to
	:references:mime-version:content-type:in-reply-to; s=default;
	bh=P7uzlsn2ziWQwF+EeficH252DNk=; b=ApFENvHjKV/MR9RQCzx8ymOaxGJV
	KGFcY3fqGsAm7aWVRhZi91snoi3ZugaiYWSNyoZDxpXiaEY1ZyRCljhTPNcBFsV4
	l53+V1z8sHUMwdYsfZiIqwohEK0m+V99C80vOFa8PE6kX0LQaeZHxIILKDcUHyyX
	5fcBflld/jrspsU=
Mailing-List:	contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Id:	<cygwin.cygwin.com>
List-Subscribe:	<mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive:	<http://sourceware.org/ml/cygwin/>
List-Post:	<mailto:cygwin AT cygwin DOT com>
List-Help:	<mailto:cygwin-help AT cygwin DOT com>, <http://sourceware.org/ml/#faqs>
Sender:	cygwin-owner AT cygwin DOT com
Mail-Followup-To:	cygwin AT cygwin DOT com
Delivered-To:	mailing list cygwin AT cygwin DOT com
Authentication-Results:	sourceware.org; auth=none
X-Spam-SWARE-Status:	No, score=-100.9 required=5.0 tests=BAYES_00,GOOD_FROM_CORINNA_CYGWIN,KAM_LAZY_DOMAIN_SECURITY,RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.2 spammy=incidentally, H*F:D*cygwin.com, H*MI:sk:2019030
X-HELO:	mout.kundenserver.de
Date:	Mon, 4 Mar 2019 17:38:57 +0100
From:	Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To:	Takashi Yano <takashi DOT yano AT nifty DOT ne DOT jp>
Cc:	cygwin AT cygwin DOT com
Subject:	Re: cygwin snapshots after 23, Feb. ocasionally destroys windows logon session
Message-ID:	<20190304163857.GI3785@calimero.vinschen.de>
Reply-To:	cygwin AT cygwin DOT com
Mail-Followup-To:	Takashi Yano <takashi DOT yano AT nifty DOT ne DOT jp>, cygwin AT cygwin DOT com
References:	<20190305002849 DOT fdb1c8db14f8f83e5210553f AT nifty DOT ne DOT jp> <20190304155705 DOT GG3785 AT calimero DOT vinschen DOT de> <20190304160630 DOT GH3785 AT calimero DOT vinschen DOT de>
MIME-Version:	1.0
In-Reply-To:	<20190304160630.GH3785@calimero.vinschen.de>
User-Agent:	Mutt/1.11.3 (2019-02-01)

--MGu/vTNewDGZ7tmp
Content-Type: text/plain; charset=utf-8
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

On Mar  4 17:06, Corinna Vinschen wrote:
> On Mar  4 16:57, Corinna Vinschen wrote:
> > On Mar  5 00:28, Takashi Yano wrote:
> > > Hi Corinna,
> > >=20
> > > I encountered a problem with cygwin snapshots after 23, Feb.
> > > If I login to cygwin via ssh and logout from ssh session,
> > > explorer sometimes gets into erroneous state. Most of
> > > operations cannot be done on explorer.
> > > [...]
>=20
> FTR, I just reproduced it after the fifth logon/logoff in a row
> on W10 64 bit w/ 64 bit Cygwin.
>=20
> > > To reproduce this, logon windows with a user and start
> > > cygwin. Then, repeat login and logout via cygwin ssh/sshd
> > > a few ten times with the user who logon to windows.
> > > [...]
> > > Is this code really necessary?
> >=20
> > It's probably not necessary, at least we hadn't had anything like that
> > before.  As you can see from commits 71b8777a7140, 8eee25241e86,
> > dd3730ed9c1c and bcb33dc4f055, the idea is to unload a user profile if
> > it's not used anymore.
> >=20
> > I'm puzzled that calling UnloadUserProfile should actually unload a user
> > profile if it's still in use by the interactive session.  That sounds
> > like a bug in Windows to me, but what do I know?
> >=20
> > I can revert this single patch, or I can revert the above patchset
> > trying to unload a user profile entirely, whatever makes more sense.
> >=20
> > However, what makes most sense?!?

I reverted the entire patchset and uploaded new developer snapshots
to https://cygwin.com/snapshots/.

Incidentally, Microsoft's OpenSSH port calls LoadUserProfile, but it
never calls UnloadUserProfile.  I guess they know why.

It seemed like a good idea at the time...


Thanks,
Corinna

--=20
Corinna Vinschen
Cygwin Maintainer

--MGu/vTNewDGZ7tmp
Content-Type: application/pgp-signature; name="signature.asc"

-----BEGIN PGP SIGNATURE-----
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=oird
-----END PGP SIGNATURE-----

--MGu/vTNewDGZ7tmp--

- Raw text -