From: Robert Pluim <rpluim@gmail.com>
To: Michael Albinus <michael.albinus@gmx.de>
Cc: Daniel Colascione <dancol@dancol.org>,
Stefan Monnier <monnier@iro.umontreal.ca>,
emacs-devel@gnu.org
Subject: Re: [PATCH] Really prevent quitting in sensitive contexts
Date: Thu, 12 Mar 2020 11:21:39 +0100 [thread overview]
Message-ID: <m2zhcleuvg.fsf@gmail.com> (raw)
In-Reply-To: 87tv2tga3i.fsf@gmx.de
>>>>> On Thu, 12 Mar 2020 11:07:29 +0100, Michael Albinus <michael.albinus@gmx.de> said:
Michael> Daniel Colascione <dancol@dancol.org> writes:
>>> Are there bug#NNN where these are discussed?
>>
>> No. The motiviation is Tramp inflooping after a quit because it uses
>> with-local-quit inside tramp-accept-process-output, which causes
>> tramp-wait-for-regexp to retry infinitely and quickly.
>>
>> I found *that* behavior trying to figure out why M-x compile over
>> Tramp was hanging not only Emacs, but also the SSH connection more
>> generally. I *think* it has something to do with compilation-filter
>> calling file-truename, which invokes Tramp's handler, which wants to
>> talk over the same SSH connection that's spewing compilation messages,
>> deadlocking something somewhere.
Michael> Please write a bug report, it should be solved in Tramp.
Michael> with-local-quit is used in tramp-accept-process-output by
Michael> intention. There were reports that Tramp hung, and couldn't be quit ...
Michael> Would the appended patch help (completely untested)?
Yes! This solves my 'tramp hangs when visiting a patch' hang (or at
least, I can now C-g out of it).
Robert
next prev parent reply other threads:[~2020-03-12 10:21 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-12 2:05 [PATCH] Really prevent quitting in sensitive contexts Daniel Colascione
2020-03-12 2:20 ` Stefan Monnier
2020-03-12 2:32 ` Daniel Colascione
2020-03-12 10:07 ` Michael Albinus
2020-03-12 10:21 ` Robert Pluim [this message]
2020-03-12 10:33 ` Michael Albinus
2020-03-13 10:00 ` Michael Albinus
2020-04-14 6:56 ` Daniel Colascione
2020-04-14 8:40 ` Michael Albinus
2020-03-12 3:29 ` Óscar Fuentes
2020-03-12 7:21 ` Eli Zaretskii
2020-03-12 13:31 ` Richard Copley
2020-03-12 17:36 ` Drew Adams
2020-03-12 22:06 ` Stefan Monnier
2020-03-12 23:14 ` Richard Copley
2020-03-12 23:35 ` Stefan Monnier
2020-03-12 23:56 ` Richard Copley
2020-03-14 15:31 ` Drew Adams
2020-03-14 18:21 ` Stefan Monnier
2020-03-14 18:36 ` Drew Adams
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