Re: wait_reading_process_ouput hangs in certain cases (w/ patches)

[Robert Pluim]

Leo Liu <address@hidden> writes:

> On 2018-03-13 18:12 +0200, Eli Zaretskii wrote:
>> I don't think it makes sense to put this on the emacs-26 branch,
>> sorry.  I even have evidence: the fact that one of the hunks
>> re-introduced a previously solved bug, as pointed out by Robert.
>>
>> This code is very delicate and very central to Emacs operation.  It's
>> very easy to break Emacs subtly by seemingly-innocent changes in that
>> area.  We really need to test it much more than a few weeks before we
>> are confident enough it is bug-free.  The master branch is where such
>> changes should be tested.
>
> Is there possibility of including it in the 26.x series? I mean wait
> until 27.1 is just too long to see such a critical fix.
>

Is it that critical, though? I see no hangs with emacs-26 (nor master
for that matter, but I use that less).

> In last week I have experienced 2-3 times of hangs (emacs 25.3) that
> consumed ~0% CPU but emacs was not responding to anything (C-g, SIGUSR2
> etc).

Do you get the same hangs in emacs-26?

Robert