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Date:   Mon, 9 Aug 2021 19:40:41 +0200
From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     Linus Torvalds <torvalds@linux-foundation.org>
Cc:     Willy Tarreau <w@1wt.eu>, "Alex Xu (Hello71)" <alex_y_xu@yahoo.ca>,
        stable <stable@vger.kernel.org>
Subject: Re: FAILED: patch "[PATCH] pipe: increase minimum default pipe size
 to 2 pages" failed to apply to 4.4-stable tree
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On Mon, Aug 09, 2021 at 09:46:42AM -0700, Linus Torvalds wrote:
> On Mon, Aug 9, 2021 at 9:36 AM Linus Torvalds
> <torvalds@linux-foundation.org> wrote:
> >
> > Oh, I guess I have to actually download the stable tree. Normally I
> > only keep the main tree git around..
> 
> Ok, so it does the accounting a bit differently - after allocating
> them rather than before - but it actually ends up being a simpler
> patch because of that.
> 
> I think it ends up like the attached.
> 
> UNTESTED.
> 
> I'm not 100% convinced we need to backport this that far anyway, but
> whatever. Nobody sane runs something like a build server on 4.4.

{sigh}

I wish.

> Nobody sane should run 4.4 at all, of course.

Oh I really wish.  4.4 is sticking around in some situations for a very
long time for odd reasons, and build servers look to be one of them (a
very large cloud company seems enamored with that kernel for some
reason...)


>  fs/pipe.c | 17 ++++++++++++++++-
>  1 file changed, 16 insertions(+), 1 deletion(-)

This looks good to me, I'll queue it up in a bit as it's more
descriptive than Alex's backport.

Thanks for this!

greg k-h