linux-kernel - Re: [for-next][PATCH 08/18] parisc: function_graph: Simplify with function_graph

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Date:   Mon, 3 Dec 2018 09:54:04 -0500
From:   Sasha Levin <sashal@...nel.org>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     Helge Deller <deller@....de>, linux-kernel@...r.kernel.org,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        "James E.J. Bottomley" <jejb@...isc-linux.org>,
        linux-parisc@...r.kernel.org, stable@...nel.org,
        stable@...r.kernel.org
Subject: Re: [for-next][PATCH 08/18] parisc: function_graph: Simplify with
 function_graph_entry()

On Sat, Nov 24, 2018 at 01:46:34PM -0500, Steven Rostedt wrote:
>On Fri, 23 Nov 2018 15:00:11 -0500
>Sasha Levin <sashal@...nel.org> wrote:
>> What will happen with these is that once Greg's scripts process Linus's
>> tree he'll end up with this patch series inconsistently backported to
>> stable trees, which is not what you want here.
>
>It's not like it won't work and then start to work again. Once they
>start failing in older versions, they will probably fail in all
>versions before that.
>
>>
>> Sure, we can wait for the "added to the xyz stable tree" mails and
>> object then, but why risk breaking the trees?
>
>Again, it's not much different than other stable patches that need to
>be fixed for older trees. If they build, they are fine, if they don't
>then they need to be fixed. You'll know right at build time.

So the only tree it applied and built was 4.19, all older trees failed
on at least one arch.

I'm going to remove any parts of this series from all other trees.

--
Thanks,
Sasha