linux-kernel - Re: [PATCH v8] scripts: ftrace - move the sort-processing in ftrace

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Date:   Sat, 22 Jan 2022 10:17:12 +0100
From:   Heiko Carstens <hca@...ux.ibm.com>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     Sven Schnelle <svens@...ux.ibm.com>,
        Yinan Liu <yinan@...ux.alibaba.com>, peterz@...radead.org,
        mark-pk.tsai@...iatek.com, mingo@...hat.com,
        linux-kernel@...r.kernel.org, linux-s390@...r.kernel.org,
        Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH v8] scripts: ftrace - move the sort-processing in
 ftrace_init

On Fri, Jan 21, 2022 at 01:11:48PM -0500, Steven Rostedt wrote:
> On Fri, 21 Jan 2022 11:42:28 +0100
> Heiko Carstens <hca@...ux.ibm.com> wrote:
> 
> > This really should be addressed before rc1 is out, otherwise s390 is
> > broken if somebody enables ftrace.
> > Where "broken" translates to random crashes as soon as ftrace is
> > enabled, which again is nowadays quite common.
> 
> Instead of reverting, should we just add this patch?

That would work as well.

Tested-by: Heiko Carstens <hca@...ux.ibm.com>