linux-kernel - Re: [GIT PULL] tracing: Fixes to bootconfig memory management

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Date:   Wed, 15 Sep 2021 08:44:54 +0900
From:   Masami Hiramatsu <mhiramat@...nel.org>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     Linus Torvalds <torvalds@...ux-foundation.org>,
        Mike Rapoport <rppt@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...nel.org>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Linux-MM <linux-mm@...ck.org>, Vlastimil Babka <vbabka@...e.cz>
Subject: Re: [GIT PULL] tracing: Fixes to bootconfig memory management

On Tue, 14 Sep 2021 17:05:53 -0400
Steven Rostedt <rostedt@...dmis.org> wrote:

> On Tue, 14 Sep 2021 13:48:15 -0700
> Linus Torvalds <torvalds@...ux-foundation.org> wrote:
> 
> > On Tue, Sep 14, 2021 at 12:38 PM Linus Torvalds
> > <torvalds@...ux-foundation.org> wrote:
> > >
> > > So I'll do a minimal conversion that adds "memblock_free_ptr()" and
> > > hope that people start using that. And then we can later try to move
> > > "memblock_free()" to a name that isn't so misleading.  
> > 
> > Commit 77e02cf57b6c ("memblock: introduce saner 'memblock_free_ptr()'
> > interface") should hopefully fix that panic that Vlastimil saw, and
> > the kernel test robot report as well.
> > 
> > And it should make it easy to cleanly fix that 'copy' leak too.
> > 
> 
> Vlastimil,
> 
> Can you confirm that Linus's changes addresses your issue?
> 
> Masami,
> 
> Care to rebase on top of Linus's change?

Sure! and I found another memblock leak, so I'll add it too.

Thank you!


-- 
Masami Hiramatsu <mhiramat@...nel.org>