linux-kernel - Re: [GIT PULL] ftrace: Check if pages were allocated before calling free

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Message-ID: <CAHk-=wgWB+VQJACE6nKLdEbwrart1WvcuzQkmBncsp0kmUT2EQ@mail.gmail.com>
Date:   Wed, 31 Mar 2021 12:01:52 -0700
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Ingo Molnar <mingo@...nel.org>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [GIT PULL] ftrace: Check if pages were allocated before calling free_pages()

On Wed, Mar 31, 2021 at 11:51 AM Steven Rostedt <rostedt@...dmis.org> wrote:
>
> Your fls() trick might work too (have to gawk at it more). And I should fix
> the comments. But any work on that would be for the next merge window, and
> doesn't affect that this patch fixes a possible issue.

See my second email. It doesn't even fix the actual issues.

           Linus