From: Kees Cook <keescook@chromium.org>
To: Al Viro <viro@zeniv.linux.org.uk>, ebiederm@xmission.com, eb@emlix.com
Cc: Kees Cook <keescook@chromium.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH] fs/exec.c: simplify initial stack size expansion
Date: Tue, 25 Oct 2022 15:24:39 -0700 [thread overview]
Message-ID: <166673667324.2128117.14471012472344174206.b4-ty@chromium.org> (raw)
In-Reply-To: <2017429.gqNitNVd0C@mobilepool36.emlix.com>
On Wed, 19 Oct 2022 09:32:35 +0200, Rolf Eike Beer wrote:
> I had a hard time trying to understand completely why it is using vm_end in
> one side of the expression and vm_start in the other one, and using
> something in the "if" clause that is not an exact copy of what is used
> below. The whole point is that the stack_size variable that was used in the
> "if" clause is the difference between vm_start and vm_end, which is not far
> away but makes this thing harder to read than it must be.
>
> [...]
Applied to for-next/execve, thanks!
[1/1] fs/exec.c: simplify initial stack size expansion
https://git.kernel.org/kees/c/bfb4a2b95875
--
Kees Cook
prev parent reply other threads:[~2022-10-25 22:25 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-19 7:32 Rolf Eike Beer
2022-10-25 22:24 ` Kees Cook [this message]
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