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Message-ID: <20170510175238.GH32165@htj.duckdns.org>
Date: Wed, 10 May 2017 13:52:38 -0400
From: Tejun Heo <tj@...nel.org>
To: Daniel Micay <danielmicay@...il.com>
Cc: Christoph Lameter <cl@...ux.com>, Kees Cook <keescook@...omium.org>,
kernel-hardening@...ts.openwall.com
Subject: Re: [PATCH] mark most percpu globals as __ro_after_init
Hello, Daniel.
On Wed, May 10, 2017 at 01:36:37PM -0400, Daniel Micay wrote:
> Moving pcpu_base_addr to this section comes from PaX where it's part of
> KERNEXEC. This extends it to the rest of the globals only written by the
> init code.
How did you test the patch?
> -static struct list_head *pcpu_slot __read_mostly; /* chunk list slots */
> +static struct list_head *pcpu_slot __ro_after_init; /* chunk list slots */
At least this one isn't read only.
Thanks.
--
tejun
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