From mboxrd@z Thu Jan 1 00:00:00 1970 From: labbott@redhat.com (Laura Abbott) Date: Mon, 30 Nov 2015 16:42:25 -0800 Subject: [PATCHv2] arm: Update all mm structures with section adjustments In-Reply-To: References: <1447892054-8095-1-git-send-email-labbott@fedoraproject.org> Message-ID: <565CECF1.6090101@redhat.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 11/30/2015 03:40 PM, Kees Cook wrote: > On Thu, Nov 19, 2015 at 11:10 AM, Kees Cook wrote: >> On Wed, Nov 18, 2015 at 4:14 PM, Laura Abbott wrote: >>> Currently, when updating section permissions to mark areas RO >>> or NX, the only mm updated is current->mm. This is working off >>> the assumption that there are no additional mm structures at >>> the time. This may not always hold true. (Example: calling >>> modprobe early will trigger a fork/exec). Ensure all mm structres >>> get updated with the new section information. >>> >>> Signed-off-by: Laura Abbott >> >> This looks right to me. :) >> >> Reviewed-by: Kees Cook >> >> Russell, does this work for you? > > Did this end up in the patch tracker? (I just sent a patch that'll > collide with this... I'm happy to do the fix up.) > I put this in the patch tracker this morning. > -Kees > Thanks, Laura