From mboxrd@z Thu Jan 1 00:00:00 1970 From: mark.rutland@arm.com (Mark Rutland) Date: Thu, 11 Dec 2014 18:22:32 +0000 Subject: [PATCH] arm: mm: dump: don't skip final region In-Reply-To: <20141208175503.GI11285@n2100.arm.linux.org.uk> References: <1417782016-11825-1-git-send-email-mark.rutland@arm.com> <20141208120537.GB21680@leverpostej> <20141208175503.GI11285@n2100.arm.linux.org.uk> Message-ID: <20141211182232.GB13152@leverpostej> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Mon, Dec 08, 2014 at 05:55:03PM +0000, Russell King - ARM Linux wrote: > On Mon, Dec 08, 2014 at 05:46:45PM +0000, Steve Capper wrote: > > After some head scratching.... > > > > Basically, the swapper_pg_dir will only contain kernel pgd entries. So > > at the beginning where one would normally user-space entries in a pgd > > table, there should be null entries that are skipped over. So yes, I > > agree, we should be able to remove the USER_PGTABLES_CEILING check. > > The check is there to avoid noting anything about the lower entries. > There is the possibility for lower entries to contain something (the > low vector mapping), though you're probably right that we should > report those too. Ok. I'll send out a v2 which removes both uses of USER_PGTABLES_CEILING and repots all entries. Thanks, Mark.