From mboxrd@z Thu Jan 1 00:00:00 1970 From: marc.zyngier@arm.com (Marc Zyngier) Date: Fri, 22 Dec 2017 15:34:26 +0000 Subject: [PATCH v2 4/8] arm64: head.S: handle 52-bit PAs in PTEs in early page table setup In-Reply-To: <20171222152307.11252-5-catalin.marinas@arm.com> References: <20171222152307.11252-1-catalin.marinas@arm.com> <20171222152307.11252-5-catalin.marinas@arm.com> Message-ID: <666dc312-6847-c604-ca92-138d4ab9cad3@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 22/12/17 15:23, Catalin Marinas wrote: > From: Kristina Martsenko > > The top 4 bits of a 52-bit physical address are positioned at bits > 12..15 in page table entries. Introduce a macro to move the bits there, > and change the early ID map and swapper table setup code to use it. > > Reviewed-by: Suzuki K Poulose > Tested-by: Bob Picco > Reviewed-by: Bob Picco > Signed-off-by: Kristina Martsenko > [catalin.marinas at arm.com: additional comments for clarification] > Signed-off-by: Catalin Marinas Reviewed-by: Marc Zyngier M. -- Jazz is not dead. It just smells funny...