From mboxrd@z Thu Jan 1 00:00:00 1970 From: nico@fluxnic.net (Nicolas Pitre) Date: Fri, 14 Oct 2011 16:31:12 -0400 (EDT) Subject: [PATCH] arm/tegra: select AUTO_ZRELADDR by default In-Reply-To: <20111014201737.GW21648@n2100.arm.linux.org.uk> References: <1317172068-14872-1-git-send-email-pdeschrijver@nvidia.com> <201110141729.41515.arnd@arndb.de> <74CDBE0F657A3D45AFBB94109FB122FF173BE1A283@HQMAIL01.nvidia.com> <201110141827.53906.arnd@arndb.de> <20111014192057.GT21648@n2100.arm.linux.org.uk> <20111014201737.GW21648@n2100.arm.linux.org.uk> Message-ID: To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Fri, 14 Oct 2011, Russell King - ARM Linux wrote: > On Fri, Oct 14, 2011 at 04:14:12PM -0400, Nicolas Pitre wrote: > > On Fri, 14 Oct 2011, Russell King - ARM Linux wrote: > > > > > On Fri, Oct 14, 2011 at 02:01:07PM -0400, Nicolas Pitre wrote: > > > > The way I'm restructuring things around this is that AUTO_ZRELADDR will > > > > always be active by default, just like ARM_PATCH_PHYS_VIRT now. This > > > > platform specific exclusion thinking is a step backward so I'd prefer if > > > > people would refrain from going there for the moment. > > > > > > Are you expecting everyone to change the way they load the zImage > > > overnight then? > > > > No, of course. But adding restrictions in the kernel build because > > u-Boot's own image format dictates such restrictions doesn't make sense. > > Those restrictions must be pushed towards the uImage encapsulation step, > > not higher the kernel config hierarchy. > > You're not understanding again. > > I'm talking about people who _explicitly_ load the zImage at a different > address to which the decompressed image ends up. With AUTO_ZRELADDR=y > their setup will break unless they stop that behaviour, which takes > away one of the advantages of using the zImage format. Would you care to explain where you got this from? Because I really do not understand what you're saying indeed. With AUTO_ZRELADDR=y you _still_ can load zImage to a different location from where the decompressed kernel ends up. Nicolas