From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dave.Martin@arm.com (Dave Martin) Date: Thu, 8 Aug 2013 18:52:53 +0100 Subject: __ARM_ARCH_2__ In-Reply-To: <20130808082719.GH23006@n2100.arm.linux.org.uk> References: <20130808082719.GH23006@n2100.arm.linux.org.uk> Message-ID: <20130808175253.GB2356@localhost.localdomain> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Thu, Aug 08, 2013 at 09:27:19AM +0100, Russell King - ARM Linux wrote: > On Thu, Aug 08, 2013 at 10:08:02AM +0800, zhaobin xv wrote: > > I don't know what the"__ARM_ARCH_2__" mean? > > "__ARM_ARCH_2__" is definded by gcc or definded byarmlinux? > > where does it come from? what does it want to do? > > You could try a few things before posting: > > 1. You could try grepping the kernel source to find out if anything > in the kernel defines it. > 2. You could try asking google and seeing what it returns. > > Either of those will tell you that it's not defined by the kernel but by > the compiler. For me, the first link on google explains it really well. Should that code go away? I believe we don't support v2 or v3 any more... Did teqp actually work in 32-bit modes? Cheers ---Dave