From mboxrd@z Thu Jan 1 00:00:00 1970 From: catalin.marinas@arm.com (Catalin Marinas) Date: Fri, 13 Sep 2013 13:13:22 +0100 Subject: [PATCH 5/5] ARM64: Add support for ILP32 ABI. In-Reply-To: <20130913100453.GB21859@mudshark.cambridge.arm.com> References: <1378762380-13152-1-git-send-email-apinski@cavium.com> <1378762380-13152-5-git-send-email-apinski@cavium.com> <20130911143102.GA8825@darko.cambridge.arm.com> <20130913094712.GA21859@mudshark.cambridge.arm.com> <20130913095739.GB10385@arm.com> <20130913100453.GB21859@mudshark.cambridge.arm.com> Message-ID: <20130913121322.GD10385@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Fri, Sep 13, 2013 at 11:04:53AM +0100, Will Deacon wrote: > On Fri, Sep 13, 2013 at 10:57:40AM +0100, Catalin Marinas wrote: > > On Fri, Sep 13, 2013 at 10:47:12AM +0100, Will Deacon wrote: > > > On Fri, Sep 13, 2013 at 07:18:48AM +0100, Andrew Pinski wrote: > > > > On Wed, Sep 11, 2013 at 7:32 AM, Catalin Marinas > > > > wrote: > > > > > On Mon, Sep 09, 2013 at 10:32:59PM +0100, Andrew Pinski wrote: > > > > >> diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig > > > > >> index cc64df5..7fdc994 100644 > > > > >> --- a/arch/arm64/Kconfig > > > > >> +++ b/arch/arm64/Kconfig > > > > >> @@ -248,7 +248,7 @@ source "fs/Kconfig.binfmt" > > > > >> > > > > >> config COMPAT > > > > >> def_bool y > > > > >> - depends on ARM64_AARCH32 > > > > >> + depends on ARM64_AARCH32 || ARM64_ILP32 > > > > >> select COMPAT_BINFMT_ELF > > > > >> > > > > >> config ARM64_AARCH32 > > > > > > (nitpick) We used to have an option like this, called > > > CONFIG_AARCH32_EMULATION, which I think is clearer than CONFIG_ARM64_AARCH32. > > > > I think avoiding "EMULATION" is better, we don't actually emulate the > > instruction set ;). > > Bah, you suggest something better then! CONFIG_AARCH32_EL0. -- Catalin