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Message-Id: <201209071947.45313.arnd@arndb.de> Date: Fri, 7 Sep 2012 19:47:45 +0000 From: Arnd Bergmann <arnd@...db.de> To: Catalin Marinas <catalin.marinas@....com> Cc: linux-arch@...r.kernel.org, linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH v3 21/31] arm64: 32-bit (compat) applications support On Friday 07 September 2012, Catalin Marinas wrote: > > From: Will Deacon <will.deacon@....com> > > This patch adds support for 32-bit applications. The vectors page is a > binary blob mapped into the application user space at 0xffff0000 (the > AArch64 toolchain does not support compilation of AArch32 code). Full > compatibility with ARMv7 user space is supported. The use of deprecated > ARMv7 functionality (SWP, CP15 barriers) has been disabled by default on > AArch64 kernels and unaligned LDM/STM is not supported. > > Please note that only the ARM 32-bit EABI is supported, so no OABI > compatibility. > > Signed-off-by: Will Deacon <will.deacon@....com> > Signed-off-by: Catalin Marinas <catalin.marinas@....com> > Acked-by: Tony Lindgren <tony@...mide.com> I guess you haven't had time to turn any of these into architecture independent functions as discussed last time? Arnd -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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