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Date: Mon, 15 Sep 2014 17:02:41 +0100 From: Will Deacon <will.deacon@....com> To: "behanw@...verseincode.com" <behanw@...verseincode.com> Cc: "anderson@...hat.com" <anderson@...hat.com>, Catalin Marinas <Catalin.Marinas@....com>, "jays.lee@...sung.com" <jays.lee@...sung.com>, "msalter@...hat.com" <msalter@...hat.com>, "steve.capper@...aro.org" <steve.capper@...aro.org>, "akpm@...ux-foundation.org" <akpm@...ux-foundation.org>, "linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Mark Charlebois <charlebm@...il.com> Subject: Re: [PATCH] arm64: LLVMLinux: Fix inline arm64 assembly for use with clang On Mon, Sep 15, 2014 at 06:30:15AM +0100, behanw@...verseincode.com wrote: > From: Mark Charlebois <charlebm@...il.com> > > Remove '#' from immediate parameter in AARCH64 inline assembly in mmu. > > This code now works with both gcc and clang. > > Signed-off-by: Mark Charlebois <charlebm@...il.com> > Signed-off-by: Behan Webster <behanw@...verseincode.com> > --- > arch/arm64/mm/mmu.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) Acked-by: Will Deacon <will.deacon@....com> Thanks, Behan! Catalin: please can you pick this up for 3.18? It's probably not worth me merging it as a fix, since there are other patches needed to get us building under clang anyway. Will > diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c > index c555672..6894ef3 100644 > --- a/arch/arm64/mm/mmu.c > +++ b/arch/arm64/mm/mmu.c > @@ -94,7 +94,7 @@ static int __init early_cachepolicy(char *p) > */ > asm volatile( > " mrs %0, mair_el1\n" > - " bfi %0, %1, #%2, #8\n" > + " bfi %0, %1, %2, #8\n" > " msr mair_el1, %0\n" > " isb\n" > : "=&r" (tmp) > -- > 1.9.1 > > -- 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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