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Message-ID: <20151110103752.GH21606@e104818-lin.cambridge.arm.com> Date: Tue, 10 Nov 2015 10:37:52 +0000 From: Catalin Marinas <catalin.marinas@....com> To: Yang Shi <yang.shi@...aro.org> Cc: will.deacon@....com, mark.rutland@....com, linaro-kernel@...ts.linaro.org, linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org Subject: Re: [V3 PATCH] arm64: remove redundant FRAME_POINTER kconfig option and force to select it On Mon, Nov 09, 2015 at 10:09:55AM -0800, Yang Shi wrote: > FRAME_POINTER is defined in lib/Kconfig.debug, it is unnecessary to redefine > it in arch/arm64/Kconfig.debug. Actually, the one defined in arm64 directory > is never used. That's not true since the arm64 definition seems to take precedence. > This adds a dependency on DEBUG_KERNEL for building with frame pointers. It doesn't because arm64 selects ARCH_WANT_FRAME_POINTERS. > ARM64 depends on frame pointer to get correct stack backtrace and need > FRAME_POINTER kconfig option enabled all the time. > However, currect implementation makes it could be disabled, so force it > to be selected by ARM64. > > Signed-off-by: Yang Shi <yang.shi@...aro.org> Patch applied but I changed the commit log slightly. Thanks. -- Catalin -- 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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