netdev - Re: [PATCH] bpf: samples: exclude asm/sysreg.h for arm64

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Message-Id: <20151116.144117.569968015208709281.davem@davemloft.net>
Date:	Mon, 16 Nov 2015 14:41:17 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	yang.shi@...aro.org
Cc:	ast@...nel.org, daniel@...earbox.net, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org, linaro-kernel@...ts.linaro.org
Subject: Re: [PATCH] bpf: samples: exclude asm/sysreg.h for arm64

From: Yang Shi <yang.shi@...aro.org>
Date: Thu, 12 Nov 2015 14:07:46 -0800

> commit 338d4f49d6f7114a017d294ccf7374df4f998edc
> ("arm64: kernel: Add support for Privileged Access Never") includes sysreg.h
> into futex.h and uaccess.h. But, the inline assembly used by asm/sysreg.h is
> incompatible with llvm so it will cause BPF samples build failure for ARM64.
> Since sysreg.h is useless for BPF samples, just exclude it from Makefile via
> defining __ASM_SYSREG_H.
> 
> Signed-off-by: Yang Shi <yang.shi@...aro.org>

Applied.
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