linux-kernel - Re: [PATCH 1/8] LoongArch: Add CONFIG_CC_HAS_EXPLICIT

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Date:   Mon, 29 Aug 2022 00:20:37 +0800
From:   Xi Ruoyao <xry111@...111.site>
To:     Huacai Chen <chenhuacai@...nel.org>
Cc:     loongarch@...ts.linux.dev, LKML <linux-kernel@...r.kernel.org>,
        WANG Xuerui <kernel@...0n.name>,
        Youling Tang <tangyouling@...ngson.cn>,
        Jinyang He <hejinyang@...ngson.cn>
Subject: Re: [PATCH 1/8] LoongArch: Add CONFIG_CC_HAS_EXPLICIT_RELOCS

On Sun, 2022-08-28 at 22:15 +0800, Huacai Chen wrote:
> > +config CC_HAS_EXPLICIT_RELOCS
> > +       def_bool $(cc-option,-mexplicit-relocs) && $(as-
> > instr,x:pcalau12i \$t0$(comma)%pc_hi20(x))
> Is it possible that we only change the Makefile and not touch Kconfig?

I guess we can, but if we'll introduce objtool we can

  select HAVE_OBJTOOL if CC_HAS_EXPLICIT_RELOCS

then. 

-- 
Xi Ruoyao <xry111@...111.site>
School of Aerospace Science and Technology, Xidian University