linux-kernel - Re: [tip:x86/urgent 3/3] arch/x86/kernel/apic/apic.c:1182:6: warning: the address of 'x2apic

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Date:   Tue, 27 Aug 2019 08:50:56 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Bandan Das <bsd@...hat.com>
cc:     kbuild test robot <lkp@...el.com>, kbuild-all@...org,
        linux-kernel@...r.kernel.org, tipbuild@...or.com
Subject: Re: [tip:x86/urgent 3/3] arch/x86/kernel/apic/apic.c:1182:6: warning:
 the address of 'x2apic_enabled' will always evaluate as 'true'

On Tue, 27 Aug 2019, Bandan Das wrote:
> kbuild test robot <lkp@...el.com> writes:
> 
> > tree:   https://kernel.googlesource.com/pub/scm/linux/kernel/git/tip/tip.git x86/urgent
> > head:   cfa16294b1c5b320c0a0e1cac37c784b92366c87
> > commit: cfa16294b1c5b320c0a0e1cac37c784b92366c87 [3/3] x86/apic: Include the LDR when clearing out APIC registers
> > config: i386-defconfig (attached as .config)
> > compiler: gcc-7 (Debian 7.4.0-10) 7.4.0
> > reproduce:
> >         git checkout cfa16294b1c5b320c0a0e1cac37c784b92366c87
> >         # save the attached .config to linux build tree
> >         make ARCH=i386 
> >
> > If you fix the issue, kindly add following tag
> > Reported-by: kbuild test robot <lkp@...el.com>
> >
> > All warnings (new ones prefixed by >>):
> >
> >    arch/x86/kernel/apic/apic.c: In function 'clear_local_APIC':
> >>> arch/x86/kernel/apic/apic.c:1182:6: warning: the address of 'x2apic_enabled' will always evaluate as 'true' [-Waddress]
> >      if (!x2apic_enabled) {
> >          ^
> Thomas, I apologize for the typo here. This is the x2apic_enabled() function.
> Should I respin ?

  https://lkml.kernel.org/r/156684295076.23440.2192639697586451635.tip-bot2@tip-bot2

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