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From: Josh Poimboeuf <jpoimboe@redhat.com>
To: Miroslav Benes <mbenes@suse.cz>
Cc: sjenning@redhat.com, vojtech@suse.com, jikos@kernel.org,
	pmladek@suse.cz, mpe@ellerman.id.au,
	live-patching@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] klp: remove superfluous errors in asm/livepatch.h
Date: Fri, 4 Mar 2016 15:45:00 -0600	[thread overview]
Message-ID: <20160304214500.GA8104@treble.redhat.com> (raw)
In-Reply-To: <1457085219-23653-1-git-send-email-mbenes@suse.cz>

On Fri, Mar 04, 2016 at 10:53:39AM +0100, Miroslav Benes wrote:
> There is an #error in asm/livepatch.h for both x86 and s390 in
> !CONFIG_LIVEPATCH cases. It does not make much sense as pointed out by
> Michael Ellerman. One can happily include asm/livepatch.h with
> CONFIG_LIVEPATCH. Remove it as useless.
> 
> Suggested-by: Michael Ellerman <mpe@ellerman.id.au>
> Signed-off-by: Miroslav Benes <mbenes@suse.cz>

Looks fine to me.  While we're at it, do we even need the '#ifdef
CONFIG_LIVEPATCH' in these files?  And in include/linux/livepatch.h?

> ---
>  arch/s390/include/asm/livepatch.h | 2 --
>  arch/x86/include/asm/livepatch.h  | 2 --
>  2 files changed, 4 deletions(-)
> 
> diff --git a/arch/s390/include/asm/livepatch.h b/arch/s390/include/asm/livepatch.h
> index a52b6cca873d..105074582d86 100644
> --- a/arch/s390/include/asm/livepatch.h
> +++ b/arch/s390/include/asm/livepatch.h
> @@ -36,8 +36,6 @@ static inline void klp_arch_set_pc(struct pt_regs *regs, unsigned long ip)
>  {
>  	regs->psw.addr = ip;
>  }
> -#else
> -#error Include linux/livepatch.h, not asm/livepatch.h
>  #endif
>  
>  #endif
> diff --git a/arch/x86/include/asm/livepatch.h b/arch/x86/include/asm/livepatch.h
> index e795f5274217..8acfe798625b 100644
> --- a/arch/x86/include/asm/livepatch.h
> +++ b/arch/x86/include/asm/livepatch.h
> @@ -40,8 +40,6 @@ static inline void klp_arch_set_pc(struct pt_regs *regs, unsigned long ip)
>  {
>  	regs->ip = ip;
>  }
> -#else
> -#error Include linux/livepatch.h, not asm/livepatch.h
>  #endif
>  
>  #endif /* _ASM_X86_LIVEPATCH_H */
> -- 
> 2.7.2
> 

-- 
Josh

  reply	other threads:[~2016-03-04 21:45 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-03-04  9:53 Miroslav Benes
2016-03-04 21:45 ` Josh Poimboeuf [this message]
2016-03-06 21:13   ` Jiri Kosina
2016-03-07  4:10     ` Josh Poimboeuf
2016-03-08 21:28     ` Jessica Yu
2016-03-09 10:06       ` Petr Mladek
2016-03-09 10:39       ` Jiri Kosina
2016-03-09 16:11         ` Josh Poimboeuf
2016-03-15 11:37   ` [PATCH] " Miroslav Benes

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