linux-kernel - Re: [PATCH 10/14] set_memory.h: provide set_memory

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Message-ID: <20180315175031.GQ13391@char.us.oracle.com>
Date:   Thu, 15 Mar 2018 13:50:31 -0400
From:   Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
To:     Christoph Hellwig <hch@....de>
Cc:     x86@...nel.org, Tom Lendacky <thomas.lendacky@....com>,
        David Woodhouse <dwmw2@...radead.org>,
        Muli Ben-Yehuda <mulix@...ix.org>,
        Jon Mason <jdmason@...zu.us>, Joerg Roedel <joro@...tes.org>,
        iommu@...ts.linux-foundation.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 10/14] set_memory.h: provide set_memory_{en,de}crypted
 stubs

On Wed, Mar 14, 2018 at 06:52:09PM +0100, Christoph Hellwig wrote:
> Signed-off-by: Christoph Hellwig <hch@....de>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>

Thank you!
> ---
>  include/linux/set_memory.h | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/include/linux/set_memory.h b/include/linux/set_memory.h
> index e5140648f638..da5178216da5 100644
> --- a/include/linux/set_memory.h
> +++ b/include/linux/set_memory.h
> @@ -17,4 +17,16 @@ static inline int set_memory_x(unsigned long addr,  int numpages) { return 0; }
>  static inline int set_memory_nx(unsigned long addr, int numpages) { return 0; }
>  #endif
>  
> +#ifndef CONFIG_ARCH_HAS_MEM_ENCRYPT
> +static inline int set_memory_encrypted(unsigned long addr, int numpages)
> +{
> +	return 0;
> +}
> +
> +static inline int set_memory_decrypted(unsigned long addr, int numpages)
> +{
> +	return 0;
> +}
> +#endif /* CONFIG_ARCH_HAS_MEM_ENCRYPT */
> +
>  #endif /* _LINUX_SET_MEMORY_H_ */
> -- 
> 2.14.2
>