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From: Borislav Petkov <bp@suse.de>
To: Lianbo Jiang <lijiang@redhat.com>
Cc: linux-kernel@vger.kernel.org, kexec@lists.infradead.org,
	tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com,
	x86@kernel.org, akpm@linux-foundation.org,
	dan.j.williams@intel.com, thomas.lendacky@amd.com,
	bhelgaas@google.com, baiyaowei@cmss.chinamobile.com,
	tiwai@suse.de, brijesh.singh@amd.com, dyoung@redhat.com,
	bhe@redhat.com, jroedel@suse.de
Subject: Re: [PATCH v7 RESEND 1/4] x86/ioremap: add a function ioremap_encrypted() to remap kdump old memory
Date: Thu, 27 Sep 2018 15:17:37 +0200	[thread overview]
Message-ID: <20180927131737.GA19779@zn.tnic> (raw)
In-Reply-To: <20180927071954.29615-2-lijiang@redhat.com>

On Thu, Sep 27, 2018 at 03:19:51PM +0800, Lianbo Jiang wrote:
> diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h
> index 6de64840dd22..f8795f9581c7 100644
> --- a/arch/x86/include/asm/io.h
> +++ b/arch/x86/include/asm/io.h
> @@ -192,6 +192,9 @@ extern void __iomem *ioremap_cache(resource_size_t offset, unsigned long size);
>  #define ioremap_cache ioremap_cache
>  extern void __iomem *ioremap_prot(resource_size_t offset, unsigned long size, unsigned long prot_val);
>  #define ioremap_prot ioremap_prot
> +extern void __iomem *ioremap_encrypted(resource_size_t phys_addr,
> +					unsigned long size);

No need to break this line - see how the other externs don't.

> +#define ioremap_encrypted ioremap_encrypted
>  
>  /**
>   * ioremap     -   map bus memory into CPU space
> diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
> index c63a545ec199..e01e6c695add 100644
> --- a/arch/x86/mm/ioremap.c
> +++ b/arch/x86/mm/ioremap.c
> @@ -24,6 +24,7 @@
>  #include <asm/pgalloc.h>
>  #include <asm/pat.h>
>  #include <asm/setup.h>
> +#include <linux/crash_dump.h>

What is that include for and why is it not up there with the <linux/...
includes instead here with the <asm/..> ones?

-- 
Regards/Gruss,
    Boris.

SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)

  reply	other threads:[~2018-09-27 13:17 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-27  7:19 [PATCH v7 RESEND 0/4] Support kdump for AMD secure memory encryption(SME) Lianbo Jiang
2018-09-27  7:19 ` [PATCH v7 RESEND 1/4] x86/ioremap: add a function ioremap_encrypted() to remap kdump old memory Lianbo Jiang
2018-09-27 13:17   ` Borislav Petkov [this message]
2018-09-27 14:53     ` lijiang
2018-09-27 16:10       ` Borislav Petkov
2018-09-28  0:33         ` lijiang
2018-10-06 11:45   ` [tip:x86/mm] x86/ioremap: Add an ioremap_encrypted() helper tip-bot for Lianbo Jiang
2018-09-27  7:19 ` [PATCH v7 RESEND 2/4] kexec: allocate unencrypted control pages for kdump in case SME is enabled Lianbo Jiang
2018-09-27 16:53   ` Borislav Petkov
2018-09-28  3:52     ` lijiang
2018-09-28  7:57       ` Borislav Petkov
2018-09-28 10:09         ` lijiang
2018-09-29  8:53           ` Borislav Petkov
2018-09-27  7:19 ` [PATCH v7 RESEND 3/4] iommu/amd: Remap the device table of IOMMU with the memory encryption mask for kdump Lianbo Jiang
2018-09-27  7:19 ` [PATCH v7 RESEND 4/4] kdump/vmcore: support encrypted old memory with SME enabled Lianbo Jiang
2018-09-28  8:38   ` Borislav Petkov
2018-09-29  6:24     ` lijiang
2018-09-29  8:30       ` Borislav Petkov
2018-09-29  9:36         ` lijiang

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