Re: [PATCH 1/2 RESEND v7] resource: add the new I/O resource descriptor 'IORES_DESC_RESERVED'

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To: lijiang <lijiang@xxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx
Subject: Re: [PATCH 1/2 RESEND v7] resource: add the new I/O resource descriptor 'IORES_DESC_RESERVED'
From: Dave Hansen <dave.hansen@xxxxxxxxx>
Date: Wed, 28 Nov 2018 08:02:26 -0800
Cc: kexec@xxxxxxxxxxxxxxxxxxx, x86@xxxxxxxxxx, linux-ia64@xxxxxxxxxxxxxxx, linux-efi@xxxxxxxxxxxxxxx, tglx@xxxxxxxxxxxxx, mingo@xxxxxxxxxx, bp@xxxxxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, dave.hansen@xxxxxxxxxxxxxxx, luto@xxxxxxxxxx, peterz@xxxxxxxxxxxxx, ard.biesheuvel@xxxxxxxxxx, tony.luck@xxxxxxxxx, fenghua.yu@xxxxxxxxx, dyoung@xxxxxxxxxx, bhe@xxxxxxxxxx
In-reply-to: <d84fbefb-f856-c600-5207-c63f48b1b308@redhat.com>
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References: <20181124051223.19994-1-lijiang@redhat.com> <20181124051223.19994-2-lijiang@redhat.com> <ae405fe9-94fd-3fb7-decd-c7821cf95b7d@intel.com> <460c5552-a48e-3523-275a-7f94d0f08f9b@redhat.com> <703ce20d-be09-9b8d-d457-5b002a50dff7@intel.com> <d84fbefb-f856-c600-5207-c63f48b1b308@redhat.com>
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On 11/27/18 7:51 PM, lijiang wrote:
> But now, the 'E820_TYPE_RESERVED' type is converted to the descriptor 'IORES_DESC_RESERVED'
> instead of 'IORES_DESC_NONE', it has been changed and the value of 'mem_flags.desc_other'
> is equal to 'true'. This is wrong.

Thanks for the improved description of the problem.  Seems to all make
sense now.

Could you include this in the changelog for the next version?

Follow-Ups:
- Re: [PATCH 1/2 RESEND v7] resource: add the new I/O resource descriptor 'IORES_DESC_RESERVED'
  - From: lijiang

References:
- [PATCH 0/2 RESEND v7] add reserved e820 ranges to the kdump kernel e820 table
  - From: Lianbo Jiang
- [PATCH 1/2 RESEND v7] resource: add the new I/O resource descriptor 'IORES_DESC_RESERVED'
  - From: Lianbo Jiang
- Re: [PATCH 1/2 RESEND v7] resource: add the new I/O resource descriptor 'IORES_DESC_RESERVED'
  - From: Dave Hansen
- Re: [PATCH 1/2 RESEND v7] resource: add the new I/O resource descriptor 'IORES_DESC_RESERVED'
  - From: lijiang
- Re: [PATCH 1/2 RESEND v7] resource: add the new I/O resource descriptor 'IORES_DESC_RESERVED'
  - From: Dave Hansen
- Re: [PATCH 1/2 RESEND v7] resource: add the new I/O resource descriptor 'IORES_DESC_RESERVED'
  - From: lijiang

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