linux-kernel - Re: [PATCH 0/2 RESEND v7] add reserved e820 ranges to the kdump kernel e820 table

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <d457ed46-d983-20b2-ad7f-9eaa6d98f2bf@intel.com>
Date:   Mon, 26 Nov 2018 09:44:46 -0800
From:   Dave Hansen <dave.hansen@...el.com>
To:     Lianbo Jiang <lijiang@...hat.com>, linux-kernel@...r.kernel.org
Cc:     kexec@...ts.infradead.org, x86@...nel.org,
        linux-ia64@...r.kernel.org, linux-efi@...r.kernel.org,
        tglx@...utronix.de, mingo@...hat.com, bp@...en8.de,
        akpm@...ux-foundation.org, dave.hansen@...ux.intel.com,
        luto@...nel.org, peterz@...radead.org, ard.biesheuvel@...aro.org,
        tony.luck@...el.com, fenghua.yu@...el.com, dyoung@...hat.com,
        bhe@...hat.com
Subject: Re: [PATCH 0/2 RESEND v7] add reserved e820 ranges to the kdump
 kernel e820 table

On 11/23/18 9:12 PM, Lianbo Jiang wrote:
> These patches add the new I/O resource descriptor 'IORES_DESC_RESERVED'
> for the iomem resources search interfaces, and in order to make it still
> work after the new descriptor is added, these codes originally related
> to 'IORES_DESC_NONE' have been updated.

I'm having a really hard time figuring out what problem these patches solve.

What end-user visible behavior does this set change?