Kexec Archive on lore.kernel.org
 help / color / mirror / Atom feed
From: Dave Hansen <dave.hansen@intel.com>
To: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
	"Eric W. Biederman" <ebiederm@xmission.com>
Cc: Borislav Petkov <bp@alien8.de>, Andy Lutomirski <luto@kernel.org>,
	Sean Christopherson <seanjc@google.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Joerg Roedel <jroedel@suse.de>, Ard Biesheuvel <ardb@kernel.org>,
	Andi Kleen <ak@linux.intel.com>,
	Kuppuswamy Sathyanarayanan
	<sathyanarayanan.kuppuswamy@linux.intel.com>,
	David Rientjes <rientjes@google.com>,
	Vlastimil Babka <vbabka@suse.cz>,
	Tom Lendacky <thomas.lendacky@amd.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Peter Zijlstra <peterz@infradead.org>,
	Paolo Bonzini <pbonzini@redhat.com>,
	Ingo Molnar <mingo@redhat.com>,
	Varad Gautam <varad.gautam@suse.com>,
	Dario Faggioli <dfaggioli@suse.com>,
	Mike Rapoport <rppt@kernel.org>,
	David Hildenbrand <david@redhat.com>,
	marcelo.cerri@canonical.com, tim.gardner@canonical.com,
	khalid.elmously@canonical.com, philip.cox@canonical.com,
	x86@kernel.org, linux-mm@kvack.org, linux-coco@lists.linux.dev,
	linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org,
	kexec@lists.infradead.org
Subject: Re: [PATCHv7 11/14] x86: Disable kexec if system has unaccepted memory
Date: Tue, 28 Jun 2022 17:10:56 -0700	[thread overview]
Message-ID: <88fe385c-fe40-d659-5081-7f3cdd9493e4@intel.com> (raw)
In-Reply-To: <20220628235105.z6ytdzxofrdkjti4@black.fi.intel.com>

On 6/28/22 16:51, Kirill A. Shutemov wrote:
> On Fri, Jun 24, 2022 at 05:00:05AM +0300, Kirill A. Shutemov wrote:
>>> If there is some deep and fundamental why this can not be supported
>>> then it probably makes sense to put some code in the arch_kexec_load
>>> hook that verifies that deep and fundamental reason is present.
...
> +	/*
> +	 * TODO: Information on memory acceptance status has to be communicated
> +	 * between kernel.
> +	 */

So, the deep and fundamental reason is... drum roll... you haven't
gotten around to implementing bitmap passing yet?!?!?   I have the
feeling that wasn't what Eric was looking for.


_______________________________________________
kexec mailing list
kexec@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/kexec

  reply	other threads:[~2022-06-29  0:12 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20220614120231.48165-1-kirill.shutemov@linux.intel.com>
     [not found] ` <20220614120231.48165-12-kirill.shutemov@linux.intel.com>
2022-06-23 17:23   ` [PATCHv7 11/14] x86: Disable kexec if system has unaccepted memory Dave Hansen
2022-06-23 21:48     ` Eric W. Biederman
2022-06-24  2:00       ` Kirill A. Shutemov
2022-06-28 23:51         ` Kirill A. Shutemov
2022-06-29  0:10           ` Dave Hansen [this message]
2022-06-29  0:59             ` Kirill A. Shutemov
2022-07-04  7:18               ` Dave Young

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=88fe385c-fe40-d659-5081-7f3cdd9493e4@intel.com \
    --to=dave.hansen@intel.com \
    --cc=ak@linux.intel.com \
    --cc=akpm@linux-foundation.org \
    --cc=ardb@kernel.org \
    --cc=bp@alien8.de \
    --cc=david@redhat.com \
    --cc=dfaggioli@suse.com \
    --cc=ebiederm@xmission.com \
    --cc=jroedel@suse.de \
    --cc=kexec@lists.infradead.org \
    --cc=khalid.elmously@canonical.com \
    --cc=kirill.shutemov@linux.intel.com \
    --cc=linux-coco@lists.linux.dev \
    --cc=linux-efi@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=luto@kernel.org \
    --cc=marcelo.cerri@canonical.com \
    --cc=mingo@redhat.com \
    --cc=pbonzini@redhat.com \
    --cc=peterz@infradead.org \
    --cc=philip.cox@canonical.com \
    --cc=rientjes@google.com \
    --cc=rppt@kernel.org \
    --cc=sathyanarayanan.kuppuswamy@linux.intel.com \
    --cc=seanjc@google.com \
    --cc=tglx@linutronix.de \
    --cc=thomas.lendacky@amd.com \
    --cc=tim.gardner@canonical.com \
    --cc=varad.gautam@suse.com \
    --cc=vbabka@suse.cz \
    --cc=x86@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox