linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: David Hildenbrand <david@redhat.com>
To: William Kucharski <william.kucharski@oracle.com>
Cc: Linux-MM <linux-mm@kvack.org>,
	LKML <linux-kernel@vger.kernel.org>,
	linux-doc@vger.kernel.org, devel@linuxdriverproject.org,
	linux-fsdevel@vger.kernel.org, linux-pm@vger.kernel.org,
	xen-devel@lists.xenproject.org,
	kexec-ml <kexec@lists.infradead.org>,
	pv-drivers@vmware.com, "Rafael J. Wysocki" <rjw@rjwysocki.net>,
	Pavel Machek <pavel@ucw.cz>, Len Brown <len.brown@intel.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Matthew Wilcox <willy@infradead.org>,
	Michal Hocko <mhocko@suse.com>,
	"Michael S. Tsirkin" <mst@redhat.com>
Subject: Re: [PATCH v1 8/8] PM / Hibernate: exclude all PageOffline() pages
Date: Wed, 21 Nov 2018 13:21:08 +0100	[thread overview]
Message-ID: <88f19102-9830-1ed0-1f46-56e11316ca09@redhat.com> (raw)
In-Reply-To: <11E3C0B0-AEED-42C6-A21C-1820F4B47A68@oracle.com>

On 21.11.18 12:35, William Kucharski wrote:
> If you are adding PageOffline(page) to the condition list of the already existing if in
> saveable_highmem_page(), why explicitly add it as a separate statement in saveable_page()?
> 
> It would seem more consistent to make the second check:
> 
> -	if (swsusp_page_is_forbidden(page) || swsusp_page_is_free(page))
> +	if (swsusp_page_is_forbidden(page) || swsusp_page_is_free(page) ||
> +		PageOffline(page))
> 
> instead.
> 
> It's admittedly a nit but it just seems cleaner to either do that or, if your intention
> was to separate the Page checks from the swsusp checks, to break the calls to
> PageReserved() and PageOffline() into their own check in saveable_highmem_page().

I'll split PageReserved() and PageOffline() off from the swsusp checks,
thanks for your comment!

> 
> Thanks!
>     -- Bill


-- 

Thanks,

David / dhildenb

  reply	other threads:[~2018-11-21 12:21 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-19 10:16 [PATCH v1 0/8] mm/kdump: allow to exclude pages that are logically offline David Hildenbrand
2018-11-19 10:16 ` [PATCH v1 1/8] mm: balloon: update comment about isolation/migration/compaction David Hildenbrand
2018-11-21  1:56   ` Michael S. Tsirkin
2018-11-19 10:16 ` [PATCH v1 2/8] mm: convert PG_balloon to PG_offline David Hildenbrand
2018-11-19 11:56   ` Konstantin Khlebnikov
2018-11-19 16:06   ` David Hildenbrand
2018-11-21  1:58   ` Michael S. Tsirkin
2018-11-21  2:44   ` Pankaj Gupta
2018-11-19 10:16 ` [PATCH v1 3/8] kexec: export PG_offline to VMCOREINFO David Hildenbrand
2018-11-21  1:59   ` Michael S. Tsirkin
2018-11-21  2:58   ` Dave Young
2018-11-21  6:04   ` Baoquan He
2018-11-21  8:50     ` David Hildenbrand
2018-11-19 10:16 ` [PATCH v1 4/8] xen/balloon: mark inflated pages PG_offline David Hildenbrand
2018-11-19 12:22   ` Juergen Gross
2018-11-19 13:07     ` David Hildenbrand
2018-11-19 10:16 ` [PATCH v1 5/8] hv_balloon: " David Hildenbrand
2018-11-20  8:45   ` Pankaj Gupta
2018-11-20  8:49     ` David Hildenbrand
2018-11-20  9:37       ` Pankaj Gupta
2018-11-21  1:04         ` Pankaj Gupta
2018-11-19 10:16 ` [PATCH v1 6/8] vmw_balloon: " David Hildenbrand
2018-11-21  3:22   ` Nadav Amit
2018-11-21  8:54     ` David Hildenbrand
2018-11-19 10:16 ` [PATCH v1 7/8] PM / Hibernate: use pfn_to_online_page() David Hildenbrand
2018-11-19 12:13   ` Michal Hocko
2018-11-19 13:16   ` Pavel Machek
2018-11-20 21:23   ` Rafael J. Wysocki
2018-11-19 10:16 ` [PATCH v1 8/8] PM / Hibernate: exclude all PageOffline() pages David Hildenbrand
2018-11-20 21:22   ` Rafael J. Wysocki
2018-11-21 11:35   ` William Kucharski
2018-11-21 12:21     ` David Hildenbrand [this message]
2018-11-19 10:18 ` [PATCH v1] makedumpfile: exclude pages that are logically offline David Hildenbrand
2018-11-21 14:58   ` Kazuhito Hagio
2018-11-21 15:35     ` David Hildenbrand

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=88f19102-9830-1ed0-1f46-56e11316ca09@redhat.com \
    --to=david@redhat.com \
    --cc=akpm@linux-foundation.org \
    --cc=devel@linuxdriverproject.org \
    --cc=kexec@lists.infradead.org \
    --cc=len.brown@intel.com \
    --cc=linux-doc@vger.kernel.org \
    --cc=linux-fsdevel@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=linux-pm@vger.kernel.org \
    --cc=mhocko@suse.com \
    --cc=mst@redhat.com \
    --cc=pavel@ucw.cz \
    --cc=pv-drivers@vmware.com \
    --cc=rjw@rjwysocki.net \
    --cc=william.kucharski@oracle.com \
    --cc=willy@infradead.org \
    --cc=xen-devel@lists.xenproject.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