From: Baoquan He <bhe@redhat.com>
To: Michal Hocko <mhocko@kernel.org>
Cc: linux-kernel@vger.kernel.org, willy@infradead.org,
linux-mm@kvack.org, akpm@linux-foundation.org, david@redhat.com,
richard.weiyang@gmail.com
Subject: Re: [PATCH v3] mm/sparse.c: Use kvmalloc_node/kvfree to alloc/free memmap for the classic sparse
Date: Sat, 14 Mar 2020 09:12:45 +0800 [thread overview]
Message-ID: <20200314011245.GB8518@MiWiFi-R3L-srv> (raw)
In-Reply-To: <20200313145619.GD21007@dhcp22.suse.cz>
On 03/13/20 at 03:56pm, Michal Hocko wrote:
> On Thu 12-03-20 22:17:49, Baoquan He wrote:
> > This change makes populate_section_memmap()/depopulate_section_memmap
> > much simpler.
>
> Not only and you should make it more explicit. It also tries to allocate
> memmaps from the target numa node so this is a functional change. I
> would prefer to have that in a separate patch in case we hit some weird
> NUMA setups which would choke on memory less nodes and similar horrors.
>
> > Suggested-by: Michal Hocko <mhocko@kernel.org>
> > Signed-off-by: Baoquan He <bhe@redhat.com>
>
> I do not see any reason this shouldn't work. Btw. did you get to test
> it?
Forget replying to this comment. Yes, I have tested it before each post.
next prev parent reply other threads:[~2020-03-14 1:12 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-12 13:08 [PATCH v2] mm/sparse.c: Use kvmalloc_node/kvfree to alloc/free memmap for the classic sparse Baoquan He
2020-03-12 13:34 ` Matthew Wilcox
2020-03-12 13:54 ` Baoquan He
2020-03-12 14:18 ` Wei Yang
2020-03-12 14:25 ` Matthew Wilcox
2020-03-12 22:50 ` Wei Yang
2020-03-13 0:00 ` Matthew Wilcox
2020-03-13 14:35 ` David Hildenbrand
2020-03-13 14:46 ` Vlastimil Babka
2020-03-13 14:57 ` Michal Hocko
2020-03-13 21:54 ` Wei Yang
2020-03-12 14:17 ` [PATCH v3] " Baoquan He
2020-03-13 14:56 ` Michal Hocko
2020-03-14 0:53 ` Baoquan He
2020-03-14 12:56 ` Michal Hocko
2020-03-15 13:01 ` Baoquan He
2020-03-14 1:12 ` Baoquan He [this message]
2020-03-13 15:04 ` David Hildenbrand
2020-03-16 7:14 ` Baoquan He
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=20200314011245.GB8518@MiWiFi-R3L-srv \
--to=bhe@redhat.com \
--cc=akpm@linux-foundation.org \
--cc=david@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=mhocko@kernel.org \
--cc=richard.weiyang@gmail.com \
--cc=willy@infradead.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.