From: Byungchul Park <byungchul@sk.com>
To: "Huang, Ying" <ying.huang@intel.com>
Cc: Dave Hansen <dave.hansen@intel.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
kernel_team@skhynix.com, akpm@linux-foundation.org,
vernhao@tencent.com, mgorman@techsingularity.net,
hughd@google.com, willy@infradead.org, david@redhat.com,
peterz@infradead.org, luto@kernel.org, tglx@linutronix.de,
mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com,
rjgolo@gmail.com
Subject: Re: [PATCH v10 00/12] LUF(Lazy Unmap Flush) reducing tlb numbers over 90%
Date: Thu, 30 May 2024 10:02:45 +0900 [thread overview]
Message-ID: <20240530010245.GA66154@system.software.com> (raw)
In-Reply-To: <87le3t5pmt.fsf@yhuang6-desk2.ccr.corp.intel.com>
On Wed, May 29, 2024 at 10:16:26AM +0800, Huang, Ying wrote:
> Byungchul Park <byungchul@sk.com> writes:
>
> > On Sun, May 26, 2024 at 07:43:10PM -0700, Dave Hansen wrote:
> >> It has absolutely not been tested nor reviewed enough. <fud>I hope the
> >
> > It has been tested enough on my side, and it should be reviewed enough
> > for sure.
>
> I believe that you have tested and reviewed the patchset by yourself.
> But there are some other cases that you haven't thought about enough
> before, as Dave pointed out.
>
> So, I suggest you to try to find out more possible weakness of your
> patchset. Begin with what Dave and David pointed out.
I will.
Byungchul
> > I will respin after rebasing the current mm-unstble and
> > working on vfs shortly.
> >
> > Byungchul
> >
> >> performance gains stick around once more of the bugs are gone.</fud>
>
> --
> Best Regards,
> Huang, Ying
next prev parent reply other threads:[~2024-05-30 1:02 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-10 6:51 [PATCH v10 00/12] LUF(Lazy Unmap Flush) reducing tlb numbers over 90% Byungchul Park
2024-05-10 6:51 ` [PATCH v10 01/12] x86/tlb: add APIs manipulating tlb batch's arch data Byungchul Park
2024-05-10 6:51 ` [PATCH v10 02/12] arm64: tlbflush: " Byungchul Park
2024-05-10 6:51 ` [PATCH v10 03/12] riscv, tlb: " Byungchul Park
2024-05-10 6:51 ` [PATCH v10 04/12] x86/tlb, riscv/tlb, mm/rmap: separate arch_tlbbatch_clear() out of arch_tlbbatch_flush() Byungchul Park
2024-05-10 6:51 ` [PATCH v10 05/12] mm: buddy: make room for a new variable, ugen, in struct page Byungchul Park
2024-05-10 6:52 ` [PATCH v10 06/12] mm: add folio_put_ugen() to deliver unmap generation number to pcp or buddy Byungchul Park
2024-05-10 6:52 ` [PATCH v10 07/12] mm: add a parameter, unmap generation number, to free_unref_folios() Byungchul Park
2024-05-10 6:52 ` [PATCH v10 08/12] mm/rmap: recognize read-only tlb entries during batched tlb flush Byungchul Park
2024-05-10 6:52 ` [PATCH v10 09/12] mm: implement LUF(Lazy Unmap Flush) defering tlb flush when folios get unmapped Byungchul Park
2024-05-10 6:52 ` [PATCH v10 10/12] mm: separate move/undo parts from migrate_pages_batch() Byungchul Park
2024-05-10 6:52 ` [PATCH v10 11/12] mm, migrate: apply luf mechanism to unmapping during migration Byungchul Park
2024-05-10 6:52 ` [PATCH v10 12/12] mm, vmscan: apply luf mechanism to unmapping during folio reclaim Byungchul Park
2024-05-11 6:54 ` [PATCH v10 00/12] LUF(Lazy Unmap Flush) reducing tlb numbers over 90% Huang, Ying
2024-05-13 1:41 ` Byungchul Park
2024-05-11 7:15 ` Huang, Ying
2024-05-13 1:44 ` Byungchul Park
2024-05-22 2:16 ` Byungchul Park
2024-05-22 7:38 ` Huang, Ying
2024-05-22 10:27 ` Byungchul Park
2024-05-22 14:15 ` Byungchul Park
2024-05-24 17:16 ` Dave Hansen
2024-05-27 1:57 ` Byungchul Park
2024-05-27 2:43 ` Dave Hansen
2024-05-27 3:46 ` Byungchul Park
2024-05-27 4:19 ` Byungchul Park
2024-05-27 4:25 ` Byungchul Park
2024-05-27 22:58 ` Byungchul Park
2024-05-29 2:16 ` Huang, Ying
2024-05-30 1:02 ` Byungchul Park [this message]
2024-05-27 3:10 ` Huang, Ying
2024-05-27 3:56 ` Byungchul Park
2024-05-28 15:14 ` Dave Hansen
2024-05-29 5:00 ` Byungchul Park
2024-05-29 16:41 ` Dave Hansen
2024-05-30 0:50 ` Byungchul Park
2024-05-30 0:59 ` Byungchul Park
2024-05-30 1:11 ` Huang, Ying
2024-05-30 1:33 ` Byungchul Park
2024-05-30 7:18 ` Byungchul Park
2024-05-30 8:24 ` Huang, Ying
2024-05-30 8:41 ` Byungchul Park
2024-05-30 13:50 ` Dave Hansen
2024-05-31 2:06 ` Byungchul Park
2024-05-30 9:33 ` Byungchul Park
2024-05-31 1:45 ` Huang, Ying
2024-05-31 2:20 ` Byungchul Park
2024-05-28 8:41 ` David Hildenbrand
2024-05-29 4:39 ` Byungchul Park
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=20240530010245.GA66154@system.software.com \
--to=byungchul@sk.com \
--cc=akpm@linux-foundation.org \
--cc=bp@alien8.de \
--cc=dave.hansen@intel.com \
--cc=dave.hansen@linux.intel.com \
--cc=david@redhat.com \
--cc=hughd@google.com \
--cc=kernel_team@skhynix.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=luto@kernel.org \
--cc=mgorman@techsingularity.net \
--cc=mingo@redhat.com \
--cc=peterz@infradead.org \
--cc=rjgolo@gmail.com \
--cc=tglx@linutronix.de \
--cc=vernhao@tencent.com \
--cc=willy@infradead.org \
--cc=ying.huang@intel.com \
/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.