From: Steven Rostedt <rostedt@goodmis.org>
To: Matthew Wilcox <willy@infradead.org>
Cc: Hillf Danton <hdanton@sina.com>,
Byungchul Park <byungchul@sk.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
kernel_team@skhynix.com, conduct@kernel.org
Subject: Re: [RFC PATCH v12 00/26] LUF(Lazy Unmap Flush) reducing tlb numbers over 90%
Date: Thu, 20 Feb 2025 10:09:45 -0500 [thread overview]
Message-ID: <Z7dFuTkdQ7PmP7sY@home.goodmis.org> (raw)
In-Reply-To: <Z7c0BTteQoZKcSmJ@casper.infradead.org>
On Thu, Feb 20, 2025 at 01:54:13PM +0000, Matthew Wilcox wrote:
> On Thu, Feb 20, 2025 at 07:49:19PM +0800, Hillf Danton wrote:
> > On Thu, 20 Feb 2025 20:09:35 +0900 Byungchul Park wrote:
> > > Just in case that I don't understand what you meant and for better
> > > understanding, can you provide a simple and problematic example from
> > > the u-a-f?
> > >
> > Tell us if it is illegal to commit rape without pregnancy in your home town?
>
> Hillf, this is unacceptable language. You need to apologise.
Agreed. WTF Hillf? Where did that come from? Is this how you talk to your
co-workers?
I'll tell you what would happen in my home town. If someone said
that to a co-worker, they would likely be terminated.
-- Steve
next prev parent reply other threads:[~2025-02-20 15:09 UTC|newest]
Thread overview: 102+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-20 5:20 Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 01/26] x86/tlb: add APIs manipulating tlb batch's arch data Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 02/26] arm64/tlbflush: " Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 03/26] riscv/tlb: " Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 04/26] x86/tlb, riscv/tlb, mm/rmap: separate arch_tlbbatch_clear() out of arch_tlbbatch_flush() Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 05/26] mm/buddy: make room for a new variable, luf_key, in struct page Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 06/26] mm: move should_skip_kasan_poison() to mm/internal.h Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 07/26] mm: introduce luf_ugen to be used as a global timestamp Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 08/26] mm: introduce luf_batch to be used as hash table to store luf meta data Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 09/26] mm: introduce API to perform tlb shootdown on exit from page allocator Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 10/26] mm: introduce APIs to check if the page allocation is tlb shootdownable Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 11/26] mm: deliver luf_key to pcp or buddy on free after unmapping Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 12/26] mm: delimit critical sections to take off pages from pcp or buddy alloctor Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 13/26] mm: introduce pend_list in struct free_area to track luf'd pages Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 14/26] mm/rmap: recognize read-only tlb entries during batched tlb flush Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 15/26] fs, filemap: refactor to gather the scattered ->write_{begin,end}() calls Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 16/26] mm: implement LUF(Lazy Unmap Flush) defering tlb flush when folios get unmapped Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 17/26] x86/tlb, riscv/tlb, arm64/tlbflush, mm: remove cpus from tlb shootdown that already have been done Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 18/26] mm/page_alloc: retry 3 times to take pcp pages on luf check failure Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 19/26] mm: skip luf tlb flush for luf'd mm that already has been done Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 20/26] mm, fs: skip tlb flushes for luf'd filemap " Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 21/26] mm: perform luf tlb shootdown per zone in batched manner Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 22/26] mm/page_alloc: not allow to tlb shootdown if !preemptable() && non_luf_pages_ok() Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 23/26] mm: separate move/undo parts from migrate_pages_batch() Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 24/26] mm/migrate: apply luf mechanism to unmapping during migration Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 25/26] mm/vmscan: apply luf mechanism to unmapping during folio reclaim Byungchul Park
2025-02-20 5:20 ` [RFC PATCH v12 26/26] mm/luf: implement luf debug feature Byungchul Park
2025-02-20 10:32 ` [RFC PATCH v12 00/26] LUF(Lazy Unmap Flush) reducing tlb numbers over 90% Hillf Danton
2025-02-20 10:51 ` Byungchul Park
2025-02-20 11:09 ` Byungchul Park
2025-02-20 11:49 ` Hillf Danton
2025-02-20 12:20 ` Byungchul Park
2025-02-20 12:40 ` Byungchul Park
2025-02-20 13:54 ` Matthew Wilcox
2025-02-20 15:09 ` Steven Rostedt [this message]
2025-02-20 22:53 ` Kent Overstreet
2025-02-20 23:05 ` Steven Rostedt
2025-02-20 23:21 ` Kent Overstreet
2025-02-20 23:25 ` Hillf Danton
2025-02-20 23:44 ` Steven Rostedt
[not found] ` <20250221230556.2479-1-hdanton@sina.com>
2025-02-22 7:16 ` Greg KH
[not found] ` <20250222101100.2531-1-hdanton@sina.com>
2025-02-22 13:57 ` Greg KH
2025-03-10 23:24 ` Dan Williams
2025-03-10 23:53 ` Barry Song
[not found] ` <20250619134922.1219-1-hdanton@sina.com>
2025-06-20 17:00 ` Dan Williams
2025-02-20 15:15 ` Dave Hansen
2025-02-20 15:29 ` Vlastimil Babka
2025-02-20 23:37 ` Byungchul Park
2025-02-26 11:30 ` RFC v12 rebased on v6.14-rc4 Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 01/25] x86/tlb: add APIs manipulating tlb batch's arch data Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 02/25] arm64/tlbflush: " Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 03/25] riscv/tlb: " Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 04/25] x86/tlb, riscv/tlb, mm/rmap: separate arch_tlbbatch_clear() out of arch_tlbbatch_flush() Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 05/25] mm/buddy: make room for a new variable, luf_key, in struct page Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 06/25] mm: move should_skip_kasan_poison() to mm/internal.h Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 07/25] mm: introduce luf_ugen to be used as a global timestamp Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 08/25] mm: introduce luf_batch to be used as hash table to store luf meta data Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 09/25] mm: introduce API to perform tlb shootdown on exit from page allocator Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 10/25] mm: introduce APIs to check if the page allocation is tlb shootdownable Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 11/25] mm: deliver luf_key to pcp or buddy on free after unmapping Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 12/25] mm: delimit critical sections to take off pages from pcp or buddy alloctor Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 13/25] mm: introduce pend_list in struct free_area to track luf'd pages Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 14/25] mm/rmap: recognize read-only tlb entries during batched tlb flush Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 15/25] fs, filemap: refactor to gather the scattered ->write_{begin,end}() calls Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 16/25] mm: implement LUF(Lazy Unmap Flush) defering tlb flush when folios get unmapped Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 17/25] x86/tlb, riscv/tlb, arm64/tlbflush, mm: remove cpus from tlb shootdown that already have been done Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 18/25] mm/page_alloc: retry 3 times to take pcp pages on luf check failure Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 19/25] mm: skip luf tlb flush for luf'd mm that already has been done Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 20/25] mm, fs: skip tlb flushes for luf'd filemap " Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 21/25] mm: perform luf tlb shootdown per zone in batched manner Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 22/25] mm/page_alloc: not allow to tlb shootdown if !preemptable() && non_luf_pages_ok() Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 23/25] mm/migrate: apply luf mechanism to unmapping during migration Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 24/25] mm/vmscan: apply luf mechanism to unmapping during folio reclaim Byungchul Park
2025-02-26 12:03 ` [RFC PATCH v12 based on v6.14-rc4 25/25] mm/luf: implement luf debug feature Byungchul Park
2025-02-26 11:33 ` RFC v12 rebased on mm-unstable as of Feb 21, 2025 Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 01/25] x86/tlb: add APIs manipulating tlb batch's arch data Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 02/25] arm64/tlbflush: " Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 03/25] riscv/tlb: " Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 04/25] x86/tlb, riscv/tlb, mm/rmap: separate arch_tlbbatch_clear() out of arch_tlbbatch_flush() Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 05/25] mm/buddy: make room for a new variable, luf_key, in struct page Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 06/25] mm: move should_skip_kasan_poison() to mm/internal.h Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 07/25] mm: introduce luf_ugen to be used as a global timestamp Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 08/25] mm: introduce luf_batch to be used as hash table to store luf meta data Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 09/25] mm: introduce API to perform tlb shootdown on exit from page allocator Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 10/25] mm: introduce APIs to check if the page allocation is tlb shootdownable Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 11/25] mm: deliver luf_key to pcp or buddy on free after unmapping Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 12/25] mm: delimit critical sections to take off pages from pcp or buddy alloctor Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 13/25] mm: introduce pend_list in struct free_area to track luf'd pages Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 14/25] mm/rmap: recognize read-only tlb entries during batched tlb flush Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 15/25] fs, filemap: refactor to gather the scattered ->write_{begin,end}() calls Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 16/25] mm: implement LUF(Lazy Unmap Flush) defering tlb flush when folios get unmapped Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 17/25] x86/tlb, riscv/tlb, arm64/tlbflush, mm: remove cpus from tlb shootdown that already have been done Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 18/25] mm/page_alloc: retry 3 times to take pcp pages on luf check failure Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 19/25] mm: skip luf tlb flush for luf'd mm that already has been done Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 20/25] mm, fs: skip tlb flushes for luf'd filemap " Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 21/25] mm: perform luf tlb shootdown per zone in batched manner Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 22/25] mm/page_alloc: not allow to tlb shootdown if !preemptable() && non_luf_pages_ok() Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 23/25] mm/migrate: apply luf mechanism to unmapping during migration Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 24/25] mm/vmscan: apply luf mechanism to unmapping during folio reclaim Byungchul Park
2025-02-26 12:01 ` [RFC PATCH v12 based on mm-unstable as of Feb 21, 2025 25/25] mm/luf: implement luf debug feature Byungchul Park
2025-02-22 1:14 ` [RFC PATCH v12 00/26] LUF(Lazy Unmap Flush) reducing tlb numbers over 90% Shakeel Butt
2025-02-20 23:23 ` Byungchul Park
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