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From: Linus Torvalds <torvalds@linux-foundation.org>
To: Matthew Wilcox <willy@infradead.org>
Cc: David Howells <dhowells@redhat.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Linux-MM <linux-mm@kvack.org>,
	linux-fsdevel <linux-fsdevel@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [GIT PULL] Memory folios for v5.15
Date: Tue, 24 Aug 2021 12:11:49 -0700	[thread overview]
Message-ID: <CAHk-=wisF580D_g+wFt0B_uijSX+mCgz6tRRT5KADnO7Y97t-g@mail.gmail.com> (raw)
In-Reply-To: <YSVCAJDYShQke6Sy@casper.infradead.org>

On Tue, Aug 24, 2021 at 12:02 PM Matthew Wilcox <willy@infradead.org> wrote:
>
> Choosing short words at random from /usr/share/dict/words:

I don't think you're getting my point.

In fact, you're just making it WORSE.

"short" and "greppable" is not the main issue here.

"understandable" and "follows other conventions" is.

And those "other conventions" are not "book binders in the 17th
century". They are about operating system design.

So when you mention "slab" as a name example, that's not the argument
you think it is. That's a real honest-to-goodness operating system
convention name that doesn't exactly predate Linux, but is most
certainly not new.

In fact, "slab" is a bad example for another reason: we don't actually
really use it outside of the internal implementation of the slab
cache. The name we actually *use* tends to be "kmalloc()" or similar,
which most definitely has a CS history that goes back even further and
is not at all confusing to anybody.

So no. This email just convinces me that you have ENTIRELY the wrong
approach to naming and is just making me more convinced that "folio"
came from the wrong kind of thinking.

Because "random short words" is absolutely the last thing you should look at.

             Linus

  reply	other threads:[~2021-08-24 19:12 UTC|newest]

Thread overview: 175+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-23 19:01 [GIT PULL] Memory folios for v5.15 Matthew Wilcox
2021-08-23 21:26 ` Johannes Weiner
2021-08-23 22:06   ` Linus Torvalds
2021-08-23 22:06     ` Linus Torvalds
2021-08-24  2:20     ` Matthew Wilcox
2021-08-24 13:04     ` Matthew Wilcox
2021-08-23 22:15   ` Matthew Wilcox
2021-08-24 18:32     ` Johannes Weiner
2021-08-24 18:59       ` Linus Torvalds
2021-08-24 18:59         ` Linus Torvalds
2021-08-25  6:39         ` Christoph Hellwig
2021-08-24 19:44       ` Matthew Wilcox
2021-08-25 15:13         ` Johannes Weiner
2021-08-26  0:45           ` Darrick J. Wong
2021-08-27 14:07             ` Johannes Weiner
2021-08-27 18:44               ` Matthew Wilcox
2021-08-27 21:41                 ` Dan Williams
2021-08-27 21:41                   ` Dan Williams
2021-08-27 21:49                   ` Matthew Wilcox
2021-08-30 17:32                 ` Johannes Weiner
2021-08-30 18:22                   ` Matthew Wilcox
2021-08-30 20:27                     ` Johannes Weiner
2021-08-30 21:38                       ` Matthew Wilcox
2021-08-31 17:40                         ` Vlastimil Babka
2021-09-01 17:43                         ` Johannes Weiner
2021-09-02 15:13                           ` Zi Yan
2021-09-06 14:00                             ` Vlastimil Babka
2021-08-31 18:50                       ` Eric W. Biederman
2021-08-31 18:50                         ` Eric W. Biederman
2021-08-26  8:58         ` David Howells
2021-08-27 10:03           ` Johannes Weiner
2021-08-27 12:05             ` Matthew Wilcox
2021-08-27 10:49           ` David Howells
2021-08-24 15:54   ` David Howells
2021-08-24 17:56     ` Matthew Wilcox
2021-08-24 18:26       ` Linus Torvalds
2021-08-24 18:26         ` Linus Torvalds
2021-08-24 18:29         ` Linus Torvalds
2021-08-24 18:29           ` Linus Torvalds
2021-08-24 19:26           ` Theodore Ts'o
2021-08-24 19:34           ` David Howells
2021-08-24 20:02             ` Theodore Ts'o
2021-08-24 21:32             ` David Howells
2021-08-25 12:08               ` Jeff Layton
2021-08-24 19:01         ` Matthew Wilcox
2021-08-24 19:11           ` Linus Torvalds [this message]
2021-08-24 19:11             ` Linus Torvalds
2021-08-24 19:23             ` Matthew Wilcox
2021-08-24 19:44               ` Theodore Ts'o
2021-08-24 20:00                 ` Matthew Wilcox
2021-08-25  6:32                 ` Christoph Hellwig
2021-08-25  9:01                   ` Rasmus Villemoes
2021-08-26  6:32                     ` Amir Goldstein
2021-08-26  6:32                       ` Amir Goldstein
2021-08-25 12:03                   ` Jeff Layton
2021-08-25 12:03                     ` Jeff Layton
2021-08-26  0:59                     ` Darrick J. Wong
2021-08-26  4:02                   ` Nicholas Piggin
2021-09-01 12:58                 ` Mike Rapoport
2021-08-24 19:35             ` David Howells
2021-08-24 20:35               ` Vlastimil Babka
2021-08-24 20:40                 ` Vlastimil Babka
2021-08-24 19:11         ` David Howells
2021-08-24 19:25           ` Linus Torvalds
2021-08-24 19:25             ` Linus Torvalds
2021-08-24 19:38             ` Linus Torvalds
2021-08-24 19:38               ` Linus Torvalds
2021-08-24 19:48               ` Linus Torvalds
2021-08-24 19:48                 ` Linus Torvalds
2021-08-26 17:18                 ` Matthew Wilcox
2021-08-24 19:59             ` David Howells
2021-10-05 13:52   ` Matthew Wilcox
2021-10-05 17:29     ` Johannes Weiner
2021-10-05 17:32       ` David Hildenbrand
2021-10-05 18:30       ` Matthew Wilcox
2021-10-05 19:56         ` Jason Gunthorpe
2021-08-28  3:29 ` Matthew Wilcox
2021-09-09 12:43 ` Christoph Hellwig
2021-09-09 13:56   ` Vlastimil Babka
2021-09-09 18:16     ` Johannes Weiner
2021-09-09 18:44       ` Matthew Wilcox
2021-09-09 22:03         ` Johannes Weiner
2021-09-09 22:48           ` Matthew Wilcox
2021-09-09 19:17     ` John Hubbard
2021-09-09 19:23       ` Matthew Wilcox
2021-09-10 20:16 ` Folio discussion recap Kent Overstreet
2021-09-11  1:23   ` Kirill A. Shutemov
2021-09-13 11:32     ` Michal Hocko
2021-09-13 18:12       ` Johannes Weiner
2021-09-15 15:40   ` Johannes Weiner
2021-09-15 17:55     ` Damian Tometzki
2021-09-16  2:58     ` Darrick J. Wong
2021-09-16 16:54       ` Johannes Weiner
2021-09-17  5:24         ` Dave Chinner
2021-09-17  7:18           ` Christoph Hellwig
2021-09-17 16:31           ` Johannes Weiner
2021-09-17 20:57             ` Kirill A. Shutemov
2021-09-17 21:17               ` Kent Overstreet
2021-09-17 22:02                 ` Kirill A. Shutemov
2021-09-17 22:21                   ` Kent Overstreet
2021-09-17 23:15               ` Johannes Weiner
2021-09-20 10:03                 ` Kirill A. Shutemov
2021-09-17 21:13             ` Kent Overstreet
2021-09-17 22:25               ` Theodore Ts'o
2021-09-17 23:35                 ` Josef Bacik
2021-09-18  1:04             ` Dave Chinner
2021-09-18  4:51               ` Kent Overstreet
2021-09-20  1:04                 ` Dave Chinner
2021-09-16 21:58       ` David Howells
2021-09-20  2:17   ` Matthew Wilcox
2021-09-21 19:47     ` Johannes Weiner
2021-09-21 20:38       ` Matthew Wilcox
2021-09-21 21:11         ` Kent Overstreet
2021-09-21 21:22           ` Folios for 5.15 request - Was: re: Folio discussion recap - Kent Overstreet
2021-09-22 15:08             ` Johannes Weiner
2021-09-22 15:46               ` Kent Overstreet
2021-09-22 16:26                 ` Matthew Wilcox
2021-09-22 16:56                   ` Chris Mason
2021-09-22 19:54                     ` Matthew Wilcox
2021-09-22 20:15                       ` Kent Overstreet
2021-09-22 20:21                       ` Linus Torvalds
2021-09-22 20:21                         ` Linus Torvalds
2021-09-23  5:42               ` Kent Overstreet
2021-09-23 18:00                 ` Johannes Weiner
2021-09-23 19:31                   ` Matthew Wilcox
2021-09-23 20:20                   ` Kent Overstreet
2021-10-16  3:28               ` Matthew Wilcox
2021-10-18 16:47                 ` Johannes Weiner
2021-10-18 18:12                   ` Kent Overstreet
2021-10-18 20:45                     ` Johannes Weiner
2021-10-19 16:11                       ` Splitting struct page into multiple types " Kent Overstreet
2021-10-19 17:06                         ` Gao Xiang
2021-10-19 17:34                           ` Matthew Wilcox
2021-10-19 17:54                             ` Gao Xiang
2021-10-20 17:46                               ` Kent Overstreet
2021-10-19 17:37                         ` Jason Gunthorpe
2021-10-19 21:14                       ` David Howells
2021-10-18 18:28                   ` Folios for 5.15 request " Matthew Wilcox
2021-10-18 21:56                     ` Johannes Weiner
2021-10-18 23:16                       ` Kirill A. Shutemov
2021-10-19 15:16                         ` Johannes Weiner
2021-10-20  3:19                           ` Matthew Wilcox
2021-10-20  7:50                           ` David Hildenbrand
2021-10-20 17:26                             ` Matthew Wilcox
2021-10-20 18:04                               ` David Hildenbrand
2021-10-21  6:51                                 ` Christoph Hellwig
2021-10-21  7:21                                   ` David Hildenbrand
2021-10-21 12:03                                     ` Kent Overstreet
2021-10-21 12:35                                       ` David Hildenbrand
2021-10-21 12:38                                         ` Christoph Hellwig
2021-10-21 13:00                                           ` David Hildenbrand
2021-10-21 12:41                                         ` Matthew Wilcox
2021-10-20 17:39                           ` Kent Overstreet
2021-10-21 21:37                             ` Johannes Weiner
2021-10-22  1:52                               ` Matthew Wilcox
2021-10-22  7:59                                 ` David Hildenbrand
2021-10-22 13:01                                   ` Matthew Wilcox
2021-10-22 14:40                                     ` David Hildenbrand
2021-10-23  2:22                                       ` Matthew Wilcox
2021-10-23  5:02                                         ` Christoph Hellwig
2021-10-23  9:58                                         ` David Hildenbrand
2021-10-23 16:00                                           ` Kent Overstreet
2021-10-23 21:41                                             ` Matthew Wilcox
2021-10-23 22:23                                               ` Kent Overstreet
2021-10-25 15:35                                 ` Johannes Weiner
2021-10-25 15:52                                   ` Matthew Wilcox
2021-10-25 16:05                                   ` Kent Overstreet
2021-10-16 19:07               ` Matthew Wilcox
2021-10-18 17:25                 ` Johannes Weiner
2021-09-21 22:18           ` Folio discussion recap Matthew Wilcox
2021-09-23  0:45             ` Ira Weiny
2021-09-23  3:41               ` Matthew Wilcox
2021-09-23 22:12                 ` Ira Weiny
2021-09-29 15:24                   ` Matthew Wilcox
2021-09-21 21:59         ` Johannes Weiner

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