From: Al Viro <viro@zeniv.linux.org.uk>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Alejandro Colomar <alx@kernel.org>,
linux-mm@kvack.org, linux-hardening@vger.kernel.org,
Kees Cook <kees@kernel.org>,
Christopher Bazley <chris.bazley.wg14@gmail.com>,
shadow <~hallyn/shadow@lists.sr.ht>,
linux-kernel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
kasan-dev@googlegroups.com, Dmitry Vyukov <dvyukov@google.com>,
Alexander Potapenko <glider@google.com>,
Marco Elver <elver@google.com>, Christoph Lameter <cl@linux.com>,
David Rientjes <rientjes@google.com>,
Vlastimil Babka <vbabka@suse.cz>,
Roman Gushchin <roman.gushchin@linux.dev>,
Harry Yoo <harry.yoo@oracle.com>,
Andrew Clayton <andrew@digital-domain.net>,
Sven Schnelle <svens@linux.ibm.com>,
Heiko Carstens <hca@linux.ibm.com>,
Tvrtko Ursulin <tvrtko.ursulin@igalia.com>,
"Huang, Ying" <ying.huang@intel.com>,
Lee Schermerhorn <lee.schermerhorn@hp.com>,
Christophe JAILLET <christophe.jaillet@wanadoo.fr>,
Hyeonggon Yoo <42.hyeyoo@gmail.com>, Chao Yu <chao.yu@oppo.com>
Subject: Re: [RFC v3 3/7] mm: Use seprintf() instead of less ergonomic APIs
Date: Mon, 7 Jul 2025 20:35:21 +0100 [thread overview]
Message-ID: <20250707193521.GI1880847@ZenIV> (raw)
In-Reply-To: <CAHk-=wh9Pqz07ne9iSt1_v0c14rkOGvF9AbEkaq1KnFhQD1SSA@mail.gmail.com>
On Mon, Jul 07, 2025 at 12:17:11PM -0700, Linus Torvalds wrote:
> and we do have something like that in 'struct seq_buf'. I'm not
> convinced that's the optimal interface, but I think it's *better*.
> Because it does both encapsulate a proper "this is my buffer" type,
> and has a proper "this is a buffer operation" function name.
>
> So I'd *much* rather people would try to convert their uses to things
> like that, than add random letter combinations.
Lifting struct membuf out of include/linux/regset.h, perhaps, and
adding printf to the family?
next prev parent reply other threads:[~2025-07-07 19:35 UTC|newest]
Thread overview: 102+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-05 20:33 [RFC v1 0/3] Add and use seprintf() instead of less ergonomic APIs Alejandro Colomar
2025-07-05 20:33 ` [RFC v1 1/3] vsprintf: Add [v]seprintf(), [v]stprintf() Alejandro Colomar
2025-07-05 20:40 ` Alejandro Colomar
2025-07-06 0:06 ` kernel test robot
2025-07-07 9:47 ` Alexander Potapenko
2025-07-07 14:59 ` Alejandro Colomar
2025-07-05 20:33 ` [RFC v1 2/3] stacktrace, stackdepot: Add seprintf()-like variants of functions Alejandro Colomar
2025-07-06 0:49 ` kernel test robot
2025-07-05 20:33 ` [RFC v1 3/3] mm: Use seprintf() instead of less ergonomic APIs Alejandro Colomar
2025-07-05 21:54 ` Alejandro Colomar
2025-07-06 0:17 ` kernel test robot
2025-07-06 17:37 ` [RFC v2 0/5] Add and use " Alejandro Colomar
2025-07-06 17:37 ` [RFC v2 1/5] vsprintf: Add [v]seprintf(), [v]stprintf() Alejandro Colomar
2025-07-06 17:37 ` [RFC v2 2/5] stacktrace, stackdepot: Add seprintf()-like variants of functions Alejandro Colomar
2025-07-06 17:37 ` [RFC v2 3/5] mm: Use seprintf() instead of less ergonomic APIs Alejandro Colomar
2025-07-07 5:10 ` kernel test robot
2025-07-06 17:37 ` [RFC v2 4/5] array_size.h: Add ENDOF() Alejandro Colomar
2025-07-06 17:37 ` [RFC v2 5/5] mm: Fix benign off-by-one bugs Alejandro Colomar
2025-07-07 5:06 ` [RFC v3 0/7] Add and use seprintf() instead of less ergonomic APIs Alejandro Colomar
2025-07-07 5:06 ` [RFC v3 1/7] vsprintf: Add [v]seprintf(), [v]stprintf() Alejandro Colomar
2025-07-07 5:06 ` [RFC v3 2/7] stacktrace, stackdepot: Add seprintf()-like variants of functions Alejandro Colomar
2025-07-07 5:06 ` [RFC v3 3/7] mm: Use seprintf() instead of less ergonomic APIs Alejandro Colomar
2025-07-07 7:44 ` Marco Elver
2025-07-07 14:39 ` Alejandro Colomar
2025-07-07 14:58 ` Marco Elver
2025-07-07 18:51 ` Alejandro Colomar
2025-07-07 19:08 ` Marco Elver
2025-07-07 20:53 ` Alejandro Colomar
2025-07-07 19:17 ` Linus Torvalds
2025-07-07 19:35 ` Al Viro [this message]
2025-07-07 20:46 ` Linus Torvalds
2025-07-07 20:29 ` Alejandro Colomar
2025-07-07 20:49 ` Linus Torvalds
2025-07-07 21:05 ` Alejandro Colomar
2025-07-07 21:26 ` Alejandro Colomar
2025-07-07 22:17 ` Linus Torvalds
2025-07-08 2:20 ` Alejandro Colomar
2025-07-12 20:58 ` Christopher Bazley
2025-07-14 7:57 ` Christopher Bazley
2025-07-07 5:06 ` [RFC v3 4/7] array_size.h: Add ENDOF() Alejandro Colomar
2025-07-07 5:06 ` [RFC v3 5/7] mm: Fix benign off-by-one bugs Alejandro Colomar
2025-07-07 7:46 ` Marco Elver
2025-07-07 7:53 ` Michal Hocko
2025-07-07 14:42 ` Alejandro Colomar
2025-07-07 15:12 ` Michal Hocko
2025-07-07 15:29 ` Alejandro Colomar
2025-07-07 5:06 ` [RFC v3 6/7] sprintf: Add [V]STPRINTF() Alejandro Colomar
2025-07-07 5:06 ` [RFC v3 7/7] mm: Use [V]STPRINTF() to avoid specifying the array size Alejandro Colomar
2025-07-07 5:11 ` [RFC v3 0/7] Add and use seprintf() instead of less ergonomic APIs Alejandro Colomar
2025-07-10 2:47 ` [RFC v4 0/7] Add and use sprintf_end() " Alejandro Colomar
2025-07-10 2:47 ` alx-0049r2 - add seprintf() Alejandro Colomar
2025-07-10 2:48 ` [RFC v4 1/7] vsprintf: Add [v]sprintf_end() Alejandro Colomar
2025-07-10 2:48 ` [RFC v4 2/7] stacktrace, stackdepot: Add sprintf_end()-like variants of functions Alejandro Colomar
2025-07-10 2:48 ` [RFC v4 3/7] mm: Use sprintf_end() instead of less ergonomic APIs Alejandro Colomar
2025-07-10 2:48 ` [RFC v4 4/7] array_size.h: Add ENDOF() Alejandro Colomar
2025-07-10 2:48 ` [RFC v4 5/7] mm: Fix benign off-by-one bugs Alejandro Colomar
2025-07-10 2:48 ` [RFC v4 6/7] sprintf: Add [V]SPRINTF_END() Alejandro Colomar
2025-07-10 15:52 ` Linus Torvalds
2025-07-10 18:30 ` Alejandro Colomar
2025-07-10 21:21 ` Alejandro Colomar
2025-07-10 22:08 ` Linus Torvalds
2025-07-10 2:49 ` [RFC v4 7/7] mm: Use [V]SPRINTF_END() to avoid specifying the array size Alejandro Colomar
2025-07-10 21:30 ` [RFC v5 0/7] Add and use sprintf_{end,array}() instead of less ergonomic APIs Alejandro Colomar
2025-07-10 21:30 ` [RFC v5 1/7] vsprintf: Add [v]sprintf_end() Alejandro Colomar
2025-07-10 21:30 ` [RFC v5 2/7] stacktrace, stackdepot: Add sprintf_end()-like variants of functions Alejandro Colomar
2025-07-10 21:30 ` [RFC v5 3/7] mm: Use sprintf_end() instead of less ergonomic APIs Alejandro Colomar
2025-07-10 21:31 ` [RFC v5 4/7] array_size.h: Add ENDOF() Alejandro Colomar
2025-07-10 21:31 ` [RFC v5 5/7] mm: Fix benign off-by-one bugs Alejandro Colomar
2025-07-10 21:31 ` [RFC v5 6/7] sprintf: Add [v]sprintf_array() Alejandro Colomar
2025-07-10 21:58 ` Linus Torvalds
2025-07-10 23:23 ` Alejandro Colomar
2025-07-10 23:24 ` Alejandro Colomar
2025-07-11 0:19 ` Alejandro Colomar
2025-07-11 17:43 ` David Laight
2025-07-11 19:17 ` Alejandro Colomar
2025-07-11 19:21 ` Alejandro Colomar
2025-07-11 6:05 ` Martin Uecker
2025-07-11 6:19 ` Martin Uecker
2025-07-11 17:45 ` David Laight
2025-07-11 17:58 ` Linus Torvalds
2025-07-11 19:24 ` Matthew Wilcox
2025-07-15 5:19 ` Kees Cook
2025-07-15 6:24 ` Martin Uecker
2025-07-17 23:44 ` Kees Cook
2025-07-15 7:08 ` Alejandro Colomar
2025-07-17 23:47 ` Kees Cook
2025-07-18 0:56 ` Alejandro Colomar
2025-07-11 18:01 ` Martin Uecker
2025-07-10 21:31 ` [RFC v5 7/7] mm: Use [v]sprintf_array() to avoid specifying the array size Alejandro Colomar
2025-07-11 1:56 ` [RFC v6 0/8] Add and use sprintf_{end,trunc,array}() instead of less ergonomic APIs Alejandro Colomar
2025-07-11 1:56 ` [RFC v6 1/8] vsprintf: Add [v]sprintf_trunc() Alejandro Colomar
2025-07-11 1:56 ` [RFC v6 2/8] vsprintf: Add [v]sprintf_end() Alejandro Colomar
2025-07-11 1:56 ` [RFC v6 3/8] sprintf: Add [v]sprintf_array() Alejandro Colomar
2025-07-11 1:56 ` [RFC v6 4/8] stacktrace, stackdepot: Add sprintf_end()-like variants of functions Alejandro Colomar
2025-07-11 1:57 ` [RFC v6 5/8] mm: Use sprintf_end() instead of less ergonomic APIs Alejandro Colomar
2025-07-11 1:57 ` [RFC v6 6/8] array_size.h: Add ENDOF() Alejandro Colomar
2025-07-11 1:57 ` [RFC v6 7/8] mm: Fix benign off-by-one bugs Alejandro Colomar
2025-07-11 1:57 ` [RFC v6 8/8] mm: Use [v]sprintf_array() to avoid specifying the array size Alejandro Colomar
2025-07-08 6:43 ` [RFC v1 0/3] Add and use seprintf() instead of less ergonomic APIs Rasmus Villemoes
2025-07-08 11:36 ` Alejandro Colomar
2025-07-08 13:51 ` Rasmus Villemoes
2025-07-08 16:14 ` Alejandro Colomar
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