From: Herbert Xu <herbert@gondor.apana.org.au>
To: Ard Biesheuvel <ardb@kernel.org>
Cc: "Jason A. Donenfeld" <Jason@zx2c4.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Thomas Gleixner <tglx@linutronix.de>,
LKML <linux-kernel@vger.kernel.org>,
Linux Crypto Mailing List <linux-crypto@vger.kernel.org>
Subject: Re: [PATCH] crypto: lib/chacha20poly1305 - Set SG_MITER_ATOMIC unconditionally
Date: Tue, 15 Sep 2020 16:40:14 +1000 [thread overview]
Message-ID: <20200915064014.GA26410@gondor.apana.org.au> (raw)
In-Reply-To: <CAMj1kXEhQL-=tDRB8dW6L=EYn1OGjEKW3VKgFRV5O791NdJfzQ@mail.gmail.com>
On Tue, Sep 15, 2020 at 09:03:46AM +0300, Ard Biesheuvel wrote:
>
> The problem is really that kmap_atomic() is not simply a no-op on
> !HIGHMEM architectures. If we can fix that, I have no objections to
> this patch.
Yes we should definitely fix that. However, doing so will involve
manually checking every instance of kmap_atomic.
Cheers,
--
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
next prev parent reply other threads:[~2020-09-15 6:40 UTC|newest]
Thread overview: 282+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-14 20:42 [patch 00/13] preempt: Make preempt count unconditional Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [Intel-gfx] " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [patch 01/13] lib/debug: Remove pointless ARCH_NO_PREEMPT dependencies Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [Intel-gfx] " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [patch 02/13] preempt: Make preempt count unconditional Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [Intel-gfx] " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [patch 03/13] preempt: Clenaup PREEMPT_COUNT leftovers Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [Intel-gfx] " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-16 10:56 ` Valentin Schneider
2020-09-16 10:56 ` Valentin Schneider
2020-09-16 10:56 ` [Intel-gfx] " Valentin Schneider
2020-09-16 10:56 ` Valentin Schneider
2020-09-14 20:42 ` [patch 04/13] lockdep: " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [Intel-gfx] " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-15 16:11 ` Will Deacon
2020-09-15 16:11 ` Will Deacon
2020-09-15 16:11 ` [Intel-gfx] " Will Deacon
2020-09-15 16:11 ` Will Deacon
2020-09-15 16:11 ` Will Deacon
2020-09-14 20:42 ` [patch 05/13] mm/pagemap: " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [Intel-gfx] " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-15 0:52 ` kernel test robot
2020-09-15 0:52 ` kernel test robot
2020-09-15 2:40 ` kernel test robot
2020-09-15 5:28 ` kernel test robot
2020-09-14 20:42 ` [patch 06/13] locking/bitspinlock: " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [Intel-gfx] " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-15 16:10 ` Will Deacon
2020-09-15 16:10 ` Will Deacon
2020-09-15 16:10 ` [Intel-gfx] " Will Deacon
2020-09-15 16:10 ` Will Deacon
2020-09-15 16:10 ` Will Deacon
2020-09-14 20:42 ` [patch 07/13] uaccess: " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [Intel-gfx] " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [patch 08/13] sched: " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [Intel-gfx] " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-16 10:56 ` Valentin Schneider
2020-09-16 10:56 ` Valentin Schneider
2020-09-16 10:56 ` [Intel-gfx] " Valentin Schneider
2020-09-16 10:56 ` Valentin Schneider
2020-09-14 20:42 ` [patch 09/13] ARM: " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [Intel-gfx] " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [patch 10/13] xtensa: " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [Intel-gfx] " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [patch 11/13] drm/i915: " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [Intel-gfx] " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [patch 12/13] rcutorture: " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [Intel-gfx] " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [patch 13/13] preempt: Remove PREEMPT_COUNT from Kconfig Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` [Intel-gfx] " Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:42 ` Thomas Gleixner
2020-09-14 20:54 ` [patch 00/13] preempt: Make preempt count unconditional Steven Rostedt
2020-09-14 20:54 ` Steven Rostedt
2020-09-14 20:54 ` [Intel-gfx] " Steven Rostedt
2020-09-14 20:54 ` Steven Rostedt
2020-09-14 20:54 ` Steven Rostedt
2020-09-14 20:59 ` Linus Torvalds
2020-09-14 20:59 ` Linus Torvalds
2020-09-14 20:59 ` [Intel-gfx] " Linus Torvalds
2020-09-14 20:59 ` Linus Torvalds
2020-09-14 20:59 ` Linus Torvalds
2020-09-14 21:55 ` Thomas Gleixner
2020-09-14 21:55 ` Thomas Gleixner
2020-09-14 21:55 ` Thomas Gleixner
2020-09-14 21:55 ` [Intel-gfx] " Thomas Gleixner
2020-09-14 21:55 ` Thomas Gleixner
2020-09-14 21:55 ` Thomas Gleixner
2020-09-14 22:24 ` Linus Torvalds
2020-09-14 22:24 ` Linus Torvalds
2020-09-14 22:24 ` [Intel-gfx] " Linus Torvalds
2020-09-14 22:24 ` Linus Torvalds
2020-09-14 22:37 ` Linus Torvalds
2020-09-14 22:37 ` Linus Torvalds
2020-09-14 22:37 ` [Intel-gfx] " Linus Torvalds
2020-09-14 22:37 ` Linus Torvalds
2020-09-15 3:21 ` [PATCH] crypto: lib/chacha20poly1305 - Set SG_MITER_ATOMIC unconditionally Herbert Xu
2020-09-15 3:21 ` Herbert Xu
2020-09-15 3:21 ` Herbert Xu
2020-09-15 3:21 ` [Intel-gfx] " Herbert Xu
2020-09-15 3:21 ` Herbert Xu
2020-09-15 3:30 ` Herbert Xu
2020-09-15 6:03 ` Ard Biesheuvel
2020-09-15 6:40 ` Herbert Xu [this message]
2020-09-15 6:45 ` Linus Torvalds
2020-09-15 6:55 ` Linus Torvalds
2020-09-15 7:05 ` Herbert Xu
2020-09-15 7:10 ` Ard Biesheuvel
2020-09-15 9:34 ` Thomas Gleixner
2020-09-15 10:02 ` Ard Biesheuvel
2020-09-15 10:05 ` Herbert Xu
2020-09-15 10:08 ` Ard Biesheuvel
2020-09-15 10:10 ` Herbert Xu
2020-09-15 19:04 ` Thomas Gleixner
2020-09-15 7:08 ` Ard Biesheuvel
2020-09-15 6:20 ` [patch 00/13] preempt: Make preempt count unconditional Ard Biesheuvel
2020-09-15 6:20 ` Ard Biesheuvel
2020-09-15 6:20 ` [Intel-gfx] " Ard Biesheuvel
2020-09-15 6:20 ` Ard Biesheuvel
2020-09-15 6:20 ` Ard Biesheuvel
2020-09-15 6:22 ` Herbert Xu
2020-09-15 6:22 ` Herbert Xu
2020-09-15 6:22 ` Herbert Xu
2020-09-15 6:22 ` [Intel-gfx] " Herbert Xu
2020-09-15 6:22 ` Herbert Xu
2020-09-15 6:39 ` Linus Torvalds
2020-09-15 6:39 ` Linus Torvalds
2020-09-15 6:39 ` [Intel-gfx] " Linus Torvalds
2020-09-15 6:39 ` Linus Torvalds
2020-09-15 6:39 ` Linus Torvalds
2020-09-15 7:24 ` Thomas Gleixner
2020-09-15 7:24 ` Thomas Gleixner
2020-09-15 7:24 ` [Intel-gfx] " Thomas Gleixner
2020-09-15 17:29 ` Linus Torvalds
2020-09-15 17:29 ` Linus Torvalds
2020-09-15 17:29 ` [Intel-gfx] " Linus Torvalds
2020-09-15 17:29 ` Linus Torvalds
2020-09-15 17:29 ` Linus Torvalds
2020-09-15 8:39 ` Thomas Gleixner
2020-09-15 8:39 ` Thomas Gleixner
2020-09-15 8:39 ` Thomas Gleixner
2020-09-15 8:39 ` [Intel-gfx] " Thomas Gleixner
2020-09-15 8:39 ` Thomas Gleixner
2020-09-15 17:35 ` Linus Torvalds
2020-09-15 17:35 ` Linus Torvalds
2020-09-15 17:35 ` [Intel-gfx] " Linus Torvalds
2020-09-15 17:35 ` Linus Torvalds
2020-09-15 17:35 ` Linus Torvalds
2020-09-15 19:57 ` Thomas Gleixner
2020-09-15 19:57 ` Thomas Gleixner
2020-09-15 19:57 ` Thomas Gleixner
2020-09-15 19:57 ` [Intel-gfx] " Thomas Gleixner
2020-09-15 19:57 ` Thomas Gleixner
2020-09-15 19:57 ` Thomas Gleixner
2020-09-16 18:34 ` Linus Torvalds
2020-09-16 18:34 ` Linus Torvalds
2020-09-16 18:34 ` [Intel-gfx] " Linus Torvalds
2020-09-16 18:34 ` Linus Torvalds
2020-09-16 18:34 ` Linus Torvalds
2020-09-16 7:37 ` Daniel Vetter
2020-09-16 7:37 ` Daniel Vetter
2020-09-16 7:37 ` [Intel-gfx] " Daniel Vetter
2020-09-16 7:37 ` Daniel Vetter
2020-09-16 7:37 ` Daniel Vetter
2020-09-16 15:29 ` Paul E. McKenney
2020-09-16 15:29 ` Paul E. McKenney
2020-09-16 15:29 ` [Intel-gfx] " Paul E. McKenney
2020-09-16 15:29 ` Paul E. McKenney
2020-09-16 15:29 ` Paul E. McKenney
2020-09-16 18:32 ` Linus Torvalds
2020-09-16 18:32 ` Linus Torvalds
2020-09-16 18:32 ` [Intel-gfx] " Linus Torvalds
2020-09-16 18:32 ` Linus Torvalds
2020-09-16 18:32 ` Linus Torvalds
2020-09-16 20:43 ` Paul E. McKenney
2020-09-16 20:43 ` Paul E. McKenney
2020-09-16 20:43 ` [Intel-gfx] " Paul E. McKenney
2020-09-16 20:43 ` Paul E. McKenney
2020-09-16 20:43 ` Paul E. McKenney
2020-09-17 6:38 ` Ard Biesheuvel
2020-09-17 6:38 ` Ard Biesheuvel
2020-09-17 6:38 ` [Intel-gfx] " Ard Biesheuvel
2020-09-17 6:38 ` Ard Biesheuvel
2020-09-17 6:38 ` Ard Biesheuvel
2020-09-16 20:29 ` Daniel Vetter
2020-09-16 20:29 ` Daniel Vetter
2020-09-16 20:29 ` [Intel-gfx] " Daniel Vetter
2020-09-16 20:29 ` Daniel Vetter
2020-09-16 20:29 ` Daniel Vetter
2020-09-16 20:58 ` Paul E. McKenney
2020-09-16 20:58 ` Paul E. McKenney
2020-09-16 20:58 ` [Intel-gfx] " Paul E. McKenney
2020-09-16 20:58 ` Paul E. McKenney
2020-09-16 20:58 ` Paul E. McKenney
2020-09-16 21:43 ` Daniel Vetter
2020-09-16 21:43 ` Daniel Vetter
2020-09-16 21:43 ` [Intel-gfx] " Daniel Vetter
2020-09-16 21:43 ` Daniel Vetter
2020-09-16 21:43 ` Daniel Vetter
2020-09-16 22:39 ` Paul E. McKenney
2020-09-16 22:39 ` Paul E. McKenney
2020-09-16 22:39 ` [Intel-gfx] " Paul E. McKenney
2020-09-16 22:39 ` Paul E. McKenney
2020-09-16 22:39 ` Paul E. McKenney
2020-09-17 7:52 ` Daniel Vetter
2020-09-17 7:52 ` Daniel Vetter
2020-09-17 7:52 ` [Intel-gfx] " Daniel Vetter
2020-09-17 7:52 ` Daniel Vetter
2020-09-17 7:52 ` Daniel Vetter
2020-09-17 16:28 ` Paul E. McKenney
2020-09-17 16:28 ` Paul E. McKenney
2020-09-17 16:28 ` [Intel-gfx] " Paul E. McKenney
2020-09-17 16:28 ` Paul E. McKenney
2020-09-17 16:28 ` Paul E. McKenney
2020-09-29 8:19 ` Michal Hocko
2020-09-29 8:23 ` [Intel-gfx] " Michal Hocko
2020-09-29 8:23 ` Michal Hocko
2020-09-29 8:23 ` Michal Hocko
2020-09-29 8:23 ` Michal Hocko
2020-09-29 8:21 ` [Intel-gfx] " Michal Hocko
2020-09-29 8:21 ` Michal Hocko
2020-09-29 8:21 ` Michal Hocko
2020-09-29 8:21 ` Michal Hocko
2020-09-29 8:20 ` [Intel-gfx] " Michal Hocko
2020-09-29 8:20 ` Michal Hocko
2020-09-29 8:20 ` Michal Hocko
2020-09-29 8:20 ` Michal Hocko
2020-09-29 8:19 ` [Intel-gfx] " Michal Hocko
2020-09-29 8:19 ` Michal Hocko
2020-09-29 8:19 ` Michal Hocko
2020-09-29 8:19 ` Michal Hocko
2020-09-29 8:19 ` Michal Hocko
2020-09-29 8:19 ` [Intel-gfx] " Michal Hocko
2020-09-29 8:19 ` Michal Hocko
2020-09-29 8:19 ` Michal Hocko
2020-09-29 9:00 ` Daniel Vetter
2020-09-29 9:00 ` Daniel Vetter
2020-09-29 9:00 ` [Intel-gfx] " Daniel Vetter
2020-09-29 9:00 ` Daniel Vetter
2020-09-29 9:00 ` Daniel Vetter
2020-09-29 14:54 ` Michal Hocko
2020-09-29 14:54 ` Michal Hocko
2020-09-29 14:54 ` [Intel-gfx] " Michal Hocko
2020-09-29 14:54 ` Michal Hocko
2020-09-29 14:54 ` Michal Hocko
2020-09-16 19:23 ` Matthew Wilcox
2020-09-16 19:23 ` Matthew Wilcox
2020-09-16 19:23 ` [Intel-gfx] " Matthew Wilcox
2020-09-16 19:23 ` Matthew Wilcox
2020-09-16 19:23 ` Matthew Wilcox
2020-09-16 20:48 ` Paul E. McKenney
2020-09-16 20:48 ` Paul E. McKenney
2020-09-16 20:48 ` [Intel-gfx] " Paul E. McKenney
2020-09-16 20:48 ` Paul E. McKenney
2020-09-16 20:48 ` Paul E. McKenney
2020-09-15 17:25 ` Paul E. McKenney
2020-09-15 17:25 ` Paul E. McKenney
2020-09-15 17:25 ` [Intel-gfx] " Paul E. McKenney
2020-09-15 17:25 ` Paul E. McKenney
2020-09-15 17:25 ` Paul E. McKenney
2020-09-15 17:25 ` Paul E. McKenney
2020-09-14 22:01 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for " Patchwork
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