From: "Arnd Bergmann" <arnd@arndb.de>
To: "Peter Zijlstra" <peterz@infradead.org>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Jens Axboe" <axboe@kernel.dk>
Cc: linux-kernel@vger.kernel.org, "Ingo Molnar" <mingo@redhat.com>,
"Darren Hart" <dvhart@infradead.org>,
dave@stgolabs.net, andrealmeid@igalia.com,
"Andrew Morton" <akpm@linux-foundation.org>,
urezki@gmail.com, "Christoph Hellwig" <hch@infradead.org>,
"Lorenzo Stoakes" <lstoakes@gmail.com>,
linux-api@vger.kernel.org, linux-mm@kvack.org,
Linux-Arch <linux-arch@vger.kernel.org>,
malteskarupke@web.de
Subject: Re: [PATCH v1 00/14] futex: More futex2 bits
Date: Fri, 21 Jul 2023 17:49:56 +0200 [thread overview]
Message-ID: <59ba1179-d166-4bae-b7b6-c1084471192e@app.fastmail.com> (raw)
In-Reply-To: <20230721102237.268073801@infradead.org>
On Fri, Jul 21, 2023, at 12:22, Peter Zijlstra wrote:
> Hi,
>
> New version of the futex2 patches. These are actually tested and appear to work
> as expected.
>
> I'm hoping to get at least the first 3 patches merged such that Jens can base
> the io_uring futex patches on them.
>
>
> Changes since v0:
> - switched over to 'unsigned long' for values (Arnd)
> - unshare vmalloc_huge() (Willy)
> - added wait/requeue syscalls
> - fixed NUMA to support sparse nodemask
> - added FUTEX2_n vs FUTEX2_NUMA check to ensure
> the node_id fits in the futex
> - added selftests
> - fixed a ton of silly bugs
The changes look good to me, and the ABI should be fine without
special compat handler now. I sent a couple of minor comments, but
nothing important.
Arnd
prev parent reply other threads:[~2023-07-21 15:50 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-21 10:22 Peter Zijlstra
2023-07-21 10:22 ` [PATCH v1 01/14] futex: Clarify FUTEX2 flags Peter Zijlstra
2023-07-31 16:08 ` Thomas Gleixner
2023-07-21 10:22 ` [PATCH v1 02/14] futex: Extend the " Peter Zijlstra
2023-07-21 15:47 ` Arnd Bergmann
2023-07-21 18:52 ` Peter Zijlstra
2023-07-31 16:11 ` Thomas Gleixner
2023-07-31 16:25 ` Peter Zijlstra
2023-07-31 17:16 ` Thomas Gleixner
2023-07-31 17:35 ` Peter Zijlstra
2023-07-31 20:52 ` Thomas Gleixner
2023-07-31 17:42 ` Thomas Gleixner
2023-07-31 19:20 ` Peter Zijlstra
2023-07-31 21:14 ` Thomas Gleixner
2023-07-31 21:33 ` Peter Zijlstra
2023-07-31 22:43 ` Thomas Gleixner
2023-07-31 22:59 ` Peter Zijlstra
2023-08-01 8:49 ` Thomas Gleixner
2023-08-01 6:02 ` Arnd Bergmann
2023-07-21 10:22 ` [PATCH v1 03/14] futex: Flag conversion Peter Zijlstra
2023-07-31 16:21 ` Thomas Gleixner
2023-07-31 16:26 ` Peter Zijlstra
2023-07-21 10:22 ` [PATCH v1 04/14] futex: Validate futex value against futex size Peter Zijlstra
2023-07-31 17:12 ` Thomas Gleixner
2023-07-21 10:22 ` [PATCH v1 05/14] futex: Add sys_futex_wake() Peter Zijlstra
2023-07-21 15:41 ` Arnd Bergmann
2023-07-21 18:54 ` Peter Zijlstra
2023-07-21 21:23 ` Arnd Bergmann
2023-07-25 7:22 ` Geert Uytterhoeven
2023-07-21 10:22 ` [PATCH v1 06/14] futex: Add sys_futex_wait() Peter Zijlstra
2023-07-25 7:22 ` Geert Uytterhoeven
2023-07-31 16:35 ` Thomas Gleixner
2023-07-21 10:22 ` [PATCH v1 07/14] futex: Propagate flags into get_futex_key() Peter Zijlstra
2023-07-31 16:36 ` Thomas Gleixner
2023-07-21 10:22 ` [PATCH v1 08/14] futex: Add flags2 argument to futex_requeue() Peter Zijlstra
2023-07-31 16:43 ` Thomas Gleixner
2023-07-21 10:22 ` [PATCH v1 09/14] futex: Add sys_futex_requeue() Peter Zijlstra
2023-07-25 7:23 ` Geert Uytterhoeven
2023-07-31 17:19 ` Thomas Gleixner
2023-07-31 17:38 ` Peter Zijlstra
2023-07-21 10:22 ` [PATCH v1 10/14] mm: Add vmalloc_huge_node() Peter Zijlstra
2023-07-24 13:46 ` Christoph Hellwig
2023-07-21 10:22 ` [PATCH v1 11/14] futex: Implement FUTEX2_NUMA Peter Zijlstra
2023-07-21 12:16 ` Peter Zijlstra
2023-07-31 17:36 ` Thomas Gleixner
2023-07-31 18:03 ` Peter Zijlstra
2023-07-31 21:26 ` Thomas Gleixner
2024-06-12 17:07 ` Christoph Lameter (Ampere)
2024-06-12 17:23 ` Christoph Lameter (Ampere)
2024-06-12 17:44 ` Peter Zijlstra
2024-10-25 8:58 ` Peter Zijlstra
2024-10-25 19:36 ` Christoph Lameter (Ampere)
2024-10-26 7:21 ` Peter Zijlstra
2024-10-28 22:32 ` Christoph Lameter (Ampere)
2023-07-21 10:22 ` [PATCH v1 12/14] futex: Propagate flags into futex_get_value_locked() Peter Zijlstra
2023-07-21 10:22 ` [PATCH v1 13/14] futex: Enable FUTEX2_{8,16} Peter Zijlstra
2023-07-21 10:22 ` [PATCH v1 14/14] futex,selftests: Extend the futex selftests Peter Zijlstra
2023-07-21 14:42 ` [PATCH v1 00/14] futex: More futex2 bits Jens Axboe
2023-07-21 15:49 ` Arnd Bergmann [this message]
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