From: Peter Zijlstra <peterz@infradead.org>
To: will@kernel.org, boqun.feng@gmail.com
Cc: linux-kernel@vger.kernel.org, x86@kernel.org,
mark.rutland@arm.com, elver@google.com, keescook@chromium.org,
hch@infradead.org, torvalds@linux-foundation.org,
axboe@kernel.dk
Subject: Re: [PATCH v2 0/9] refcount: Improve code-gen
Date: Fri, 10 Dec 2021 20:37:11 +0100 [thread overview]
Message-ID: <YbOsZ3YlmCuDyPLk@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <20211210161618.645249719@infradead.org>
On Fri, Dec 10, 2021 at 05:16:18PM +0100, Peter Zijlstra wrote:
> Hi,
>
> Now with Linus' favourite refcount scheme on :-)
>
> Changes since RFC:
>
> - more cleanups in scripts/atomic/
> - rename atomic_*_ofl() to atomic_*_overflow() (null)
> - alternative x86 refcount scheme (Linus)
> - fix for refcount_dec_not_one()
> - opt __refcount_add_not_zero(.i=1)
>
> Boots x86_64 and builds a kernel.
All patches, including review comments so far (including dec;js) now at:
git://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git locking/wip.refcount
I'll see if I can update the documentation patch this weekend, otherwise
there's always next week :-)
next prev parent reply other threads:[~2021-12-10 19:37 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-10 16:16 [PATCH v2 0/9] refcount: Improve code-gen Peter Zijlstra
2021-12-10 16:16 ` [PATCH v2 1/9] atomic: Prepare scripts for macro ops Peter Zijlstra
2021-12-10 17:27 ` Mark Rutland
2021-12-10 17:43 ` Marco Elver
2021-12-10 16:16 ` [PATCH v2 2/9] atomic: Add xchg.tbl Peter Zijlstra
2021-12-13 9:50 ` Mark Rutland
2021-12-10 16:16 ` [PATCH v2 3/9] atomic: Introduce atomic_{inc,dec,dec_and_test}_overflow() Peter Zijlstra
2021-12-13 10:06 ` Mark Rutland
2021-12-13 10:57 ` Peter Zijlstra
2021-12-13 10:59 ` Peter Zijlstra
2021-12-13 11:09 ` Mark Rutland
2021-12-10 16:16 ` [PATCH v2 4/9] refcount: Use atomic_*_overflow() Peter Zijlstra
2021-12-13 10:35 ` Mark Rutland
2021-12-10 16:16 ` [PATCH v2 5/9] atomic,x86: Implement atomic_dec_and_test_overflow() Peter Zijlstra
2021-12-13 11:04 ` Mark Rutland
2021-12-10 16:16 ` [PATCH v2 6/9] refcount: Fix refcount_dec_not_one() Peter Zijlstra
2021-12-10 16:16 ` [PATCH v2 7/9] refcount: Prepare for atomic_*_overflow() offsets Peter Zijlstra
2021-12-10 16:16 ` [PATCH v2 8/9] atomic,x86: Alternative atomic_*_overflow() scheme Peter Zijlstra
2021-12-10 16:53 ` Linus Torvalds
2021-12-10 17:27 ` Linus Torvalds
2021-12-17 3:38 ` Herbert Xu
2021-12-13 16:43 ` Peter Zijlstra
2021-12-13 17:29 ` Marco Elver
2021-12-13 18:11 ` Linus Torvalds
2021-12-13 18:18 ` Marco Elver
2021-12-13 18:24 ` Linus Torvalds
2021-12-13 19:35 ` Marco Elver
2021-12-13 18:21 ` Linus Torvalds
2021-12-10 16:16 ` [PATCH v2 9/9] refcount: Optimize __refcount_add_not_zero(.i=1) Peter Zijlstra
2021-12-10 19:37 ` Peter Zijlstra [this message]
2021-12-13 12:15 ` [PATCH v2 10/9] atomic: Document the atomic_{}_overflow() functions Peter Zijlstra
2021-12-13 12:20 ` [PATCH v2 0/9] refcount: Improve code-gen Peter Zijlstra
2021-12-13 14:42 ` Marco Elver
2021-12-13 16:11 ` Peter Zijlstra
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