From: Ingo Molnar <mingo@kernel.org>
To: Masami Hiramatsu <mhiramat@kernel.org>
Cc: linux-kernel@vger.kernel.org,
Peter Zijlstra <peterz@infradead.org>,
Eddy_Wu@trendmicro.com, x86@kernel.org, davem@davemloft.net,
rostedt@goodmis.org, naveen.n.rao@linux.ibm.com,
anil.s.keshavamurthy@intel.com, linux-arch@vger.kernel.org,
cameron@moodycamel.com, oleg@redhat.com, will@kernel.org,
paulmck@kernel.org
Subject: Re: [PATCH v5 19/21] asm-generic/atomic: Add try_cmpxchg() fallbacks
Date: Mon, 12 Oct 2020 18:25:26 +0200 [thread overview]
Message-ID: <20201012162526.GB3687261@gmail.com> (raw)
In-Reply-To: <159870621515.1229682.15506193091065001742.stgit@devnote2>
* Masami Hiramatsu <mhiramat@kernel.org> wrote:
> From: Peter Zijlstra <peterz@infradead.org>
>
> Only x86 provides try_cmpxchg() outside of the atomic_t interfaces,
> provide generic fallbacks to create this interface from the widely
> available cmpxchg() function.
>
> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
> Acked-by: Will Deacon <will@kernel.org>
Your SOB was missing here too.
Thanks,
Ingo
next prev parent reply other threads:[~2020-10-12 16:25 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-29 12:59 [PATCH v5 00/21] kprobes: Unify kretprobe trampoline handlers and make kretprobe lockless Masami Hiramatsu
2020-08-29 13:00 ` [PATCH v5 01/21] kprobes: Add generic kretprobe trampoline handler Masami Hiramatsu
2020-09-14 17:16 ` [tip: perf/kprobes] " tip-bot2 for Masami Hiramatsu
2020-08-29 13:00 ` [PATCH v5 02/21] x86/kprobes: Use " Masami Hiramatsu
2020-09-14 17:16 ` [tip: perf/kprobes] " tip-bot2 for Masami Hiramatsu
2020-08-29 13:00 ` [PATCH v5 03/21] arm: kprobes: " Masami Hiramatsu
2020-09-14 17:16 ` [tip: perf/kprobes] " tip-bot2 for Masami Hiramatsu
2020-08-29 13:00 ` [PATCH v5 04/21] arm64: " Masami Hiramatsu
2020-09-14 17:16 ` [tip: perf/kprobes] " tip-bot2 for Masami Hiramatsu
2020-08-29 13:00 ` [PATCH v5 05/21] arc: " Masami Hiramatsu
2020-09-14 17:16 ` [tip: perf/kprobes] " tip-bot2 for Masami Hiramatsu
2020-08-29 13:00 ` [PATCH v5 06/21] csky: " Masami Hiramatsu
2020-09-14 17:16 ` [tip: perf/kprobes] " tip-bot2 for Masami Hiramatsu
2020-08-29 13:01 ` [PATCH v5 07/21] ia64: " Masami Hiramatsu
2020-09-14 17:16 ` [tip: perf/kprobes] " tip-bot2 for Masami Hiramatsu
2020-08-29 13:01 ` [PATCH v5 08/21] mips: " Masami Hiramatsu
2020-09-14 17:16 ` [tip: perf/kprobes] " tip-bot2 for Masami Hiramatsu
2020-08-29 13:01 ` [PATCH v5 09/21] parisc: " Masami Hiramatsu
2020-09-14 17:16 ` [tip: perf/kprobes] " tip-bot2 for Masami Hiramatsu
2020-08-29 13:01 ` [PATCH v5 10/21] powerpc: " Masami Hiramatsu
2020-09-14 17:16 ` [tip: perf/kprobes] " tip-bot2 for Masami Hiramatsu
2020-08-29 13:02 ` [PATCH v5 11/21] s390: " Masami Hiramatsu
2020-09-14 17:16 ` [tip: perf/kprobes] " tip-bot2 for Masami Hiramatsu
2020-08-29 13:02 ` [PATCH v5 12/21] sh: " Masami Hiramatsu
2020-09-14 17:16 ` [tip: perf/kprobes] " tip-bot2 for Masami Hiramatsu
2020-08-29 13:02 ` [PATCH v5 13/21] sparc: " Masami Hiramatsu
2020-09-14 17:16 ` [tip: perf/kprobes] " tip-bot2 for Masami Hiramatsu
2020-08-29 13:02 ` [PATCH v5 14/21] kprobes: Remove NMI context check Masami Hiramatsu
2020-09-14 17:16 ` [tip: perf/kprobes] " tip-bot2 for Masami Hiramatsu
2020-10-31 1:38 ` [PATCH v5 14/21] " Steven Rostedt
2020-11-02 5:11 ` Masami Hiramatsu
2020-11-02 5:53 ` Masami Hiramatsu
2020-11-02 7:02 ` Masami Hiramatsu
2020-11-02 14:27 ` Steven Rostedt
2020-11-03 5:39 ` Masami Hiramatsu
2020-11-03 16:09 ` Steven Rostedt
2020-11-04 2:08 ` Masami Hiramatsu
2020-11-04 14:47 ` Steven Rostedt
2020-11-05 5:15 ` Masami Hiramatsu
2020-08-29 13:02 ` [PATCH v5 15/21] kprobes: Free kretprobe_instance with rcu callback Masami Hiramatsu
2020-09-14 17:16 ` [tip: perf/kprobes] kprobes: Free kretprobe_instance with RCU callback tip-bot2 for Masami Hiramatsu
2020-08-29 13:03 ` [PATCH v5 16/21] kprobes: Make local used functions static Masami Hiramatsu
2020-09-14 17:16 ` [tip: perf/kprobes] kprobes: Make local " tip-bot2 for Masami Hiramatsu
2020-08-29 13:03 ` [PATCH v5 17/21] llist: Add nonatomic __llist_add() and __llist_dell_all() Masami Hiramatsu
2020-10-12 16:24 ` Ingo Molnar
2020-10-14 0:24 ` Masami Hiramatsu
2020-10-12 17:08 ` [tip: perf/kprobes] " tip-bot2 for Peter Zijlstra
2020-08-29 13:03 ` [PATCH v5 18/21] kprobes: Remove kretprobe hash Masami Hiramatsu
2020-10-12 17:08 ` [tip: perf/kprobes] " tip-bot2 for Peter Zijlstra
2020-08-29 13:03 ` [PATCH v5 19/21] asm-generic/atomic: Add try_cmpxchg() fallbacks Masami Hiramatsu
2020-10-12 16:25 ` Ingo Molnar [this message]
2020-10-12 17:08 ` [tip: perf/kprobes] " tip-bot2 for Peter Zijlstra
2020-08-29 13:03 ` [PATCH v5 20/21] freelist: Lock less freelist Masami Hiramatsu
2020-10-12 17:08 ` [tip: perf/kprobes] freelist: Implement lockless freelist tip-bot2 for Peter Zijlstra
2020-08-29 13:03 ` [PATCH v5 21/21] kprobes: Replace rp->free_instance with freelist Masami Hiramatsu
2020-10-12 17:08 ` [tip: perf/kprobes] " tip-bot2 for Peter Zijlstra
2020-09-01 19:08 ` [PATCH v5 00/21] kprobes: Unify kretprobe trampoline handlers and make kretprobe lockless Peter Zijlstra
2020-09-02 0:37 ` Masami Hiramatsu
2020-09-02 7:02 ` peterz
2020-09-02 8:17 ` Masami Hiramatsu
2020-09-02 9:36 ` peterz
2020-09-02 13:19 ` Masami Hiramatsu
2020-09-02 13:42 ` peterz
2020-09-03 1:39 ` Masami Hiramatsu
2020-09-03 2:02 ` Masami Hiramatsu
2020-09-07 17:44 ` Frank Ch. Eigler
2020-09-08 2:55 ` Masami Hiramatsu
2020-09-08 10:37 ` peterz
2020-09-08 11:15 ` Eddy_Wu
2020-09-08 11:33 ` peterz
2020-09-08 15:09 ` Masami Hiramatsu
2020-09-09 5:28 ` Masami Hiramatsu
2020-09-11 2:32 ` Masami Hiramatsu
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