From: Valentin Schneider <vschneid@redhat.com>
To: linux-alpha@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-snps-arc@lists.infradead.org,
linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org,
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Cc: Juri Lelli <juri.lelli@redhat.com>,
Mark Rutland <mark.rutland@arm.com>,
Dave Hansen <dave.hansen@linux.intel.com>,
"Paul E. McKenney" <paulmck@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Marc Zyngier <maz@kernel.org>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
Marcelo Tosatti <mtosatti@redhat.com>,
Russell King <linux@armlinux.org.uk>,
Steven Rostedt <rostedt@goodmis.org>,
"David S. Miller" <davem@davemloft.net>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
Nicholas Piggin <npiggin@gmail.com>,
"H. Peter Anvin" <hpa@zytor.com>, Guo Ren <guoren@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Daniel Bristot de Oliveira <bristot@redhat.com>,
Frederic Weisbecker <frederic@kernel.org>
Subject: Re: [PATCH v4 0/7] Generic IPI sending tracepoint
Date: Tue, 14 Feb 2023 14:10:43 +0000 [thread overview]
Message-ID: <xhsmhh6voqqvw.mognet@vschneid.remote.csb> (raw)
In-Reply-To: <20230119143619.2733236-1-vschneid@redhat.com>
Hey folks,
On 19/01/23 14:36, Valentin Schneider wrote:
> Patches
> =======
>
> o Patches 1-5 spread out the tracepoint across relevant sites.
> Patch 5 ends up sprinkling lots of #include <trace/events/ipi.h> which I'm not
> the biggest fan of, but is the least horrible solution I've been able to come
> up with so far.
>
> o Patch 7 is trying to be smart about tracing the callback associated with the
> IPI.
>
> This results in having IPI trace events for:
>
> o smp_call_function*()
> o smp_send_reschedule()
> o irq_work_queue*()
> o standalone uses of __smp_call_single_queue()
>
This still rebases cleanly on top of the latest tip/sched/core, any
objections to parking it there?
prev parent reply other threads:[~2023-02-14 14:10 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-19 14:36 [PATCH v4 0/7] Generic IPI sending tracepoint Valentin Schneider
2023-01-19 14:36 ` [PATCH v4 1/7] trace: Add trace_ipi_send_cpumask() Valentin Schneider
2023-01-19 14:36 ` [PATCH v4 2/7] sched, smp: Trace IPIs sent via send_call_function_single_ipi() Valentin Schneider
2023-01-19 14:36 ` [PATCH v4 3/7] smp: Trace IPIs sent via arch_send_call_function_ipi_mask() Valentin Schneider
2023-01-19 14:36 ` [PATCH v4 4/7] irq_work: Trace self-IPIs sent via arch_irq_work_raise() Valentin Schneider
2023-01-19 14:36 ` [PATCH v4 5/7] treewide: Trace IPIs sent via smp_send_reschedule() Valentin Schneider
2023-01-20 13:19 ` Huacai Chen
2023-01-19 14:36 ` [PATCH v4 6/7] smp: reword smp call IPI comment Valentin Schneider
2023-01-19 14:36 ` [PATCH v4 7/7] sched, smp: Trace smp callback causing an IPI Valentin Schneider
2023-02-14 14:10 ` Valentin Schneider [this message]
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