From: Junxuan Liao <ljx@cs.wisc.edu>
To: Dave Hansen <dave.hansen@intel.com>,
linux-trace-kernel@vger.kernel.org, linux-kernel@vger.kernel.org,
x86@kernel.org
Cc: Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
"H. Peter Anvin" <hpa@zytor.com>,
Steven Rostedt <rostedt@goodmis.org>,
Masami Hiramatsu <mhiramat@kernel.org>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
"Paul E. McKenney" <paulmck@kernel.org>
Subject: Re: [PATCH] x86/tracing: introduce enter/exit tracepoint pairs for page faults
Date: Mon, 14 Apr 2025 18:22:23 -0500 [thread overview]
Message-ID: <41e7d947-d59f-41a9-a540-d3c07e4678c4@cs.wisc.edu> (raw)
In-Reply-To: <a40a1add-00a5-49bd-887a-5fc722c9814a@cs.wisc.edu>
On 4/14/25 6:14 PM, Junxuan Liao wrote:
> Do people find separate user/kernel tracepoints useful? For me, I can
> check regs in eBPF tracing code instead.
I think it might be good to add a field to the tracepoints to indicate
whether it's in user space or not.
next prev parent reply other threads:[~2025-04-14 23:22 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-14 20:35 [PATCH] x86/tracing: introduce enter/exit tracepoint pairs for page faults Junxuan Liao
2025-04-14 20:42 ` Dave Hansen
2025-04-14 20:57 ` Steven Rostedt
2025-04-14 23:14 ` Junxuan Liao
2025-04-14 23:22 ` Junxuan Liao [this message]
2025-04-14 23:37 ` Dave Hansen
2025-04-14 23:43 ` Steven Rostedt
2025-04-14 23:48 ` Junxuan Liao
2025-04-14 20:54 ` Borislav Petkov
2025-04-14 22:20 ` Steven Rostedt
2025-04-15 1:23 ` Junxuan Liao
2025-04-16 17:47 ` Borislav Petkov
2025-04-16 18:01 ` Steven Rostedt
2025-04-16 18:06 ` Steven Rostedt
2025-04-18 21:39 ` Borislav Petkov
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