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Fri, 02 May 2025 01:47:56 -0700 (PDT) Received: from krava ([173.38.220.54]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5fa77b8ffcfsm894913a12.64.2025.05.02.01.47.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 May 2025 01:47:56 -0700 (PDT) From: Jiri Olsa X-Google-Original-From: Jiri Olsa Date: Fri, 2 May 2025 10:47:53 +0200 To: Alejandro Colomar Cc: Jiri Olsa , Oleg Nesterov , Peter Zijlstra , Andrii Nakryiko , bpf@vger.kernel.org, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, x86@kernel.org, Song Liu , Yonghong Song , John Fastabend , Hao Luo , Steven Rostedt , Masami Hiramatsu , Alan Maguire , David Laight , Thomas =?iso-8859-1?Q?Wei=DFschuh?= , Ingo Molnar Subject: Re: [PATCH 22/22] man2: Add uprobe syscall page Message-ID: References: <20250421214423.393661-1-jolsa@kernel.org> <20250421214423.393661-23-jolsa@kernel.org> <42yzod7olktnj4meijj57j5peiojywo2d47d5gefnbmbwxfz4b@5ek6puondmck> <6rauz4mwgjpcmdbpny3pnh632t3wbequxni2iqdvs3bmjbzqzt@7cykilsvoggn> Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Thu, May 01, 2025 at 11:26:46PM +0200, Alejandro Colomar wrote: > Hi Jiri, > > On Tue, Apr 22, 2025 at 10:45:41PM +0200, Alejandro Colomar wrote: > > On Tue, Apr 22, 2025 at 04:01:56PM +0200, Jiri Olsa wrote: > > > > > +is an alternative to breakpoint instructions > > > > > +for triggering entry uprobe consumers. > > > > > > > > What are breakpoint instructions? > > > > > > it's int3 instruction to trigger breakpoint (on x86_64) > > > > I guess it's something that people who do that stuff understand. > > I don't, but I guess your intended audience will be okay with it. :) > > > > > > The pages are almost identical. Should we document both pages in the > > > > same page? > > > > > > great, I was wondering this was an option, looks much better > > > should we also add uprobe link, like below? > > > > Yep, sure. Thanks for the reminder! > > From what I see, I should not yet merge the patch, right? The kernel > code is under review, right? right, we need to figure out other stuff first thanks, jirka > > > Have a lovely night! > Alex > > > > > > > Have a lovely night! > > Alex > > > > -- > > > > > > -- >