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Wed, 11 Mar 2026 09:02:14 +0000 Date: Wed, 11 Mar 2026 09:02:13 +0000 Message-ID: <86a4we7n8q.wl-maz@kernel.org> From: Marc Zyngier To: Vincent Donnefort , Steven Rostedt Cc: mhiramat@kernel.org, mathieu.desnoyers@efficios.com, linux-trace-kernel@vger.kernel.org, oliver.upton@linux.dev, joey.gouly@arm.com, suzuki.poulose@arm.com, yuzenghui@huawei.com, kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, jstultz@google.com, qperret@google.com, will@kernel.org, aneesh.kumar@kernel.org, kernel-team@android.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH v14 00/30] Tracefs support for pKVM In-Reply-To: <20260310104301.665bc684@gandalf.local.home> References: <20260309162516.2623589-1-vdonnefort@google.com> <20260310104301.665bc684@gandalf.local.home> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/30.1 (aarch64-unknown-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: vdonnefort@google.com, rostedt@goodmis.org, mhiramat@kernel.org, mathieu.desnoyers@efficios.com, linux-trace-kernel@vger.kernel.org, oliver.upton@linux.dev, joey.gouly@arm.com, suzuki.poulose@arm.com, yuzenghui@huawei.com, kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, jstultz@google.com, qperret@google.com, will@kernel.org, aneesh.kumar@kernel.org, kernel-team@android.com, linux-kernel@vger.kernel.org X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260311_020217_006255_07CC237B X-CRM114-Status: GOOD ( 19.81 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, 10 Mar 2026 14:43:01 +0000, Steven Rostedt wrote: > > On Mon, 9 Mar 2026 16:24:46 +0000 > Vincent Donnefort wrote: > > > > 5. pKVM > > ------- > > > > The pKVM support simply creates a "hypervisor" trace_remote on the > > kernel side and inherits from simple-ring-buffer.c on the hypervisor > > side. > > > > A new event macro is created HYP_EVENT() that is under the hood re-using > > REMOTE_EVENT() (defined in the previous paragaph) as well as generate > > hypervisor specific struct and trace_() functions. > > I pulled in all the tracing related patches (1-18) and pushed it to my repo: > > git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace.git ring-buffer/for-next > > It's based on top of v7.0-rc3. I'm not going to rebase that branch, > although I may built on top of it, but for now, feel free to merge it into > the arm tree and put the rest of the patches on top of it. I've now picked up this branch (as of a717943d8ecc0) and stashed patches 19-30 on top. The result is pushed out in kvmarm/next. Thanks, M. -- Without deviation from the norm, progress is not possible.