From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6AA19CA5FDD for ; Sat, 3 Oct 2026 09:27:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc: To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=PyX8VvJHS5WFJC5R8op7rV8x56n/aE6duu5Fw2y3gp0=; b=nQXp2nEx3y26Zfz2yiW8Nafphu odZqMb/jGDXtN0xrO+0bnPgDAH+cz0iGWofynVFkMzw4IXuJUuebXzLa5sqlYoqcoRmzNK7x4iXAN AQzFAdYdF+eIZ3eUTmbuU4DrC12rmyQikMrkJ144I9uUpdNGLFC7TRPJdLWxriV6JL3LFj420Ha+N UdDKvEHmXYdMUclqkpa6QxCwKYeNwMubLxkJthjEU/ULpx8yuluVTN7AQGXQde2f9NGLo+XKAIiBj TFr63x+DCFuLBIhNSIbhkC28xvMrKY4PwBKVrS0XwVY7SutscJx/C2h2CzT9IIzf6lBGmGUcD1bDh WP7KaOgQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1xCw1U-0000000DH4Z-0kng; Sat, 03 Oct 2026 09:27:16 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1xCw1T-0000000DH4T-0GLl for linux-arm-kernel@lists.infradead.org; Sat, 03 Oct 2026 09:27:15 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id BA27D43DD1; Sat, 3 Oct 2026 09:27:13 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 84AE71F0089B; Sat, 3 Oct 2026 09:27:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1791019633; bh=PyX8VvJHS5WFJC5R8op7rV8x56n/aE6duu5Fw2y3gp0=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=feglxkK/piFBaeQNWOUvhHgfXd5/PW+ToT5SWiPOGnxHv6LZJDO+qmRizom0HM3rK 5Qlq67AJdE0dTetjoZXDk5RcfxVXfKaJh5nY/Ho0YZSrX08WjzY2j2OIzGJd/b43f8 dXrIO7lzgpAdgMgKpldaoSVf9f7RaIE2UQLZcn7RlcWaqU1v70QSXqNk7yBRoGNSII gajigRafR+c1uVm7nOQh7Yd97eE7V56G9MuFTIoSM43wIYzv3BH8SF5H9Gu800T1/O V6onJXa2f9OTHYdejKzPlxsFuPYyYtSvxUXvYW2jXXySzRYm1m+SlGaorLGj9ikcre yb/uTo1mBEjFw== Received: from sofa.misterjones.org ([185.219.108.64] helo=valley-girl.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1xCw1P-0000000GV3c-1FKs; Sat, 03 Oct 2026 09:27:11 +0000 From: Marc Zyngier To: oupton@kernel.org, kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, Vincent Donnefort Cc: joey.gouly@arm.com, seiden@linux.ibm.com, suzuki.poulose@arm.com, yuzenghui@huawei.com, catalin.marinas@arm.com, will@kernel.org, kernel-team@android.com, fuad.tabba@linux.dev Subject: Re: [PATCH v5 0/4] trace_hyp_printk() for pKVM/nVHE hypervisor Date: Sat, 3 Oct 2026 10:27:08 +0100 Message-ID: <179101962008.602721.42919125204106176.b4-ty@b4> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20261001143000.3371786-1-vdonnefort@google.com> References: <20261001143000.3371786-1-vdonnefort@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: oupton@kernel.org, kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, vdonnefort@google.com, joey.gouly@arm.com, seiden@linux.ibm.com, suzuki.poulose@arm.com, yuzenghui@huawei.com, catalin.marinas@arm.com, will@kernel.org, kernel-team@android.com, fuad.tabba@linux.dev X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false 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 Thu, 01 Oct 2026 15:29:56 +0100, Vincent Donnefort wrote: > This series adds a hypervisor event "hyp_printk" which enables > developers to log pretty much anything into the hypervisor tracing > buffer, just like the kernel function trace_printk(). > > This enables rich logging from the hypervisor, while leaving all the > string parsing burden to the kernel. This has been the main way of > debugging pKVM in Android. > > [...] Applied to next, thanks! [1/4] KVM: arm64: Allow early calls to pKVM host_share/unshare_hyp commit: d35311c5d66095da3949787064d4738fee435d67 [2/4] KVM: arm64: Move kvm_define_hypevents.h to arch/arm64/kvm/ commit: 955feee93e037af78caed7e98d29bbf0268420b0 [3/4] tracing/remotes: Add REMOTE_EVENT_CUSTOM_PRINTK() helper commit: 604aaeb39521ef70f56c036dc065b133c85f06aa [4/4] KVM: arm64: Add hyp_printk event to nVHE/pKVM hyp commit: 92866564020c2fbede7f77f5957a75f11f931d53 Cheers, M. -- Without deviation from the norm, progress is not possible.