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 37950FCC04D for ; Fri, 6 Mar 2026 18:06:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id: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=frIXax75f3V+t2plSzsoY8pG1TdIFymZKJSi/1xIViQ=; b=Jy7Zs13/HWaSfr ptT9wjFgPCMjGSU0AVDUmktgJE5giVYH9xz7LhHIYO1APYJV/bIn52SMfRjn4y4pUggoERS6hdX0u ZjTK59HUi4yyW8yAjKPZPWzLemoFWpwCZG3Ep7kSOMmmnzcTq+9wBraENRRhocQt8NfdQrRUOKqLj Jzd6sv9Dhs3vueKqd1+9Q6ukNuZMFmyNU6RfTTW8PhGEqduwEnUxpfO4WQ5W3kDWGy5G8FK5KmAgi ziEGdPDf5PyZHTsiN57Sij171M4Yb0uv0cMcbykMpN4PgxX6n5Axq44nfBafcj1M/ViSJtwxCVaQ6 nExkQOzG9SixsfPrgqiw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vyZYo-00000004IuA-1D0E; Fri, 06 Mar 2026 18:06:02 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vyZYl-00000004Itq-08n1 for linux-riscv@lists.infradead.org; Fri, 06 Mar 2026 18:06:00 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 5134E437F6; Fri, 6 Mar 2026 18:05:58 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id DA847C4CEF7; Fri, 6 Mar 2026 18:05:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772820358; bh=IygDcXKohU1K+tHMhM4KsbtkEUocwFSeiRZwcISIc38=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BFd1W30DQloIPhj2BsMXh4t6JPkRYpJGLbKt0KNmLQJdKzl8E5UdujOxOT1zzRJyg peTl0Yzaob1wjDi7gGg+IBlSMe7JtfEL9rlpjpEVJrlcm9vy4me3EvH+ltd5ZO0y26 lZHiGIPsPLfSg5h4gaqL6OklQnG+//IMHssSZ9INP3vzP4zWdaK6Q8Yj0xQMbydEbu HUA4gUFlj43LJVTdg6CQe1xY47f/wU70JaMBUxeR65vLVf7/0w89JbL0FKaf+9d9HD PkMNKubuMC5JL99gG9oNCJDBUoH95TQ2XwC38P4pQtqQSYFRfJ8TP4NqwwjoN9Lu// ZMU+hSQ8uamYg== From: Conor Dooley To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Samuel Holland , Heinrich Schuchardt , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Evan Green , Andrew Jones , Guodong Xu Cc: conor@kernel.org, Conor Dooley , Paul Walmsley , devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: (subset) [PATCH v2 0/3] riscv: cpufeature: Add Supm extension id and validation Date: Fri, 6 Mar 2026 18:05:44 +0000 Message-ID: <20260306-contort-pendant-8ae839e37152@spud> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260125-supm-ext-id-v2-0-1e3b9714c860@riscstar.com> References: <20260125-supm-ext-id-v2-0-1e3b9714c860@riscstar.com> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=697; i=conor.dooley@microchip.com; h=from:subject:message-id; bh=LaY49zJBvbvl6tvTaufJTQzDycrEND5DwMf0LJ8MZEQ=; b=owGbwMvMwCVWscWwfUFT0iXG02pJDJmrxSsu3GuW+3KmyGvPS15bO8Fne2wm7mdhcysz3CC85 mm50Nm6jlIWBjEuBlkxRZbE230tUuv/uOxw7nkLM4eVCWQIAxenAExkgxcjw7Y1vs1XZnmwR8b3 HGWPczNbsCDsf1Tzf8ZVwc46TBu0+IEqCqes5c1fdqCC773tKxG37CsTvUNviD7YvNmkoDN1kgo bAA== X-Developer-Key: i=conor.dooley@microchip.com; a=openpgp; fpr=F9ECA03CF54F12CD01F1655722E2C55B37CF380C X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260306_100559_097311_B34CB4FA X-CRM114-Status: UNSURE ( 8.45 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org From: Conor Dooley On Sun, 25 Jan 2026 09:36:05 +0800, Guodong Xu wrote: > Supm as an extension indicates pointer-masking support for user mode > (U-mode). It relies on Ssnpm or Smnpm for the underlying hardware > implementation. > > Major change in v2 is added dependency check for Supm in bindings. > > As a ratified feature, define a dedicated RISCV_ISA_EXT_ id for Supm. > However, since Supm is targeting U-mode, it should not be added into > devicetrees that describe hardware running privileged system softwares. > > [...] Applied to riscv-dt-for-next, thanks! [1/3] dt-bindings: riscv: Add Supm extension description https://git.kernel.org/conor/c/5932c871e067 Thanks, Conor. _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv