From nobody Thu Dec 25 01:31:26 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B8BED47F6B; Mon, 22 Jan 2024 20:42:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705956141; cv=none; b=O8F9qOEeuvvJRs14wcc4HEmQDrjHKgetUQpHhXnhj/VoxqPodhHZ7+tgHJg6Fs/6uaFJ/QSnpvTIkadc8u6KqLB3mkExME08r52X4d4KYCupKc6sYJaZRredadVjGIMHTYr1hHi3pJG7ZdRi9DaixInpYAO1NIE/Xdt9ELo6u5w= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705956141; c=relaxed/simple; bh=2LI5A66NtYYs0c3+CFqA3f6NBGFtQt1rRRkpBo53+tY=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=ripcEo9EfS/Csvpm8ewM8jN9lO5gk5LVhTXaLJoPzqZ5pfK/3v3jVf9q020Sz4MxZfvJp/81kNs3rQAttSd1d8B4hFrqGwezEeyhkjSCZBH52F3oRA1Tb9vCpe2c542z3FEwXE5EwopXyweOgprGRWGoMzfKrXWOECLsRSGIMTk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=MrWPu4fF; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="MrWPu4fF" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EF516C433B2; Mon, 22 Jan 2024 20:42:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1705956141; bh=2LI5A66NtYYs0c3+CFqA3f6NBGFtQt1rRRkpBo53+tY=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=MrWPu4fFzFvOJiNPFgjHlKBWqgjnUQVLsReSEslKUrYWzGmyewGgdg4rWrTjArDnZ wKoXpUq0EA+R3VoSGd4Iv83OIwLfzoErnQO1o+TOb9pz+iraPpYfdEHKV4uYAINmSe Ar+652uIg2AalXKrFY4kJttecHLXUbeSPB3gBsoiHLEtaTjC0lHyyFClDssUbpoLgn HftQdeN9OdpQj8npAPjZQH9aGEAThyPH5Bd/SVYaWduOJDHblkreWyqpyw+2MzGU89 gBngbv6hCx91WZfn9d8h/6V6HVNpcwZe8kCex+OAcNWFC4n6kNPH0P4QykBbYhr+gn 4OXM8dUEpWsWw== From: Mark Brown Date: Mon, 22 Jan 2024 20:41:52 +0000 Subject: [PATCH 2/4] arm64/sme: Fix cut'n'paste in ABI document Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20240122-arm64-sve-sme-doc-v1-2-3d492e45265b@kernel.org> References: <20240122-arm64-sve-sme-doc-v1-0-3d492e45265b@kernel.org> In-Reply-To: <20240122-arm64-sve-sme-doc-v1-0-3d492e45265b@kernel.org> To: Catalin Marinas , Will Deacon , Jonathan Corbet Cc: Dave Martin , linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, Mark Brown , Edmund Grimley-Evans X-Mailer: b4 0.13-dev-5c066 X-Developer-Signature: v=1; a=openpgp-sha256; l=1479; i=broonie@kernel.org; h=from:subject:message-id; bh=2LI5A66NtYYs0c3+CFqA3f6NBGFtQt1rRRkpBo53+tY=; b=owEBbQGS/pANAwAKASTWi3JdVIfQAcsmYgBlrtMiQWgzM6b3u/SZr1xZS0wLY+G9U2uI6gub7nqh Ddw+TreJATMEAAEKAB0WIQSt5miqZ1cYtZ/in+ok1otyXVSH0AUCZa7TIgAKCRAk1otyXVSH0G2nB/ 44xZPX2DfylvBDshiwux6gUY/1TyyezZYWDNhHcvN0y0OEgzTGUDuHtcVdPuJBXPWUVDdhTPHTGkJn RzbkpZarjcwWzwZ1WEwh+cSwgJGRhqX4KHk9F0pWvVky3o8Swoe4pkZ4GyY8U0+tVz/82wwtHXPt2l sQVFPb0q3gCWvzWSmr8KcOwpwHYC5eL1rzJFSHKt4FI1iPujU4FUAiWuzUBiCFmytTlyjU2ZFsRgMZ mljHhD90EKIikRfwRfSDlnTV3dQTaarH/tLnp7kedPRJQpneJTMfr1Pi6qUZF2Md3YQVS3GtDyOWIt PmgbgJVJVYsTpcbdBAbILjbiAkgqqT X-Developer-Key: i=broonie@kernel.org; a=openpgp; fpr=3F2568AAC26998F9E813A1C5C3F436CA30F5D8EB The ABI for SME is very like that for SVE so bits of the ABI were copied but not adequately search and replaced, fix that. Reported-by: Edmund Grimley-Evans Signed-off-by: Mark Brown --- Documentation/arch/arm64/sme.rst | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/Documentation/arch/arm64/sme.rst b/Documentation/arch/arm64/sm= e.rst index 3d0e53ecac4f..3133d0e91b48 100644 --- a/Documentation/arch/arm64/sme.rst +++ b/Documentation/arch/arm64/sme.rst @@ -238,12 +238,12 @@ prctl(PR_SME_SET_VL, unsigned long arg) bits of Z0..Z31 except for Z0 bits [127:0] .. Z31 bits [127:0] to be= come unspecified, including both streaming and non-streaming SVE state. Calling PR_SME_SET_VL with vl equal to the thread's current vector - length, or calling PR_SME_SET_VL with the PR_SVE_SET_VL_ONEXEC flag, + length, or calling PR_SME_SET_VL with the PR_SME_SET_VL_ONEXEC flag, does not constitute a change to the vector length for this purpose. =20 * Changing the vector length causes PSTATE.ZA and PSTATE.SM to be clea= red. Calling PR_SME_SET_VL with vl equal to the thread's current vector - length, or calling PR_SME_SET_VL with the PR_SVE_SET_VL_ONEXEC flag, + length, or calling PR_SME_SET_VL with the PR_SME_SET_VL_ONEXEC flag, does not constitute a change to the vector length for this purpose. =20 =20 --=20 2.30.2