From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mta1.migadu.com (out-82.mta1.migadu.com [95.215.58.82]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 676824FE2FC for ; Tue, 13 Oct 2026 13:03:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.82 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791896592; cv=none; b=pR2QuIXSPclEQIGsDB364TGVgsOR+5vEptKfCNdwUG7f6xJqsQDavWCqpN/FaunC2dFH/1bDxl9mnMVAvSiLDJURpdv0mQdOK4i49hzyYhpQEX79MHCN0Ukn9ReGebR27uns9zvNUMugB1Owmpqa4Ty1+WoV743KS70DytGg2Ek= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791896592; c=relaxed/simple; bh=y2R6NBrHjheGHSZTteqvlbzTFmQm/wwqApfJmYPq3NY=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=KjwQBYNldu8OZaHVXEt329Chsign2X/m3SZGQ6+w2jmvdOMRaslw0kQdtPmwsRpsu62SptTHJdUSPqyhZeY8jJ6sM+UMAqlGMSVFpE/alD0e2QL8zBX/QANa1JSiEFE0OwetSxHw7zRfE5cQkeISHns6gyFbFN0dIIs6E6i2GRY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=xJU0p2b3; arc=none smtp.client-ip=95.215.58.82 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="xJU0p2b3" X-Envelope-To: kvmarm@lists.linux.dev DKIM-Signature: a=rsa-sha256; bh=y2R6NBrHjheGHSZTteqvlbzTFmQm/wwqApfJmYPq3NY=; c=simple/simple; d=linux.dev; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1791896589; v=1; x=1792501389; b=xJU0p2b34cASzoqnDXdcP1LUe6blky2pN5HnMBdYHmTdodJZyovgmw67+2ET9vmy0ZIT9mPH 4nEOun9a3X6d64MjP82lKINsMzFkBLF1rmlZtiLMrIJBseivhccO8EP4mNaUy3Gzd/HeBTh/0z2 Za/qeBu2vo5zrr0e+Ki/bReo= X-Envelope-To: kvmarm@lists.linux.dev Received: by smtp.migadu.com with ESMTPS id ab2dce741b53664b; Tue, 13 Oct 2026 13:03:09 +0000 X-Mizu-Trace-ID: ab2dce741b53664b X-Migadu-Flow: FLOW_OUT From: Fuad Tabba To: Will Deacon , Catalin Marinas Cc: Mark Rutland , Marc Zyngier , Oliver Upton , Joey Gouly , Suzuki K Poulose , Zenghui Yu , Steffen Eiden , Mark Brown , Fuad Tabba , linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 3/4] arm64: sysreg: Mark fields the architecture dropped as RES0 Date: Tue, 13 Oct 2026 14:02:46 +0100 Message-Id: <20261013130247.4135515-4-fuad.tabba@linux.dev> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20261013130247.4135515-1-fuad.tabba@linux.dev> References: <20261013130247.4135515-1-fuad.tabba@linux.dev> Precedence: bulk X-Mailing-List: kvmarm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Commit d65bf6e317e7 ("KVM: arm64: Remove all traces of FEAT_TME") turned the TME fields of SCTLR_EL1 into RES0, but left their copies in SCTLRMASK_EL1. PMICFILTR_EL0.T and BRBFCR_EL1.LASTFAILED have gone from the architecture as well. All six fields are RES0 in DDI0601 2026-09. Mark them RES0 to match the spec. Nothing in the tree refers to them. Signed-off-by: Fuad Tabba --- arch/arm64/tools/sysreg | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg index 341db8e9b6c37..99af1c39478be 100644 --- a/arch/arm64/tools/sysreg +++ b/arch/arm64/tools/sysreg @@ -1420,8 +1420,7 @@ Field 17 DIRECT Field 16 EnI Res0 15:8 Field 7 PAUSED -Field 6 LASTFAILED -Res0 5:0 +Res0 6:0 EndSysreg Sysreg BRBTS_EL1 2 1 9 0 2 @@ -2663,11 +2662,7 @@ Field 57 EPAN Field 56 EnALS Field 55 EnAS0 Field 54 EnASR -Field 53 TME -Field 52 TME0 -Field 51 TMT -Field 50 TMT0 -Res0 49:47 +Res0 53:47 Field 46 TWEDEL Field 45 TWEDEn Field 44 DSSBS @@ -2985,7 +2980,7 @@ Field 27 NSH Field 26 M Res0 25 Field 24 SH -Field 23 T +Res0 23 Field 22 RLK Field 21 RLU Field 20 RLH -- 2.39.5