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[86.49.251.7]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-482a5a31396sm10813064f8f.2.2026.08.18.02.24.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 18 Aug 2026 02:24:46 -0700 (PDT) From: Andrew Jones To: iommu@lists.linux.dev, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Cc: fangyu.yu@linux.alibaba.com, tomasz.jeznach@linux.dev, jgg@ziepe.ca, oro@8bytes.org, will@kernel.org, robin.murphy@arm.com, pjw@kernel.org, palmer@dabbelt.com Subject: [PATCH] iommu/generic_pt: Fix the RISC-V supported feature mask Date: Tue, 18 Aug 2026 11:24:44 +0200 Message-ID: <20260818092444.42755-1-andrew.jones@oss.qualcomm.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-ORIG-GUID: PHBZRvNxs66romLKvBl0YHAd7r35fYC2 X-Authority-Analysis: v=2.4 cv=Gs5yPE1C c=1 sm=1 tr=0 ts=6a8424e0 cx=c_pps a=wEM5vcRIz55oU/E2lInRtA==:117 a=on9AXyaqQ0RhfYpiXjjEXA==:17 a=Sv0fKeRqtYgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22 a=EUspDBNiAAAA:8 a=YhUPgLupSSQvV9JAn3kA:9 a=OIgjcC2v60KrkQgK7BGD:22 X-Proofpoint-GUID: PHBZRvNxs66romLKvBl0YHAd7r35fYC2 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODE4MDA2OCBTYWx0ZWRfX9kjdKcN8UAxn L+5q0srT+sFa0YDU79TvrgFzRTz1aZCYMjJfggEBkL8yEJkg9z78MCyOqSxKqRDCt+sPrApWjxA ckWYXsZSZ8a7/MoLSM/KEOq469I9RYkpxxOdLDKSESKRDDGKkElIpxmxm3OSydlQOgePqRSzJIx Dqb5pjXkHFYa0qeieRq+D0hG7T+qwaVehdMww3rek54gF/1VPqEkpGevyYSLAFC7qRaPp+Ecxlw uSUQZHhayFL2xse3mq7xtEQTWa8ZvAnG9ybb7kG8eK5d+3GYPQaI9qj2xVzt5fpn8XtJglSB8MQ fq5g42PvLA9ZUkeUBctUfGwyKjDHSuDiGw+FqylDUueO5dovdUrJzwM0f5iUjY2jqTzrlXzLFVC w50TxjPcc7iKtwfgfcle7rSRg6zNFe/1NxTJ1jltW3W/XCqbDobn+D9MjN2ewtojTVYlKwHYmVE 7sjocK5TWpjDhjRNnGg== X-Proofpoint-Spam-Info: AW1haW4tMjYwODE4MDA2OCBTYWx0ZWRfX2eCMQalYNCtV eVCoLupihrtBhPbhhrllOBONo+rmDA7Lgc/nASVt/1DLdnszaWb9iPH3774I3wRNYTLXsBfbrL+ CtzeSRTj3hxPRrfZmuypFk/vBM5m7ug= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-17_04,2026-08-12_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 bulkscore=0 priorityscore=1501 clxscore=1015 suspectscore=0 phishscore=0 adultscore=0 impostorscore=0 spamscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608180068 The RISC-V format advertises Svpbmt to its users, but omits the feature from PT_SUPPORTED_FEATURES. Add it there so configurations which enable Svpbmt pass generic page-table feature validation. Fixes: f196a8668797 ("iommu/riscv: Advertise Svpbmt support to generic page table") Signed-off-by: Andrew Jones --- drivers/iommu/generic_pt/fmt/iommu_riscv64.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/iommu/generic_pt/fmt/iommu_riscv64.c b/drivers/iommu/generic_pt/fmt/iommu_riscv64.c index b18fc4d109f5..1bb74114fb02 100644 --- a/drivers/iommu/generic_pt/fmt/iommu_riscv64.c +++ b/drivers/iommu/generic_pt/fmt/iommu_riscv64.c @@ -7,7 +7,8 @@ #define PT_SUPPORTED_FEATURES \ (BIT(PT_FEAT_SIGN_EXTEND) | BIT(PT_FEAT_FLUSH_RANGE) | \ BIT(PT_FEAT_RISCV_SVNAPOT_64K) | \ - BIT(PT_FEAT_DETAILED_GATHER)) + BIT(PT_FEAT_DETAILED_GATHER) | \ + BIT(PT_FEAT_RISCV_SVPBMT)) #define PT_FORCE_ENABLED_FEATURES BIT(PT_FEAT_DETAILED_GATHER) #include "iommu_template.h" -- 2.43.0