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Mon, 23 Mar 2026 17:42:01 +0000 (GMT) From: Gerd Bayer Date: Mon, 23 Mar 2026 18:41:51 +0100 Subject: [PATCH v5 2/2] PCI: AtomicOps: Update references to PCIe spec 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: <20260323-fix_pciatops-v5-2-fada7233aea8@linux.ibm.com> References: <20260323-fix_pciatops-v5-0-fada7233aea8@linux.ibm.com> In-Reply-To: <20260323-fix_pciatops-v5-0-fada7233aea8@linux.ibm.com> To: Bjorn Helgaas , Jay Cornwall , Felix Kuehling , Christian Borntraeger , Niklas Schnelle Cc: Gerald Schaefer , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Sven Schnelle , Leon Romanovsky , Alexander Schmidt , linux-s390@vger.kernel.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-rdma@vger.kernel.org, Gerd Bayer X-Mailer: b4 0.14.2 X-TM-AS-GCONF: 00 X-Proofpoint-Reinject: loops=2 maxloops=12 X-Proofpoint-GUID: eWgJrRiVhxH3dps7lrlp1t5Vod0TM67w X-Proofpoint-ORIG-GUID: H6kcuBex_MfWrPpLOzOjXuvIj5egMWF1 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzIzMDEyNyBTYWx0ZWRfX55AyJXs8QiFa n1JR2Ug45Wyl6m5BTOUWVT1BAGjsa7sNYdwNCX5bV84N4F/Zc38NVki4STtxvkrnsZsauk/RAjY zbqEYxQlK2MfcLCcB9E4YMqBF5PZfVf8bISfQrrxS/hIWiXdGEQSdTk0elcI5c/y2626WHzNcep dPSzL3SDAd3eGpuzsItCmtl6mmqAnHhagRZrqUOZsc7Ne9vx0uMfzStV/Dl05uSJu2DXZj7AlQE 8U+/o8c/u0JKk8bknYyRXhr+vtIJIe60AiW4FQD8mq6fw6kzIieKslCsJiJq2zCwa1wHZKjX2Xx O+np1Vu90p9USmpv6txnx4/GxqlJKsGJj1goqOVAWaPrnLqWbqIJqV85FsoWF50N0by8meKat/9 bcYZ4/gt8DFHcRJAsrw625TGYm/FrYW7YMxFaWOjtsCcWNIBFIbhXIxsP07ATxVgGghDlUvpuwX Z7Q35AbYZs7kagAVQiQ== X-Authority-Analysis: v=2.4 cv=KbXfcAYD c=1 sm=1 tr=0 ts=69c17b6e cx=c_pps a=bLidbwmWQ0KltjZqbj+ezA==:117 a=bLidbwmWQ0KltjZqbj+ezA==:17 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=RzCfie-kr_QcCd8fBx8p:22 a=VnNF1IyMAAAA:8 a=GT8QqqGQBE3YBt8_gt0A:9 a=QEXdDO2ut3YA:10 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-03-23_04,2026-03-23_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 impostorscore=0 malwarescore=0 adultscore=0 clxscore=1015 priorityscore=1501 bulkscore=0 lowpriorityscore=0 phishscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2603050001 definitions=main-2603230127 Point to the relevant sections in the most recent release 7.0 of the PCIe spec. Text has mostly just moved around without any semantic change. Signed-off-by: Gerd Bayer --- drivers/pci/pci.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index c1143f8e6b2a0f029feb3c4390ac6f33837f6de1..d0d52ccf1ac18ce5a1917a713af= 9ab87b61cb7f9 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -3695,7 +3695,7 @@ int pci_enable_atomic_ops_to_root(struct pci_dev *dev= , u32 cap_mask) u32 cap, ctl2; =20 /* - * Per PCIe r5.0, sec 9.3.5.10, the AtomicOp Requester Enable bit + * Per PCIe r7.0, sec 7.5.3.16, the AtomicOp Requester Enable bit * in Device Control 2 is reserved in VFs and the PF value applies * to all associated VFs. */ @@ -3706,9 +3706,9 @@ int pci_enable_atomic_ops_to_root(struct pci_dev *dev= , u32 cap_mask) return -EINVAL; =20 /* - * Per PCIe r4.0, sec 6.15, endpoints and root ports may be + * Per PCIe r7.0, sec 6.15, endpoints and root ports may be * AtomicOp requesters. For now, we only support endpoints as - * requesters and root ports as completers. No endpoints as + * requesters and root ports as completers. No endpoints as * completers, and no peer-to-peer. */ =20 --=20 2.51.0