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Tue, 22 Sep 2026 10:14:24 -0700 (PDT) X-Received: by 2002:a05:6102:f85:b0:7a7:19aa:f0d1 with SMTP id ada2fe7eead31-7a719aaf773mr6957615137.30.1790097263755; Tue, 22 Sep 2026 10:14:23 -0700 (PDT) Received: from [10.243.142.186] ([212.136.9.4]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-49fdaaf0074sm59131665e9.3.2026.09.22.10.14.22 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 22 Sep 2026 10:14:23 -0700 (PDT) Message-ID: Date: Tue, 22 Sep 2026 18:14:21 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 2/4] net: qrtr: Assign unique node id for MHI endpoints To: manivannan.sadhasivam@oss.qualcomm.com, Manivannan Sadhasivam , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Jeff Johnson Cc: linux-arm-msm@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, ath11k@lists.infradead.org, ath12k@lists.infradead.org, Bjorn Andersson , Chris Lew , Deepak Kumar Singh , Raj Kumar Bhagat , Juha-Matti Tilli , Jeff Hugo References: <20260921-qrtr-multi-ep-v2-0-27dd80d841a0@oss.qualcomm.com> <20260921-qrtr-multi-ep-v2-2-27dd80d841a0@oss.qualcomm.com> Content-Language: en-US From: Youssef Samir In-Reply-To: <20260921-qrtr-multi-ep-v2-2-27dd80d841a0@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: ZQTp1UsfwoBzdO7K5noLnZOL0Ic8UmH2 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTIyMDI1MiBTYWx0ZWRfXzfyBPCpRI4xH ECwmhBuMr9IfZ71WRQ9kJmtnFdEJUGKFu9COVRb5vcPWGj1p+kQ2O1tcSNnRb5+Vq4ZdzHx2QHz qkJp3cNbiJRZmXnSYhuFVmfbULQVGFK4+zvEsUryX2QHCK/4ejYci3Xr/LQiee6bYi4JhBs8sYI P9goKdDDDrzxKR9RoLyl6JH3PUp/OpBgTHt9k58SMtVWuM0YYksctQYCF2wcnqU+RZCLWzHoP0c iMGZjQjZS2NeRKOg/IriwI0KU6Hiw8xQl8OghRfulBBuBWkVjyIiO0JxFmNqaDV08abQMUojuvB /9E61iGM9NmOrJto4DxOnbY1OoPgWUe6nuIDNANy07WnaHMoqdYFWnSbD+5JGNFKY77kj146w9S L30pcnQlx1RGOyRL/icXFNGSAG3ma2Fb4jRSecCASa0Nm0LFZqi+gLQrJ4JTyZa7wYqpcC7H83n M7Lw7eRe6MoU6Onme7Q== X-Proofpoint-Spam-Info: AW1haW4tMjYwOTIyMDI1MiBTYWx0ZWRfX945kRXuGJbvK 5QUesdjF5vNP/rFxpCWTWJV3803s78oM+zsLImRY8qcM9LspWncheZQZ0GiVIR8+g8yHVxxPYcT HkqCieryUbL/iaLXVMbulYjKu7h9Xd0= X-Authority-Analysis: v=2.4 cv=c8I+0h9l c=1 sm=1 tr=0 ts=6ab2b771 cx=c_pps a=P2rfLEam3zuxRRdjJWA2cw==:117 a=dNlqnMcrdpbb+gQrTujlOQ==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=eoimf2acIAo5FJnRuUoq:22 a=ar2LfINMGabpzH7QhtgA:9 a=QEXdDO2ut3YA:10 a=ZXulRonScM0A:10 a=ODZdjJIeia2B_SHc_B0f:22 X-Proofpoint-ORIG-GUID: ZQTp1UsfwoBzdO7K5noLnZOL0Ic8UmH2 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=2026-09-22_02,2026-09-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 priorityscore=1501 lowpriorityscore=0 phishscore=0 bulkscore=0 adultscore=0 spamscore=0 impostorscore=0 malwarescore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609220252 On 9/21/2026 12:23 PM, Manivannan Sadhasivam via B4 Relay wrote: > + > +/* The offset is chosen carefully to not collide with the node ids allocated by > + * the remote nodes. All the remote nodes use node ids in range 0 to 0xffff. This assumption does not hold up for QRTR V1 headers where the node ids are 32bit. QAIC devices use BHI_SERIALNUM as the node ID, and it is definitely larger than 0xFFFF.> + */ > +#define QRTR_NODE_HOST_BASE 0x10000u > Thanks, Youssef