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[159.2.239.150]) by smtp.gmail.com with ESMTPSA id d75a77b69052e-5359b6fa173sm80625631cf.7.2026.10.12.07.48.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Oct 2026 07:48:36 -0700 (PDT) Received: from jgg by wakko with local (Exim 4.97) (envelope-from ) id 1xGHKN-00000006Snm-0vE4; Mon, 12 Oct 2026 11:48:35 -0300 Date: Mon, 12 Oct 2026 11:48:35 -0300 From: Jason Gunthorpe To: Jeff Johnson Cc: Jose Ignacio Tornos Martinez , alex@shazbot.org, bhelgaas@google.com, jjohnson@kernel.org, johannes@sipsolutions.net, mani@kernel.org, yishaih@nvidia.com, skolothumtho@nvidia.com, kevin.tian@intel.com, linux-pci@vger.kernel.org, kvm@vger.kernel.org, linux-wireless@vger.kernel.org, ath11k@lists.infradead.org, ath12k@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Baochen Qiang , Rameshkumar Sundaram Subject: Re: [PATCH v2 0/7] Enable Qualcomm WiFi PCIe passthrough to VMs Message-ID: <20261012144835.GG14213@ziepe.ca> References: <20261011074514.515894-1-jtornosm@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20261012_074838_438381_D465E122 X-CRM114-Status: UNSURE ( 8.12 ) X-CRM114-Notice: Please train this message. X-BeenThere: ath12k@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "ath12k" Errors-To: ath12k-bounces+ath12k=archiver.kernel.org@lists.infradead.org On Sun, Oct 11, 2026 at 11:22:26AM -0700, Jeff Johnson wrote: > Thank you for providing this level of detail in your cover letter. I've raised > this issue with the engineering team in the past, but I've once again raised > the issue with your in-depth analysis. The main issue here is the driver can't use a normal MSI-X in the normal MSI-X table. "private" MSI registers don't work for virtualization. Jason