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[34.105.23.239]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-35dbe9379f3sm20116802a91.9.2026.04.06.16.12.30 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 06 Apr 2026 16:12:30 -0700 (PDT) Date: Mon, 6 Apr 2026 23:12:26 +0000 From: David Matlack To: Rubin Du Cc: Alex Williamson , Shuah Khan , kvm@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v12 3/4] selftests/vfio: Allow drivers without send_msi() support Message-ID: References: <20260403234444.350867-1-rubind@nvidia.com> <20260403234444.350867-4-rubind@nvidia.com> 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=us-ascii Content-Disposition: inline In-Reply-To: <20260403234444.350867-4-rubind@nvidia.com> On 2026-04-03 04:44 PM, Rubin Du wrote: > Allow drivers that cannot trigger MSI interrupts to leave the send_msi > callback NULL. Add an fcntl_set_msi_nonblock() wrapper that only sets > nonblocking mode when send_msi is available, and update ASSERT_NO_MSI() > to skip when the driver lacks MSI support. The send_msi test SKIPs and > mix_and_match skips the MSI portion per iteration. > > Signed-off-by: Rubin Du Reviewed-by: David Matlack