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[34.127.9.76]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a3e3c3a328sm58906885ad.4.2026.01.07.15.05.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 07 Jan 2026 15:05:40 -0800 (PST) Date: Wed, 7 Jan 2026 23:05:36 +0000 From: David Matlack To: Raghavendra Rao Ananta Cc: Alex Williamson , Alex Williamson , Josh Hilke , kvm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 4/6] vfio: selftests: Export more vfio_pci functions Message-ID: References: <20251210181417.3677674-1-rananta@google.com> <20251210181417.3677674-5-rananta@google.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: <20251210181417.3677674-5-rananta@google.com> On 2025-12-10 06:14 PM, Raghavendra Rao Ananta wrote: > -static void vfio_device_bind_iommufd(int device_fd, int iommufd, > - const char *vf_token) > +int __vfio_device_bind_iommufd(int device_fd, int iommufd, const char *vf_token) > { > struct vfio_device_bind_iommufd args = { > .argsz = sizeof(args), > @@ -314,7 +322,15 @@ static void vfio_device_bind_iommufd(int device_fd, int iommufd, > args.token_uuid_ptr = (u64)token_uuid; > } > > - ioctl_assert(device_fd, VFIO_DEVICE_BIND_IOMMUFD, &args); > + return ioctl(device_fd, VFIO_DEVICE_BIND_IOMMUFD, &args); For ioctls that return 0 on success and -1 on error, let's follow the precedent set in iommu.c and return -errno on error from our library functions. i.e. if (ioctl(device_fd, VFIO_DEVICE_BIND_IOMMUFD, &args)) return -errno; return 0;