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Tsirkin" , Marcel Apfelbaum , Peter Xu , Fabiano Rosas , Steve Sistare Subject: [PATCH V5 16/38] vfio/pci: vfio_notifier_cleanup Date: Tue, 10 Jun 2025 08:39:29 -0700 Message-Id: <1749569991-25171-17-git-send-email-steven.sistare@oracle.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1749569991-25171-1-git-send-email-steven.sistare@oracle.com> References: <1749569991-25171-1-git-send-email-steven.sistare@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-06-10_07,2025-06-10_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 malwarescore=0 mlxscore=0 mlxlogscore=999 phishscore=0 spamscore=0 suspectscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2505160000 definitions=main-2506100125 X-Authority-Analysis: v=2.4 cv=fdaty1QF c=1 sm=1 tr=0 ts=684851e3 b=1 cx=c_pps a=e1sVV491RgrpLwSTMOnk8w==:117 a=e1sVV491RgrpLwSTMOnk8w==:17 a=IkcTkHD0fZMA:10 a=6IFa9wvqVegA:10 a=yPCof4ZbAAAA:8 a=20KFwNOVAAAA:8 a=28Sen26mfX-obivxnQMA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 cc=ntf awl=host:14714 X-Proofpoint-ORIG-GUID: AuTk0hEJqYIvpY2dKASU1f0tYkCH9yGc X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNjEwMDEyNiBTYWx0ZWRfX8ZYZTXmi9Ar3 h9KtX+nhDE4qTkWeK1se9+CihxCP7QndFZTOeLBqyMIvHZH2+6ATqmTl+nmPYweThXtFz4wE9RK mw4nTv5Xkwb0B9JMlqo3cXZfd69bw0GrLAqGxwpUFlLiIW9hc6yChisSAMYGy2gUaitlNJSQcU5 o60ScJnziJMQscX86XoUoM/I4zMP3udawv/FMAIk62CXi0U/A7hPB9m5eWIt0YadgEj/FtIBGCc ferlMh58aHpSNiYjCKyO26nC5kzLWIdhrK6eMcVT6t4HS47pyyXB+WHhC/NrwcqhgCJ+u3POb3u nr9OmXuha4JTGwcYd1oaXAlXhbxByG4UTkBisr5tPW5fOeT2U8ZUZZunytti3cSIJBm22egMGl1 ZWnY9UMVYrefeZ3XoK0D2RdbS5QfUNkwItbjU56HQb1/aUiGTQVCvb/MJycuUNeD6nRFYOO5 X-Proofpoint-GUID: AuTk0hEJqYIvpY2dKASU1f0tYkCH9yGc Received-SPF: pass client-ip=205.220.165.32; envelope-from=steven.sistare@oracle.com; helo=mx0a-00069f02.pphosted.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_MED=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Move event_notifier_cleanup calls to a helper vfio_notifier_cleanup. This version is trivial, and does not yet use the vdev and nr parameters. No functional change. Signed-off-by: Steve Sistare Reviewed-by: Cédric Le Goater --- hw/vfio/pci.c | 28 +++++++++++++++++----------- 1 file changed, 17 insertions(+), 11 deletions(-) diff --git a/hw/vfio/pci.c b/hw/vfio/pci.c index ebc1a4b..508701c 100644 --- a/hw/vfio/pci.c +++ b/hw/vfio/pci.c @@ -68,6 +68,12 @@ static bool vfio_notifier_init(VFIOPCIDevice *vdev, EventNotifier *e, return !ret; } +static void vfio_notifier_cleanup(VFIOPCIDevice *vdev, EventNotifier *e, + const char *name, int nr) +{ + event_notifier_cleanup(e); +} + /* * Disabling BAR mmaping can be slow, but toggling it around INTx can * also be a huge overhead. We try to get the best of both worlds by @@ -180,7 +186,7 @@ fail_vfio: kvm_irqchip_remove_irqfd_notifier_gsi(kvm_state, &vdev->intx.interrupt, vdev->intx.route.irq); fail_irqfd: - event_notifier_cleanup(&vdev->intx.unmask); + vfio_notifier_cleanup(vdev, &vdev->intx.unmask, "intx-unmask", 0); fail: qemu_set_fd_handler(irq_fd, vfio_intx_interrupt, NULL, vdev); vfio_device_irq_unmask(&vdev->vbasedev, VFIO_PCI_INTX_IRQ_INDEX); @@ -212,7 +218,7 @@ static void vfio_intx_disable_kvm(VFIOPCIDevice *vdev) } /* We only need to close the eventfd for VFIO to cleanup the kernel side */ - event_notifier_cleanup(&vdev->intx.unmask); + vfio_notifier_cleanup(vdev, &vdev->intx.unmask, "intx-unmask", 0); /* QEMU starts listening for interrupt events. */ qemu_set_fd_handler(event_notifier_get_fd(&vdev->intx.interrupt), @@ -311,7 +317,7 @@ static bool vfio_intx_enable(VFIOPCIDevice *vdev, Error **errp) if (!vfio_device_irq_set_signaling(&vdev->vbasedev, VFIO_PCI_INTX_IRQ_INDEX, 0, VFIO_IRQ_SET_ACTION_TRIGGER, fd, errp)) { qemu_set_fd_handler(fd, NULL, NULL, vdev); - event_notifier_cleanup(&vdev->intx.interrupt); + vfio_notifier_cleanup(vdev, &vdev->intx.interrupt, "intx-interrupt", 0); return false; } @@ -338,7 +344,7 @@ static void vfio_intx_disable(VFIOPCIDevice *vdev) fd = event_notifier_get_fd(&vdev->intx.interrupt); qemu_set_fd_handler(fd, NULL, NULL, vdev); - event_notifier_cleanup(&vdev->intx.interrupt); + vfio_notifier_cleanup(vdev, &vdev->intx.interrupt, "intx-interrupt", 0); vdev->interrupt = VFIO_INT_NONE; @@ -501,7 +507,7 @@ static void vfio_connect_kvm_msi_virq(VFIOMSIVector *vector, int nr) return; fail_kvm: - event_notifier_cleanup(&vector->kvm_interrupt); + vfio_notifier_cleanup(vector->vdev, &vector->kvm_interrupt, name, nr); fail_notifier: kvm_irqchip_release_virq(kvm_state, vector->virq); vector->virq = -1; @@ -514,7 +520,7 @@ static void vfio_remove_kvm_msi_virq(VFIOPCIDevice *vdev, VFIOMSIVector *vector, vector->virq); kvm_irqchip_release_virq(kvm_state, vector->virq); vector->virq = -1; - event_notifier_cleanup(&vector->kvm_interrupt); + vfio_notifier_cleanup(vdev, &vector->kvm_interrupt, "kvm_interrupt", nr); } static void vfio_update_kvm_msi_virq(VFIOMSIVector *vector, MSIMessage msg, @@ -837,7 +843,7 @@ static void vfio_msi_disable_common(VFIOPCIDevice *vdev) } qemu_set_fd_handler(event_notifier_get_fd(&vector->interrupt), NULL, NULL, NULL); - event_notifier_cleanup(&vector->interrupt); + vfio_notifier_cleanup(vdev, &vector->interrupt, "interrupt", i); } } @@ -2955,7 +2961,7 @@ static void vfio_register_err_notifier(VFIOPCIDevice *vdev) VFIO_IRQ_SET_ACTION_TRIGGER, fd, &err)) { error_reportf_err(err, VFIO_MSG_PREFIX, vdev->vbasedev.name); qemu_set_fd_handler(fd, NULL, NULL, vdev); - event_notifier_cleanup(&vdev->err_notifier); + vfio_notifier_cleanup(vdev, &vdev->err_notifier, "err_notifier", 0); vdev->pci_aer = false; } } @@ -2974,7 +2980,7 @@ static void vfio_unregister_err_notifier(VFIOPCIDevice *vdev) } qemu_set_fd_handler(event_notifier_get_fd(&vdev->err_notifier), NULL, NULL, vdev); - event_notifier_cleanup(&vdev->err_notifier); + vfio_notifier_cleanup(vdev, &vdev->err_notifier, "err_notifier", 0); } static void vfio_req_notifier_handler(void *opaque) @@ -3022,7 +3028,7 @@ static void vfio_register_req_notifier(VFIOPCIDevice *vdev) VFIO_IRQ_SET_ACTION_TRIGGER, fd, &err)) { error_reportf_err(err, VFIO_MSG_PREFIX, vdev->vbasedev.name); qemu_set_fd_handler(fd, NULL, NULL, vdev); - event_notifier_cleanup(&vdev->req_notifier); + vfio_notifier_cleanup(vdev, &vdev->req_notifier, "req_notifier", 0); } else { vdev->req_enabled = true; } @@ -3042,7 +3048,7 @@ static void vfio_unregister_req_notifier(VFIOPCIDevice *vdev) } qemu_set_fd_handler(event_notifier_get_fd(&vdev->req_notifier), NULL, NULL, vdev); - event_notifier_cleanup(&vdev->req_notifier); + vfio_notifier_cleanup(vdev, &vdev->req_notifier, "req_notifier", 0); vdev->req_enabled = false; } -- 1.8.3.1