d39b9dfb91
- qemu: Add support for HW-accelerated nested SMMUv3 (VOYAGER-4) - tests: qemuxmlconfdata: provide HW-accel smmuv3 sample XML and CLI args (VOYAGER-4) - qemu: add IOMMU attribute "cmdqv" for smmuv3 (VOYAGER-14) - tests: qemuxmlconfdata: provide cmdqv sample XML and CLI args (VOYAGER-14) Resolves: VOYAGER-4, VOYAGER-14
78 lines
2.7 KiB
Diff
78 lines
2.7 KiB
Diff
From a3696f1e0ba8ddf997e54fccd945593272635762 Mon Sep 17 00:00:00 2001
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Message-ID: <a3696f1e0ba8ddf997e54fccd945593272635762.1771423659.git.jdenemar@redhat.com>
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From: Pavel Hrdina <phrdina@redhat.com>
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Date: Sun, 15 Feb 2026 19:15:52 +0100
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Subject: [PATCH] qemu_process: Refactor qemuProcessOpenVfioFds
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Follow our switch pattern to simplify the code logic
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and rename the function to follow our naming pattern.
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Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
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Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
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(cherry picked from commit c83b4f367f23868793fc6b071771d0e641b7a546)
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Resolves: https://issues.redhat.com/browse/RHEL-150351
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Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
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---
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src/qemu/qemu_process.c | 31 ++++++++++++++++---------------
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1 file changed, 16 insertions(+), 15 deletions(-)
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diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c
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index da7a9fc11f..3729edcd7e 100644
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--- a/src/qemu/qemu_process.c
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+++ b/src/qemu/qemu_process.c
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@@ -7715,27 +7715,28 @@ qemuProcessOpenVfioDeviceFd(virDomainHostdevDef *hostdev)
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return 0;
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}
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-/**
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- * qemuProcessOpenVfioFds:
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- * @vm: domain object
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- *
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- * Opens all necessary VFIO file descriptors for the domain.
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- *
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- * Returns: 0 on success, -1 on failure
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- */
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static int
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-qemuProcessOpenVfioFds(virDomainObj *vm)
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+qemuProcessPrepareHostHostdev(virDomainObj *vm)
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{
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size_t i;
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- /* Check if we have any hostdevs that need VFIO FDs */
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for (i = 0; i < vm->def->nhostdevs; i++) {
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virDomainHostdevDef *hostdev = vm->def->hostdevs[i];
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- if (virHostdevIsPCIDeviceWithIOMMUFD(hostdev)) {
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- /* Open VFIO device FD */
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- if (qemuProcessOpenVfioDeviceFd(hostdev) < 0)
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- return -1;
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+ switch (hostdev->source.subsys.type) {
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+ case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_PCI:
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+ if (virHostdevIsPCIDeviceWithIOMMUFD(hostdev)) {
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+ /* Open VFIO device FD */
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+ if (qemuProcessOpenVfioDeviceFd(hostdev) < 0)
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+ return -1;
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+ }
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+ break;
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+ case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_USB:
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+ case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_SCSI:
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+ case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_SCSI_HOST:
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+ case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV:
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+ case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_LAST:
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+ break;
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}
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}
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@@ -7803,7 +7804,7 @@ qemuProcessPrepareHost(virQEMUDriver *driver,
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hostdev_flags |= VIR_HOSTDEV_COLD_BOOT;
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if (qemuHostdevPrepareDomainDevices(driver, vm->def, hostdev_flags) < 0)
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return -1;
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- if (qemuProcessOpenVfioFds(vm) < 0)
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+ if (qemuProcessPrepareHostHostdev(vm) < 0)
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return -1;
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VIR_DEBUG("Preparing chr device backends");
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--
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2.53.0
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