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hw/vfio/common: Add a trace point in vfio_reset_handler

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To ease the debug of reset sequence, let's add a trace point
in vfio_reset_handler()

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
Message-Id: <20250218182737.76722-5-eric.auger@redhat.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Eric Auger 2025-02-18 19:25:34 +01:00 • committed by Michael S. Tsirkin
parent e39e3f8b8d
commit d410e70952
2 changed files with 2 additions and 0 deletions
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1
hw/vfio/common.c
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@ -1386,6 +1386,7 @@ void vfio_reset_handler(void *opaque)
{
VFIODevice *vbasedev;
trace_vfio_reset_handler();
QLIST_FOREACH(vbasedev, &vfio_device_list, global_next) {
if (vbasedev->dev->realized) {
vbasedev->ops->vfio_compute_needs_reset(vbasedev);

1
hw/vfio/trace-events
View file

@ -120,6 +120,7 @@ vfio_get_dev_region(const char *name, int index, uint32_t type, uint32_t subtype
vfio_legacy_dma_unmap_overflow_workaround(void) ""
vfio_get_dirty_bitmap(uint64_t iova, uint64_t size, uint64_t bitmap_size, uint64_t start, uint64_t dirty_pages) "iova=0x%"PRIx64" size= 0x%"PRIx64" bitmap_size=0x%"PRIx64" start=0x%"PRIx64" dirty_pages=%"PRIu64
vfio_iommu_map_dirty_notify(uint64_t iova_start, uint64_t iova_end) "iommu dirty @ 0x%"PRIx64" - 0x%"PRIx64
vfio_reset_handler(void) ""
# platform.c
vfio_platform_realize(char *name, char *compat) "vfio device %s, compat = %s"