ShuriZma
/
xemu
mirror of https://github.com/xemu-project/xemu.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

hw/vfio/common: Add vfio_listener_region_del_iommu trace event 

Trace when VFIO gets notified about the deletion of an IOMMU MR.
Also trace the name of the region in the add_iommu trace message.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
Message-Id: <20240716094619.1713905-6-eric.auger@redhat.com>
Tested-by: Cédric Le Goater <clg@redhat.com>
Reviewed-by: Cédric Le Goater <clg@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 2024-07-16 11:45:07 +02:00 committed by Michael S. Tsirkin
parent 1993d634d5
commit a6586419a1
2 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
hw/vfio/common.c
View File

@ -599,7 +599,7 @@ static void vfio_listener_region_add(MemoryListener *listener,
IOMMUMemoryRegion *iommu_mr = IOMMU_MEMORY_REGION(section->mr);
int iommu_idx;
trace_vfio_listener_region_add_iommu(iova, end);
trace_vfio_listener_region_add_iommu(section->mr->name, iova, end);
/*
* FIXME: For VFIO iommu types which have KVM acceleration to
* avoid bouncing all map/unmaps through qemu this way, this
@ -725,6 +725,7 @@ static void vfio_listener_region_del(MemoryListener *listener,
if (memory_region_is_iommu(section->mr)) {
VFIOGuestIOMMU *giommu;
trace_vfio_listener_region_del_iommu(section->mr->name);
QLIST_FOREACH(giommu, &bcontainer->giommu_list, giommu_next) {
if (MEMORY_REGION(giommu->iommu_mr) == section->mr &&
giommu->n.start == section->offset_within_region) {

3
hw/vfio/trace-events
View File

@ -95,7 +95,8 @@ vfio_region_read(char *name, int index, uint64_t addr, unsigned size, uint64_t d
vfio_iommu_map_notify(const char *op, uint64_t iova_start, uint64_t iova_end) "iommu %s @ 0x%"PRIx64" - 0x%"PRIx64
vfio_listener_region_skip(const char *name, uint64_t start, uint64_t end) "SKIPPING %s 0x%"PRIx64" - 0x%"PRIx64
vfio_spapr_group_attach(int groupfd, int tablefd) "Attached groupfd %d to liobn fd %d"
vfio_listener_region_add_iommu(uint64_t start, uint64_t end) "region_add [iommu] 0x%"PRIx64" - 0x%"PRIx64
vfio_listener_region_add_iommu(const char* name, uint64_t start, uint64_t end) "region_add [iommu] %s 0x%"PRIx64" - 0x%"PRIx64
vfio_listener_region_del_iommu(const char *name) "region_del [iommu] %s"
vfio_listener_region_add_ram(uint64_t iova_start, uint64_t iova_end, void *vaddr) "region_add [ram] 0x%"PRIx64" - 0x%"PRIx64" [%p]"
vfio_known_safe_misalignment(const char *name, uint64_t iova, uint64_t offset_within_region, uintptr_t page_size) "Region \"%s\" iova=0x%"PRIx64" offset_within_region=0x%"PRIx64" qemu_real_host_page_size=0x%"PRIxPTR
vfio_listener_region_add_no_dma_map(const char *name, uint64_t iova, uint64_t size, uint64_t page_size) "Region \"%s\" 0x%"PRIx64" size=0x%"PRIx64" is not aligned to 0x%"PRIx64" and cannot be mapped for DMA"