For debugging purpose, trace where DMA regions are mapped. Reviewed-by: Fam Zheng <f...@euphon.net> Signed-off-by: Philippe Mathieu-Daudé <phi...@redhat.com> --- util/vfio-helpers.c | 3 ++- util/trace-events | 5 +++-- 2 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/util/vfio-helpers.c b/util/vfio-helpers.c index 95e010bed6d..98a377a01a8 100644 --- a/util/vfio-helpers.c +++ b/util/vfio-helpers.c @@ -657,7 +657,7 @@ static int qemu_vfio_do_mapping(QEMUVFIOState *s, void *host, size_t size, .vaddr = (uintptr_t)host, .size = size, }; - trace_qemu_vfio_do_mapping(s, host, size, iova); + trace_qemu_vfio_do_mapping(s, host, iova, size); if (ioctl(s->container, VFIO_IOMMU_MAP_DMA, &dma_map)) { error_report("VFIO_MAP_DMA failed: %s", strerror(errno)); @@ -813,6 +813,7 @@ int qemu_vfio_dma_map(QEMUVFIOState *s, void *host, size_t size, } } } + trace_qemu_vfio_dma_mapped(s, host, iova0, size); if (iova) { *iova = iova0; } diff --git a/util/trace-events b/util/trace-events index 7c92f2f8c1a..c396ef4d622 100644 --- a/util/trace-events +++ b/util/trace-events @@ -82,8 +82,9 @@ qemu_vfio_ram_block_added(void *s, void *p, size_t size) "s %p host %p size 0x%z qemu_vfio_ram_block_removed(void *s, void *p, size_t size) "s %p host %p size 0x%zx" qemu_vfio_find_mapping(void *s, void *p) "s %p host %p" qemu_vfio_new_mapping(void *s, void *host, size_t size, int index, uint64_t iova) "s %p host %p size 0x%zx index %d iova 0x%"PRIx64 -qemu_vfio_do_mapping(void *s, void *host, size_t size, uint64_t iova) "s %p host %p size 0x%zx iova 0x%"PRIx64 -qemu_vfio_dma_map(void *s, void *host, size_t size, bool temporary, uint64_t *iova) "s %p host %p size 0x%zx temporary %d iova %p" +qemu_vfio_do_mapping(void *s, void *host, uint64_t iova, size_t size) "s %p host %p <-> iova 0x%"PRIx64 " size 0x%zx" +qemu_vfio_dma_map(void *s, void *host, size_t size, bool temporary, uint64_t *iova) "s %p host %p size 0x%zx temporary %d &iova %p" +qemu_vfio_dma_mapped(void *s, void *host, uint64_t iova, size_t size) "s %p host %p <-> iova 0x%"PRIx64" size 0x%zx" qemu_vfio_dma_unmap(void *s, void *host) "s %p host %p" qemu_vfio_iommu_iova_pgsizes(uint64_t iova_pgsizes) "iommu page size bitmask: 0x%08"PRIx64 qemu_vfio_pci_read_config(void *buf, int ofs, int size, uint64_t region_ofs, uint64_t region_size) "read cfg ptr %p ofs 0x%x size %d (region ofs 0x%"PRIx64" size %"PRId64")" -- 2.26.2