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[Qemu-devel] [PATCH v5 01/18] vfio: trace map/unmap for notify as well
From: |
Peter Xu |
Subject: |
[Qemu-devel] [PATCH v5 01/18] vfio: trace map/unmap for notify as well |
Date: |
Tue, 24 Jan 2017 18:25:54 +0800 |
We traces its range, but we don't know whether it's a MAP/UNMAP. Let's
dump it as well.
Acked-by: Alex Williamson <address@hidden>
Signed-off-by: Peter Xu <address@hidden>
---
hw/vfio/common.c | 3 ++-
hw/vfio/trace-events | 2 +-
2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/hw/vfio/common.c b/hw/vfio/common.c
index 801578b..174f351 100644
--- a/hw/vfio/common.c
+++ b/hw/vfio/common.c
@@ -305,7 +305,8 @@ static void vfio_iommu_map_notify(IOMMUNotifier *n,
IOMMUTLBEntry *iotlb)
void *vaddr;
int ret;
- trace_vfio_iommu_map_notify(iova, iova + iotlb->addr_mask);
+ trace_vfio_iommu_map_notify(iotlb->perm == IOMMU_NONE ? "UNMAP" : "MAP",
+ iova, iova + iotlb->addr_mask);
if (iotlb->target_as != &address_space_memory) {
error_report("Wrong target AS \"%s\", only system memory is allowed",
diff --git a/hw/vfio/trace-events b/hw/vfio/trace-events
index ef81609..7ae8233 100644
--- a/hw/vfio/trace-events
+++ b/hw/vfio/trace-events
@@ -84,7 +84,7 @@ vfio_pci_igd_lpc_bridge_enabled(const char *name) "%s"
# hw/vfio/common.c
vfio_region_write(const char *name, int index, uint64_t addr, uint64_t data,
unsigned size) " (%s:region%d+0x%"PRIx64", 0x%"PRIx64 ", %d)"
vfio_region_read(char *name, int index, uint64_t addr, unsigned size, uint64_t
data) " (%s:region%d+0x%"PRIx64", %d) = 0x%"PRIx64
-vfio_iommu_map_notify(uint64_t iova_start, uint64_t iova_end) "iommu map @
%"PRIx64" - %"PRIx64
+vfio_iommu_map_notify(const char *op, uint64_t iova_start, uint64_t iova_end)
"iommu %s @ %"PRIx64" - %"PRIx64
vfio_listener_region_add_skip(uint64_t start, uint64_t end) "SKIPPING
region_add %"PRIx64" - %"PRIx64
vfio_listener_region_add_iommu(uint64_t start, uint64_t end) "region_add
[iommu] %"PRIx64" - %"PRIx64
vfio_listener_region_add_ram(uint64_t iova_start, uint64_t iova_end, void
*vaddr) "region_add [ram] %"PRIx64" - %"PRIx64" [%p]"
--
2.7.4
- [Qemu-devel] [PATCH v5 00/18] VT-d: vfio enablement and misc enhances, Peter Xu, 2017/01/24
- Re: [Qemu-devel] [PATCH v5 02/18] vfio: introduce vfio_get_vaddr(), Paolo Bonzini, 2017/01/25
- Re: [Qemu-devel] [PATCH v5 02/18] vfio: introduce vfio_get_vaddr(), Alex Williamson, 2017/01/25
- Re: [Qemu-devel] [PATCH v5 02/18] vfio: introduce vfio_get_vaddr(), Paolo Bonzini, 2017/01/25
- Re: [Qemu-devel] [PATCH v5 02/18] vfio: introduce vfio_get_vaddr(), Alex Williamson, 2017/01/25