[Qemu-devel] [PATCH] Add some trace calls to pci.c.

[Qemu-devel] [PATCH] Add some trace calls to pci.c.

[Don Koch]

Signed-off-by: Don Koch <dkoch@verizon.com>
---
 hw/pci/pci.c | 9 +++++++++
 trace-events | 4 ++++
 2 files changed, 13 insertions(+)

diff --git a/hw/pci/pci.c b/hw/pci/pci.c
index 371699c..d5e0e41 100644
--- a/hw/pci/pci.c
+++ b/hw/pci/pci.c
@@ -32,6 +32,7 @@
 #include "hw/loader.h"
 #include "qemu/range.h"
 #include "qmp-commands.h"
+#include "trace.h"
 #include "hw/pci/msi.h"
 #include "hw/pci/msix.h"
 #include "exec/address-spaces.h"
@@ -1106,10 +1107,18 @@ static void pci_update_mappings(PCIDevice *d)
 
         /* now do the real mapping */
         if (r->addr != PCI_BAR_UNMAPPED) {
+            trace_pci_update_mappings_del(d, pci_bus_num(d->bus),
+                                          PCI_FUNC(d->devfn),
+                                          PCI_SLOT(d->devfn),
+                                          i, r->addr, r->size);
             memory_region_del_subregion(r->address_space, r->memory);
         }
         r->addr = new_addr;
         if (r->addr != PCI_BAR_UNMAPPED) {
+            trace_pci_update_mappings_add(d, pci_bus_num(d->bus),
+                                          PCI_FUNC(d->devfn),
+                                          PCI_SLOT(d->devfn),
+                                          i, r->addr, r->size);
             memory_region_add_subregion_overlap(r->address_space,
                                                 r->addr, r->memory, 1);
         }
diff --git a/trace-events b/trace-events
index 3a60213..97c7ac3 100644
--- a/trace-events
+++ b/trace-events
@@ -1271,6 +1271,10 @@ pcnet_mmio_readb(void *opaque, uint64_t addr, uint32_t val) "opaque=%p addr=%#"P
 pcnet_mmio_readw(void *opaque, uint64_t addr, uint32_t val) "opaque=%p addr=%#"PRIx64" val=0x%x"
 pcnet_mmio_readl(void *opaque, uint64_t addr, uint32_t val) "opaque=%p addr=%#"PRIx64" val=0x%x"
 
+# hw/pci/pci.c
+pci_update_mappings_del(void *d, uint32_t bus, uint32_t func, uint32_t slot, int bar, uint64_t addr, uint64_t size) "d=%p %02x:%02x.%x %d,%#"PRIx64"+%#"PRIx64
+pci_update_mappings_add(void *d, uint32_t bus, uint32_t func, uint32_t slot, int bar, uint64_t addr, uint64_t size) "d=%p %02x:%02x.%x %d,%#"PRIx64"+%#"PRIx64
+
 # hw/intc/xics.c
 xics_icp_check_ipi(int server, uint8_t mfrr) "CPU %d can take IPI mfrr=%#x"
 xics_icp_accept(uint32_t old_xirr, uint32_t new_xirr) "icp_accept: XIRR %#"PRIx32"->%#"PRIx32
-- 
1.8.3.1