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[Qemu-devel] [PULL 02/16] Add some trace calls to pci.c.


From: Michael S. Tsirkin
Subject: [Qemu-devel] [PULL 02/16] Add some trace calls to pci.c.
Date: Tue, 27 Jan 2015 15:13:53 +0200

From: Don Koch <address@hidden>

Signed-off-by: Don Koch <address@hidden>
Acked-by: Michael S. Tsirkin <address@hidden>
Signed-off-by: Michael S. Tsirkin <address@hidden>
---
 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 8acbcce..3db2f0c 100644
--- a/trace-events
+++ b/trace-events
@@ -1238,6 +1238,10 @@ spapr_pci_msi_write(uint64_t addr, uint64_t data, 
uint32_t dt_irq) "@%"PRIx64"<=
 spapr_pci_lsi_set(const char *busname, int pin, uint32_t irq) "%s PIN%d IRQ %u"
 spapr_pci_msi_retry(unsigned config_addr, unsigned req_num, unsigned max_irqs) 
"Guest device at %x asked %u, have only %u"
 
+# 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
-- 
MST




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