All MDL memory allocations within buffermgmt code have 'BSVO' pool
tag.
Signed-off-by: Sorin Vinturis <[email protected]>
Reported-by: Alin Gabriel Serdean <[email protected]>
Reported-at: https://github.com/openvswitch/ovs-issues/issues/56
---
datapath-windows/ovsext/BufferMgmt.c | 6 +++---
datapath-windows/ovsext/Util.h | 1 +
2 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/datapath-windows/ovsext/BufferMgmt.c
b/datapath-windows/ovsext/BufferMgmt.c
index e0377c1..572b298 100644
--- a/datapath-windows/ovsext/BufferMgmt.c
+++ b/datapath-windows/ovsext/BufferMgmt.c
@@ -433,14 +433,14 @@ OvsAllocateMDLAndData(NDIS_HANDLE ndisHandle,
PMDL mdl;
PVOID data;
- data = OvsAllocateMemory(dataSize);
+ data = OvsAllocateMemoryWithTag(dataSize, OVS_MDL_POOL_TAG);
if (data == NULL) {
return NULL;
}
mdl = NdisAllocateMdl(ndisHandle, data, dataSize);
if (mdl == NULL) {
- OvsFreeMemory(data);
+ OvsFreeMemoryWithTag(data, OVS_MDL_POOL_TAG);
}
return mdl;
@@ -454,7 +454,7 @@ OvsFreeMDLAndData(PMDL mdl)
data = MmGetMdlVirtualAddress(mdl);
NdisFreeMdl(mdl);
- OvsFreeMemory(data);
+ OvsFreeMemoryWithTag(data, OVS_MDL_POOL_TAG);
}
diff --git a/datapath-windows/ovsext/Util.h b/datapath-windows/ovsext/Util.h
index 0f32654..6a9c169 100644
--- a/datapath-windows/ovsext/Util.h
+++ b/datapath-windows/ovsext/Util.h
@@ -23,6 +23,7 @@
#define OVS_NBL_ONLY_POOL_TAG 'OSVO'
#define OVS_NET_BUFFER_POOL_TAG 'NSVO'
#define OVS_OTHER_POOL_TAG 'MSVO'
+#define OVS_MDL_POOL_TAG 'BSVO'
#define OVS_DATAPATH_POOL_TAG 'DSVO'
VOID *OvsAllocateMemory(size_t size);
--
1.9.0.msysgit.0
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