[ovs-dev] [PATCH v2 01/11] datapath-windows: Support for allocating/releasing memory with tag
Sorin Vinturis
svinturis at cloudbasesolutions.com
Thu Mar 26 19:59:36 UTC 2015
Added functions for allocating and releasing memory with specified
tag.
Signed-off-by: Sorin Vinturis <svinturis at cloudbasesolutions.com>
Reported-by: Alin Gabriel Serdean <aserdean at cloudbasesolutions.com>
Reported-at: https://github.com/openvswitch/ovs-issues/issues/56
Acked-by: Alin Gabriel Serdean <aserdean at cloudbasesolutions.com>
Acked-by: Eitan Eliahu <eliahue at vmware.com>
---
datapath-windows/ovsext/Util.c | 15 +++++++++++++++
datapath-windows/ovsext/Util.h | 2 ++
2 files changed, 17 insertions(+)
diff --git a/datapath-windows/ovsext/Util.c b/datapath-windows/ovsext/Util.c
index 2dfba8e..65dd132 100644
--- a/datapath-windows/ovsext/Util.c
+++ b/datapath-windows/ovsext/Util.c
@@ -24,6 +24,21 @@
extern NDIS_HANDLE gOvsExtDriverHandle;
+VOID*
+OvsAllocateMemoryWithTag(size_t size, ULONG tag)
+{
+ OVS_VERIFY_IRQL_LE(DISPATCH_LEVEL);
+ return NdisAllocateMemoryWithTagPriority(gOvsExtDriverHandle,
+ (UINT32)size, tag, NormalPoolPriority);
+}
+
+VOID
+OvsFreeMemoryWithTag(VOID *ptr, ULONG tag)
+{
+ ASSERT(ptr);
+ NdisFreeMemoryWithTagPriority(gOvsExtDriverHandle, ptr, tag);
+}
+
VOID *
OvsAllocateMemory(size_t size)
{
diff --git a/datapath-windows/ovsext/Util.h b/datapath-windows/ovsext/Util.h
index e752209..0303f46 100644
--- a/datapath-windows/ovsext/Util.h
+++ b/datapath-windows/ovsext/Util.h
@@ -25,8 +25,10 @@
#define OVS_OTHER_POOL_TAG 'MSVO'
VOID *OvsAllocateMemory(size_t size);
+VOID *OvsAllocateMemoryWithTag(size_t size, ULONG tag);
VOID *OvsAllocateAlignedMemory(size_t size, UINT16 align);
VOID OvsFreeMemory(VOID *ptr);
+VOID OvsFreeMemoryWithTag(VOID *ptr, ULONG tag);
VOID OvsFreeAlignedMemory(VOID *ptr);
#define LIST_FORALL(_headPtr, _itemPtr) \
--
1.9.0.msysgit.0
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