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MdeModulePkg DxeCore: Add lock to pretect memory profile AllocInfo list

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Cc: Jiewen Yao <jiewen.yao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
This commit is contained in:
Star Zeng 2016-06-29 12:51:55 +08:00
parent 1d60fe9642
commit c16b7fe71a
1 changed files with 26 additions and 0 deletions
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26
MdeModulePkg/Core/Dxe/Mem/MemoryProfileRecord.c
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@ -63,6 +63,7 @@ GLOBAL_REMOVE_IF_UNREFERENCED MEMORY_PROFILE_CONTEXT_DATA mMemoryProfileContext
}; };
GLOBAL_REMOVE_IF_UNREFERENCED MEMORY_PROFILE_CONTEXT_DATA *mMemoryProfileContextPtr = NULL; GLOBAL_REMOVE_IF_UNREFERENCED MEMORY_PROFILE_CONTEXT_DATA *mMemoryProfileContextPtr = NULL;
EFI_LOCK mMemoryProfileLock = EFI_INITIALIZE_LOCK_VARIABLE (TPL_NOTIFY);
BOOLEAN mMemoryProfileGettingStatus = FALSE; BOOLEAN mMemoryProfileGettingStatus = FALSE;
BOOLEAN mMemoryProfileRecordingEnable = MEMORY_PROFILE_RECORDING_DISABLE; BOOLEAN mMemoryProfileRecordingEnable = MEMORY_PROFILE_RECORDING_DISABLE;
EFI_DEVICE_PATH_PROTOCOL *mMemoryProfileDriverPath; EFI_DEVICE_PATH_PROTOCOL *mMemoryProfileDriverPath;
@ -217,6 +218,28 @@ EDKII_MEMORY_PROFILE_PROTOCOL mProfileProtocol = {
ProfileProtocolRecord, ProfileProtocolRecord,
}; };
/**
Acquire lock on mMemoryProfileLock.
**/
VOID
CoreAcquireMemoryProfileLock (
VOID
)
{
CoreAcquireLock (&mMemoryProfileLock);
}
/**
Release lock on mMemoryProfileLock.
**/
VOID
CoreReleaseMemoryProfileLock (
VOID
)
{
CoreReleaseLock (&mMemoryProfileLock);
}
/** /**
Return memory profile context. Return memory profile context.
@ -1383,6 +1406,7 @@ CoreUpdateProfile (
return EFI_UNSUPPORTED; return EFI_UNSUPPORTED;
} }
CoreAcquireMemoryProfileLock ();
switch (BasicAction) { switch (BasicAction) {
case MemoryProfileActionAllocatePages: case MemoryProfileActionAllocatePages:
Status = CoreUpdateProfileAllocate (CallerAddress, Action, MemoryType, Size, Buffer, ActionString); Status = CoreUpdateProfileAllocate (CallerAddress, Action, MemoryType, Size, Buffer, ActionString);
@ -1401,6 +1425,8 @@ CoreUpdateProfile (
Status = EFI_UNSUPPORTED; Status = EFI_UNSUPPORTED;
break; break;
} }
CoreReleaseMemoryProfileLock ();
return Status; return Status;
} }