diff options
Diffstat (limited to 'MdeModulePkg')
| -rw-r--r-- | MdeModulePkg/Library/DxeSmmPerformanceLib/DxeSmmPerformanceLib.c | 47 |
1 files changed, 40 insertions, 7 deletions
diff --git a/MdeModulePkg/Library/DxeSmmPerformanceLib/DxeSmmPerformanceLib.c b/MdeModulePkg/Library/DxeSmmPerformanceLib/DxeSmmPerformanceLib.c index 3c69ceeb7d..3c7cfc17fe 100644 --- a/MdeModulePkg/Library/DxeSmmPerformanceLib/DxeSmmPerformanceLib.c +++ b/MdeModulePkg/Library/DxeSmmPerformanceLib/DxeSmmPerformanceLib.c @@ -41,6 +41,9 @@ UINTN mGaugeNumberOfEntries = 0; GAUGE_DATA_ENTRY_EX *mGaugeDataEx = NULL;
UINTN mGaugeNumberOfEntriesEx = 0;
+BOOLEAN mNoSmmPerfHandler = FALSE;
+BOOLEAN mNoSmmPerfExHandler = FALSE;
+
//
// The cached Performance Protocol and PerformanceEx Protocol interface.
//
@@ -372,7 +375,7 @@ GetByPerformanceProtocol ( On exit, the key of the next performance log entry.
@retval !NULL Get all gauge data success.
- @retval NULL Get all guage data failed.
+ @retval NULL Get all gauge data failed.
**/
GAUGE_DATA_ENTRY *
EFIAPI
@@ -386,13 +389,21 @@ GetAllSmmGaugeData ( UINTN CommSize;
UINTN DataSize;
+ if (mNoSmmPerfHandler) {
+ //
+ // Not try to get the SMM gauge data again
+ // if no SMM Performance handler found.
+ //
+ return NULL;
+ }
+
if (LogEntryKey != 0) {
if (mGaugeData != NULL) {
return mGaugeData;
}
} else {
//
- // Reget the SMM guage data at the first entry get.
+ // Reget the SMM gauge data at the first entry get.
//
if (mGaugeData != NULL) {
FreePool (mGaugeData);
@@ -418,10 +429,13 @@ GetAllSmmGaugeData ( CommSize = SMM_PERFORMANCE_COMMUNICATION_BUFFER_SIZE;
//
- // Get totol number of SMM gauge entries
+ // Get total number of SMM gauge entries
//
SmmPerfCommData->Function = SMM_PERF_FUNCTION_GET_GAUGE_ENTRY_NUMBER;
Status = mSmmCommunication->Communicate (mSmmCommunication, mSmmPerformanceBuffer, &CommSize);
+ if (Status == EFI_NOT_FOUND) {
+ mNoSmmPerfHandler = TRUE;
+ }
if (EFI_ERROR (Status) || EFI_ERROR (SmmPerfCommData->ReturnStatus) || SmmPerfCommData->NumberOfEntries == 0) {
return NULL;
}
@@ -459,7 +473,7 @@ GetAllSmmGaugeData ( On exit, the key of the next performance log entry.
@retval !NULL Get all gauge data success.
- @retval NULL Get all guage data failed.
+ @retval NULL Get all gauge data failed.
**/
GAUGE_DATA_ENTRY_EX *
EFIAPI
@@ -473,13 +487,21 @@ GetAllSmmGaugeDataEx ( UINTN CommSize;
UINTN DataSize;
+ if (mNoSmmPerfExHandler) {
+ //
+ // Not try to get the SMM gauge data again
+ // if no SMM PerformanceEx handler found.
+ //
+ return NULL;
+ }
+
if (LogEntryKey != 0) {
if (mGaugeDataEx != NULL) {
return mGaugeDataEx;
}
} else {
//
- // Reget the SMM guage data at the first entry get.
+ // Reget the SMM gauge data at the first entry get.
//
if (mGaugeDataEx != NULL) {
FreePool (mGaugeDataEx);
@@ -505,10 +527,13 @@ GetAllSmmGaugeDataEx ( CommSize = SMM_PERFORMANCE_COMMUNICATION_BUFFER_SIZE;
//
- // Get totol number of SMM gauge entries
+ // Get total number of SMM gauge entries
//
SmmPerfCommData->Function = SMM_PERF_FUNCTION_GET_GAUGE_ENTRY_NUMBER;
Status = mSmmCommunication->Communicate (mSmmCommunication, mSmmPerformanceBuffer, &CommSize);
+ if (Status == EFI_NOT_FOUND) {
+ mNoSmmPerfExHandler = TRUE;
+ }
if (EFI_ERROR (Status) || EFI_ERROR (SmmPerfCommData->ReturnStatus) || SmmPerfCommData->NumberOfEntries == 0) {
return NULL;
}
@@ -658,7 +683,15 @@ GetPerformanceMeasurementEx ( GaugeData = (GAUGE_DATA_ENTRY_EX *) &mGaugeData[LogEntryKey++];
*Identifier = 0;
} else {
- return 0;
+ return GetByPerformanceProtocol (
+ LogEntryKey,
+ Handle,
+ Token,
+ Module,
+ StartTimeStamp,
+ EndTimeStamp,
+ Identifier
+ );
}
}
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