Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2025-05-22 02:25:18 +00:00
Code Issues Projects Releases Packages Wiki Activity

[KERNEL32]

Browse source 
Implement GetNumaHighestNodeNumber()
Implement GetNumaNodeProcessorMask()
Implement GetNumaProcessorNode()
Implement GetNumaAvailableMemoryNode()

They won't work yet though, given that the kernel mode counterpart is still unimplemented.

CORE-9680

svn path=/trunk/; revision=68136
This commit is contained in:
Pierre Schweitzer 2015-06-14 15:52:28 +00:00
parent b0cffa2e64
commit 0680a926e0
1 changed files with 122 additions and 12 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

134
reactos/dll/win32/kernel32/client/sysinfo.c
View file

@ -211,50 +211,160 @@ GetLogicalProcessorInformation(OUT PSYSTEM_LOGICAL_PROCESSOR_INFORMATION Buffer,
}
/*
* @unimplemented
* @implemented
*/
BOOL
WINAPI
GetNumaHighestNodeNumber(OUT PULONG HighestNodeNumber)
{
STUB;
return 0;
NTSTATUS Status;
ULONG Length;
ULONG PartialInfo[2]; // First two members of SYSTEM_NUMA_INFORMATION
/* Query partial NUMA info */
Status = NtQuerySystemInformation(SystemNumaProcessorMap,
PartialInfo,
sizeof(PartialInfo),
&Length);
if (!NT_SUCCESS(Status))
{
BaseSetLastNTError(Status);
return FALSE;
}
if (Length < sizeof(ULONG))
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
/* First member of the struct is the highest node number */
*HighestNodeNumber = PartialInfo[0];
return TRUE;
}
/*
* @unimplemented
* @implemented
*/
BOOL
WINAPI
GetNumaNodeProcessorMask(IN UCHAR Node,
OUT PULONGLONG ProcessorMask)
{
STUB;
return 0;
NTSTATUS Status;
SYSTEM_NUMA_INFORMATION NumaInformation;
ULONG Length;
/* Query NUMA information */
Status = NtQuerySystemInformation(SystemNumaProcessorMap,
&NumaInformation,
sizeof(NumaInformation),
&Length);
if (!NT_SUCCESS(Status))
{
BaseSetLastNTError(Status);
return FALSE;
}
/* Validate input node number */
if (Node > NumaInformation.HighestNodeNumber)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
/* Return mask for that node */
*ProcessorMask = NumaInformation.ActiveProcessorsAffinityMask[Node];
return TRUE;
}
/*
* @unimplemented
* @implemented
*/
BOOL
WINAPI
GetNumaProcessorNode(IN UCHAR Processor,
OUT PUCHAR NodeNumber)
{
STUB;
return 0;
NTSTATUS Status;
SYSTEM_NUMA_INFORMATION NumaInformation;
ULONG Length;
ULONG Node;
ULONGLONG Proc;
/* Can't handle processor number >= 32 */
if (Processor >= 0x20)
{
*NodeNumber = -1;
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
/* Query NUMA information */
Status = NtQuerySystemInformation(SystemNumaProcessorMap,
&NumaInformation,
sizeof(NumaInformation),
&Length);
if (!NT_SUCCESS(Status))
{
*NodeNumber = -1;
BaseSetLastNTError(Status);
return FALSE;
}
/* Find ourselves */
Node = 0;
Proc = (1ULL << Processor) >> 0x20;
while ((Proc & NumaInformation.ActiveProcessorsAffinityMask[Node]) == 0ULL)
{
++Node;
/* Out of options */
if (Node > NumaInformation.HighestNodeNumber)
{
*NodeNumber = -1;
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
}
/* Return found node */
*NodeNumber = Node;
return TRUE;
}
/*
* @unimplemented
* @implemented
*/
BOOL
WINAPI
GetNumaAvailableMemoryNode(IN UCHAR Node,
OUT PULONGLONG AvailableBytes)
{
STUB;
return FALSE;
NTSTATUS Status;
SYSTEM_NUMA_INFORMATION NumaInformation;
ULONG Length;
/* Query NUMA information */
Status = NtQuerySystemInformation(SystemNumaAvailableMemory,
&NumaInformation,
sizeof(NumaInformation),
&Length);
if (!NT_SUCCESS(Status))
{
BaseSetLastNTError(Status);
return FALSE;
}
/* Validate input node number */
if (Node > NumaInformation.HighestNodeNumber)
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
/* Return available memory for that node */
*AvailableBytes = NumaInformation.AvailableMemory[Node];
return TRUE;
}
/*