* fhandler_proc.cc (format_proc_meminfo): On NT, try to figure out

	real swap file usage by requesting SystemPagefileInformation.  Use
	GlobalMemoryStatus as fallback.
	* ntdll.h (_SYSTEM_INFORMATION_CLASS): Add SystemPagefileInformation.
	(struct _SYSTEM_PAGEFILE_INFORMATION): Define.

1 files changed, 10 insertions, 0 deletions

diff --git a/winsup/cygwin/ntdll.h b/winsup/cygwin/ntdll.h
index 45739bf..21e6393 100644
--- a/winsup/cygwin/ntdll.h
+++ b/winsup/cygwin/ntdll.h
@@ -31,6 +31,7 @@ typedef enum _SYSTEM_INFORMATION_CLASS
   SystemTimeOfDayInformation = 3,
   SystemProcessesAndThreadsInformation = 5,
   SystemProcessorTimes = 8,
+  SystemPagefileInformation = 18,
   /* There are a lot more of these... */
 } SYSTEM_INFORMATION_CLASS;
 
@@ -49,6 +50,15 @@ typedef struct _SYSTEM_BASIC_INFORMATION
   UCHAR NumberProcessors;
 } SYSTEM_BASIC_INFORMATION, *PSYSTEM_BASIC_INFORMATION;
 
+typedef struct _SYSTEM_PAGEFILE_INFORMATION
+{
+  ULONG NextEntryOffset;
+  ULONG CurrentSize;
+  ULONG TotalUsed;
+  ULONG PeakUsed;
+  UNICODE_STRING FileName;
+} SYSTEM_PAGEFILE_INFORMATION, *PSYSTEM_PAGEFILE_INFORMATION;
+
 typedef struct __attribute__ ((aligned (8))) _SYSTEM_PROCESSOR_TIMES
 {
   LARGE_INTEGER IdleTime;