commit 3ca3b18c8b9bb09620854907cd3ea668c5bc6b52
author Johan Jansson <johan.jansson@iki.fi> Sun Oct 23 12:59:07 2022 +0300
committer Alex Brainman <alex.brainman@gmail.com> Sat Dec 03 00:43:30 2022 +0000
tree 2c353fcd485144e96a458596f09f124d122fbdaf
parent d684c6f886692f8b63049d3dabe4f1911ae979c3

windows: add GetLargePageMinimum

https://learn.microsoft.com/en-us/windows/win32/api/memoryapi/nf-memoryapi-getlargepageminimum

Fixes golang/go#53900

Change-Id: If460e926af0cfa3fcf0d01422411abd01dae791c
Reviewed-on: https://go-review.googlesource.com/c/sys/+/444975
Run-TryBot: Alex Brainman <alex.brainman@gmail.com>
Reviewed-by: Jenny Rakoczy <jenny@golang.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Alex Brainman <alex.brainman@gmail.com>

windows/syscall_windows.go

diff --git a/windows/syscall_windows.go b/windows/syscall_windows.go
index 7a6ba43..a49853e 100644
--- a/windows/syscall_windows.go
+++ b/windows/syscall_windows.go
@@ -367,6 +367,7 @@
 //sys	IsWindowUnicode(hwnd HWND) (isUnicode bool) = user32.IsWindowUnicode
 //sys	IsWindowVisible(hwnd HWND) (isVisible bool) = user32.IsWindowVisible
 //sys	GetGUIThreadInfo(thread uint32, info *GUIThreadInfo) (err error) = user32.GetGUIThreadInfo
+//sys	GetLargePageMinimum() (size uintptr)
 
 // Volume Management Functions
 //sys	DefineDosDevice(flags uint32, deviceName *uint16, targetPath *uint16) (err error) = DefineDosDeviceW

windows/zsyscall_windows.go

diff --git a/windows/zsyscall_windows.go b/windows/zsyscall_windows.go
index 96ba855..ac60052 100644
--- a/windows/zsyscall_windows.go
+++ b/windows/zsyscall_windows.go
@@ -252,6 +252,7 @@
 	procGetFileType                                          = modkernel32.NewProc("GetFileType")
 	procGetFinalPathNameByHandleW                            = modkernel32.NewProc("GetFinalPathNameByHandleW")
 	procGetFullPathNameW                                     = modkernel32.NewProc("GetFullPathNameW")
+	procGetLargePageMinimum                                  = modkernel32.NewProc("GetLargePageMinimum")
 	procGetLastError                                         = modkernel32.NewProc("GetLastError")
 	procGetLogicalDriveStringsW                              = modkernel32.NewProc("GetLogicalDriveStringsW")
 	procGetLogicalDrives                                     = modkernel32.NewProc("GetLogicalDrives")
@@ -2180,6 +2181,12 @@
 	return
 }
 
+func GetLargePageMinimum() (size uintptr) {
+	r0, _, _ := syscall.Syscall(procGetLargePageMinimum.Addr(), 0, 0, 0, 0)
+	size = uintptr(r0)
+	return
+}
+
 func GetLastError() (lasterr error) {
 	r0, _, _ := syscall.Syscall(procGetLastError.Addr(), 0, 0, 0, 0)
 	if r0 != 0 {