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Code cleanup.

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This commit is contained in:
XMRig 2017-05-04 14:18:14 +03:00
parent c107547c6c
commit 2650545916
1 changed files with 11 additions and 18 deletions
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29
win/memory_win.c
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@ -51,34 +51,27 @@ Return value: TRUE indicates success, FALSE failure.
* AWE Example: https://msdn.microsoft.com/en-us/library/windows/desktop/aa366531(v=vs.85).aspx * AWE Example: https://msdn.microsoft.com/en-us/library/windows/desktop/aa366531(v=vs.85).aspx
* Creating a File Mapping Using Large Pages: https://msdn.microsoft.com/en-us/library/aa366543(VS.85).aspx * Creating a File Mapping Using Large Pages: https://msdn.microsoft.com/en-us/library/aa366543(VS.85).aspx
*/ */
static BOOL SetLockPagesPrivilege(HANDLE hProcess, BOOL bEnable) { static BOOL SetLockPagesPrivilege() {
struct { HANDLE token;
DWORD Count;
LUID_AND_ATTRIBUTES Privilege[1];
} Info;
HANDLE Token; if (OpenProcessToken(GetCurrentProcess(), TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, &token) != TRUE) {
if (OpenProcessToken(hProcess, TOKEN_ADJUST_PRIVILEGES, &Token) != TRUE) {
return FALSE; return FALSE;
} }
Info.Count = 1; TOKEN_PRIVILEGES tp;
Info.Privilege[0].Attributes = bEnable ? SE_PRIVILEGE_ENABLED : 0; tp.PrivilegeCount = 1;
tp.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
if (LookupPrivilegeValue(NULL, SE_LOCK_MEMORY_NAME, &(Info.Privilege[0].Luid)) != TRUE) { if (LookupPrivilegeValue(NULL, SE_LOCK_MEMORY_NAME, &(tp.Privileges[0].Luid)) != TRUE) {
return FALSE; return FALSE;
} }
if (AdjustTokenPrivileges(Token, FALSE, (PTOKEN_PRIVILEGES) &Info, 0, NULL, NULL) != TRUE) { BOOL rc = AdjustTokenPrivileges(token, FALSE, (PTOKEN_PRIVILEGES) &tp, 0, NULL, NULL);
if (rc != TRUE || GetLastError() != ERROR_SUCCESS) {
return FALSE; return FALSE;
} }
if (GetLastError() != ERROR_SUCCESS) { CloseHandle(token);
return FALSE;
}
CloseHandle(Token);
return TRUE; return TRUE;
} }
@ -88,7 +81,7 @@ const char * persistent_memory_allocate() {
const int ratio = opt_double_hash ? 2 : 1; const int ratio = opt_double_hash ? 2 : 1;
const int size = MEMORY * (opt_n_threads * ratio + 1); const int size = MEMORY * (opt_n_threads * ratio + 1);
if (SetLockPagesPrivilege(GetCurrentProcess(), TRUE)) { if (SetLockPagesPrivilege()) {
persistent_memory_flags |= MEMORY_HUGEPAGES_AVAILABLE; persistent_memory_flags |= MEMORY_HUGEPAGES_AVAILABLE;
} }