summaryrefslogtreecommitdiff
path: root/src/ipcman/ipcwriterimpl.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/ipcman/ipcwriterimpl.cpp')
-rw-r--r--src/ipcman/ipcwriterimpl.cpp56
1 files changed, 0 insertions, 56 deletions
diff --git a/src/ipcman/ipcwriterimpl.cpp b/src/ipcman/ipcwriterimpl.cpp
index b618f4b542..b2d5ba2a63 100644
--- a/src/ipcman/ipcwriterimpl.cpp
+++ b/src/ipcman/ipcwriterimpl.cpp
@@ -370,63 +370,7 @@ HRESULT IPCWriterInterface::CreateSxSPublicBlockOnPid(DWORD pid)
BOOL openedExistingBlock = FALSE;
-#if defined(FEATURE_PERFMON)
- DWORD dwFileMapErr = 0;
-
- // Retry several times to mitigate a potential race with another
- // runtime shutting down
- for (int tries = 0; tries < 3; ++tries)
- {
- // Connect the handle
- m_handleBlockTable = WszCreateFileMapping(INVALID_HANDLE_VALUE,
- pSA,
- PAGE_READWRITE | SEC_COMMIT,
- 0,
- sizeof(IPCControlBlockTable),
- szMemFileName);
-
- dwFileMapErr = GetLastError();
-
- LOG((LF_CORDB, LL_INFO10, "IPCWI::CPBOP: CreateFileMapping of %S, handle = 0x%08x, pid = 0x%8.8x GetLastError=%d\n",
- szMemFileName.GetUnicode(), m_handleBlockTable, pid, GetLastError()));
-
- // If GetLastError() returns ERROR_ALREADY_EXISTS, then we need to do some extra checks
- if (m_handleBlockTable != NULL && dwFileMapErr == ERROR_ALREADY_EXISTS)
- {
- openedExistingBlock = TRUE;
- }
-
- // If CreateFileMapping() failed with ERROR_ACCESS_DENIED, try calling OpenFileMapping()
- else if (m_handleBlockTable == NULL && dwFileMapErr == ERROR_ACCESS_DENIED)
- {
- // If we could not create the IPCBlockTable due to ERROR_ACCESS_DENIED,
- // then the IPCBlockTable already exists. Next we will try opening the
- // IPCBlockTable using OpenFileMapping().
- m_handleBlockTable = WszOpenFileMapping(FILE_MAP_WRITE,
- FALSE,
- szMemFileName);
- dwFileMapErr = GetLastError();
-
- // There is a chance for a race where another runtime might close the
- // IPCBlockTable before we can open it. Thus, if we get ERROR_FILE_NOT_FOUND
- // we retry calling CreateFileMapping().
- if (m_handleBlockTable == NULL && dwFileMapErr == ERROR_FILE_NOT_FOUND)
- {
- Sleep(1);
- continue;
- }
-
- if (m_handleBlockTable != NULL)
- {
- openedExistingBlock = TRUE;
- }
- }
-
- break;
- }
-#else // !FEATURE_PERFMON
m_handleBlockTable = NULL;
-#endif // FEATURE_PERFMON
// If unsuccessful, don't ever bail out.
if (m_handleBlockTable != NULL)