X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fceph%2Fsrc%2Fmgr%2FGil.h;fp=src%2Fceph%2Fsrc%2Fmgr%2FGil.h;h=0000000000000000000000000000000000000000;hb=7da45d65be36d36b880cc55c5036e96c24b53f00;hp=ef9e76ac108b9b7ad35ae6b6f3485238d991dfbc;hpb=691462d09d0987b47e112d6ee8740375df3c51b2;p=stor4nfv.git diff --git a/src/ceph/src/mgr/Gil.h b/src/ceph/src/mgr/Gil.h deleted file mode 100644 index ef9e76a..0000000 --- a/src/ceph/src/mgr/Gil.h +++ /dev/null @@ -1,72 +0,0 @@ -// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- -// vim: ts=8 sw=2 smarttab -/* - * Ceph - scalable distributed file system - * - * Copyright (C) 2017 SUSE LLC - * - * This is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License version 2.1, as published by the Free Software - * Foundation. See file COPYING. - * - */ - -#pragma once - -struct _ts; -typedef struct _ts PyThreadState; - -#include - - -/** - * Wrap PyThreadState to carry a record of which POSIX thread - * the thread state relates to. This allows the Gil class to - * validate that we're being used from the right thread. - */ -class SafeThreadState -{ - public: - SafeThreadState(PyThreadState *ts_); - - SafeThreadState() - : ts(nullptr), thread(0) - { - } - - PyThreadState *ts; - pthread_t thread; - - void set(PyThreadState *ts_) - { - ts = ts_; - thread = pthread_self(); - } -}; - -// -// Use one of these in any scope in which you need to hold Python's -// Global Interpreter Lock. -// -// Do *not* nest these, as a second GIL acquire will deadlock (see -// https://docs.python.org/2/c-api/init.html#c.PyEval_RestoreThread) -// -// If in doubt, explicitly put a scope around the block of code you -// know you need the GIL in. -// -// See the comment in Gil::Gil for when to set new_thread == true -// -class Gil { -public: - Gil(const Gil&) = delete; - Gil& operator=(const Gil&) = delete; - - Gil(SafeThreadState &ts, bool new_thread = false); - ~Gil(); - -private: - SafeThreadState &pThreadState; - PyThreadState *pNewThreadState = nullptr; -}; -