diff options
Diffstat (limited to 'vppinfra/vppinfra/smp.h')
-rw-r--r-- | vppinfra/vppinfra/smp.h | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/vppinfra/vppinfra/smp.h b/vppinfra/vppinfra/smp.h deleted file mode 100644 index 7e703b3d6aa..00000000000 --- a/vppinfra/vppinfra/smp.h +++ /dev/null @@ -1,81 +0,0 @@ -/* - * Copyright (c) 2015 Cisco and/or its affiliates. - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -/* - Copyright (c) 2001-2005 Eliot Dresselhaus - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - "Software"), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be - included in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE - LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION - OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -*/ - -#ifndef included_clib_smp_h -#define included_clib_smp_h - -#include <vppinfra/cache.h> -#include <vppinfra/os.h> /* for os_panic */ - -#define clib_smp_compare_and_swap(addr,new,old) __sync_val_compare_and_swap(addr,old,new) -#define clib_smp_swap(addr,new) __sync_lock_test_and_set(addr,new) -#define clib_smp_atomic_add(addr,increment) __sync_fetch_and_add(addr,increment) - -#if defined (i386) || defined (__x86_64__) -#define clib_smp_pause() do { asm volatile ("pause"); } while (0) -#endif - -#ifndef clib_smp_pause -#define clib_smp_pause() do { } while (0) -#endif - -#ifdef CLIB_UNIX -#include <sched.h> - -always_inline void -os_sched_yield (void) -{ - sched_yield (); -} -#else -always_inline void -os_sched_yield (void) -{ - clib_smp_pause (); -} -#endif - - -#endif /* included_clib_smp_h */ - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |