1 /* 2 * Copyright (c) 2010 Kip Macy All rights reserved. 3 * Copyright (C) 2017 THL A29 Limited, a Tencent company. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright notice, this 10 * list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright notice, 12 * this list of conditions and the following disclaimer in the documentation 13 * and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 18 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR 19 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 20 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 21 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 22 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 24 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 */ 27 28 #ifndef _FSTACK_MACHINE_PCPU_H_ 29 #define _FSTACK_MACHINE_PCPU_H_ 30 31 #include_next <machine/pcpu.h> 32 33 #undef __curthread 34 #undef get_pcpu 35 #undef PCPU_GET 36 #undef PCPU_ADD 37 #undef PCPU_INC 38 #undef PCPU_PTR 39 #undef PCPU_SET 40 41 extern __thread struct thread *pcurthread; 42 extern struct pcpu *pcpup; 43 44 #define get_pcpu() (pcpup->pc_ ## prvspace) 45 46 #define PCPU_GET(member) (pcpup->pc_ ## member) 47 #define PCPU_ADD(member, val) (pcpup->pc_ ## member += (val)) 48 #define PCPU_INC(member) PCPU_ADD(member, 1) 49 #define PCPU_PTR(member) (&pcpup->pc_ ## member) 50 #define PCPU_SET(member, val) (pcpup->pc_ ## member = (val)) 51 52 static __inline struct thread * 53 __curthread_ff(void) 54 { 55 return (pcurthread); 56 } 57 58 #ifndef __curthread 59 #define __curthread __curthread_ff 60 #endif 61 62 #ifndef curthread 63 #define curthread __curthread_ff() 64 #endif 65 66 #endif /* _FSTACK_MACHINE_PCPU_H_ */ 67