f-stack/lib/include/amd64/include/pcpu.h

67 lines
2.3 KiB
C

/*
* Copyright (c) 2010 Kip Macy All rights reserved.
* Copyright (C) 2021 THL A29 Limited, a Tencent company.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef _FSTACK_MACHINE_PCPU_H_
#define _FSTACK_MACHINE_PCPU_H_
#include_next <machine/pcpu.h>
#undef __curthread
#undef get_pcpu
#undef PCPU_GET
#undef PCPU_ADD
#undef PCPU_INC
#undef PCPU_PTR
#undef PCPU_SET
extern __thread struct thread *pcurthread;
extern struct pcpu *pcpup;
#define get_pcpu() (pcpup->pc_ ## prvspace)
#define PCPU_GET(member) (pcpup->pc_ ## member)
#define PCPU_ADD(member, val) (pcpup->pc_ ## member += (val))
#define PCPU_INC(member) PCPU_ADD(member, 1)
#define PCPU_PTR(member) (&pcpup->pc_ ## member)
#define PCPU_SET(member, val) (pcpup->pc_ ## member = (val))
static __inline struct thread *
__curthread_ff(void)
{
return (pcurthread);
}
#ifndef __curthread
#define __curthread __curthread_ff
#endif
#ifndef curthread
#define curthread __curthread_ff()
#endif
#endif /* _FSTACK_MACHINE_PCPU_H_ */