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Server : Apache/2.4.18 (Ubuntu) System : Linux canvaswebdesign 3.13.0-71-generic #114-Ubuntu SMP Tue Dec 1 02:34:22 UTC 2015 x86_64 User : oppastar ( 1041) PHP Version : 7.0.33-0ubuntu0.16.04.15 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, Directory : /usr/src/linux-headers-4.4.0-47/arch/powerpc/include/asm/ |
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/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#ifndef _ASM_POWERPC_MMAN_H
#define _ASM_POWERPC_MMAN_H
#include <uapi/asm/mman.h>
#ifdef CONFIG_PPC64
#include <asm/cputable.h>
#include <linux/mm.h>
/*
* This file is included by linux/mman.h, so we can't use cacl_vm_prot_bits()
* here. How important is the optimization?
*/
static inline unsigned long arch_calc_vm_prot_bits(unsigned long prot)
{
return (prot & PROT_SAO) ? VM_SAO : 0;
}
#define arch_calc_vm_prot_bits(prot) arch_calc_vm_prot_bits(prot)
static inline pgprot_t arch_vm_get_page_prot(unsigned long vm_flags)
{
return (vm_flags & VM_SAO) ? __pgprot(_PAGE_SAO) : __pgprot(0);
}
#define arch_vm_get_page_prot(vm_flags) arch_vm_get_page_prot(vm_flags)
static inline int arch_validate_prot(unsigned long prot)
{
if (prot & ~(PROT_READ | PROT_WRITE | PROT_EXEC | PROT_SEM | PROT_SAO))
return 0;
if ((prot & PROT_SAO) && !cpu_has_feature(CPU_FTR_SAO))
return 0;
return 1;
}
#define arch_validate_prot(prot) arch_validate_prot(prot)
#endif /* CONFIG_PPC64 */
#endif /* _ASM_POWERPC_MMAN_H */