| Server IP : 79.136.114.73 / Your IP : 3.142.124.64 Web Server : Apache/2.4.7 (Ubuntu) PHP/5.5.9-1ubuntu4.29 OpenSSL/1.0.1f System : Linux b8009 3.13.0-170-generic #220-Ubuntu SMP Thu May 9 12:40:49 UTC 2019 x86_64 User : www-data ( 33) PHP Version : 5.5.9-1ubuntu4.29 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,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, MySQL : ON | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /lib/modules/3.13.0-170-generic/build/arch/powerpc/include/asm/ |
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#ifndef _ASM_POWERPC_PTE_HASH32_H #define _ASM_POWERPC_PTE_HASH32_H #ifdef __KERNEL__ /* * The "classic" 32-bit implementation of the PowerPC MMU uses a hash * table containing PTEs, together with a set of 16 segment registers, * to define the virtual to physical address mapping. * * We use the hash table as an extended TLB, i.e. a cache of currently * active mappings. We maintain a two-level page table tree, much * like that used by the i386, for the sake of the Linux memory * management code. Low-level assembler code in hash_low_32.S * (procedure hash_page) is responsible for extracting ptes from the * tree and putting them into the hash table when necessary, and * updating the accessed and modified bits in the page table tree. */ #define _PAGE_PRESENT 0x001 /* software: pte contains a translation */ #define _PAGE_HASHPTE 0x002 /* hash_page has made an HPTE for this pte */ #define _PAGE_FILE 0x004 /* when !present: nonlinear file mapping */ #define _PAGE_USER 0x004 /* usermode access allowed */ #define _PAGE_GUARDED 0x008 /* G: prohibit speculative access */ #define _PAGE_COHERENT 0x010 /* M: enforce memory coherence (SMP systems) */ #define _PAGE_NO_CACHE 0x020 /* I: cache inhibit */ #define _PAGE_WRITETHRU 0x040 /* W: cache write-through */ #define _PAGE_DIRTY 0x080 /* C: page changed */ #define _PAGE_ACCESSED 0x100 /* R: page referenced */ #define _PAGE_RW 0x400 /* software: user write access allowed */ #define _PAGE_SPECIAL 0x800 /* software: Special page */ #ifdef CONFIG_PTE_64BIT /* We never clear the high word of the pte */ #define _PTE_NONE_MASK (0xffffffff00000000ULL | _PAGE_HASHPTE) #else #define _PTE_NONE_MASK _PAGE_HASHPTE #endif #define _PMD_PRESENT 0 #define _PMD_PRESENT_MASK (PAGE_MASK) #define _PMD_BAD (~PAGE_MASK) /* Hash table based platforms need atomic updates of the linux PTE */ #define PTE_ATOMIC_UPDATES 1 #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_PTE_HASH32_H */