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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 : /lib/modules/4.4.0-112-generic/build/arch/x86/include/asm/ |
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#ifndef _ASM_X86_SPEC_CTRL_H #define _ASM_X86_SPEC_CTRL_H #include <linux/stringify.h> #include <asm/msr-index.h> #include <asm/cpufeatures.h> #include <asm/alternative-asm.h> #ifdef __ASSEMBLY__ .extern use_ibrs .extern use_ibpb #define __ASM_ENABLE_IBRS \ pushq %rax; \ pushq %rcx; \ pushq %rdx; \ movl $MSR_IA32_SPEC_CTRL, %ecx; \ movl $0, %edx; \ movl $FEATURE_ENABLE_IBRS, %eax; \ wrmsr; \ popq %rdx; \ popq %rcx; \ popq %rax #define __ASM_ENABLE_IBRS_CLOBBER \ movl $MSR_IA32_SPEC_CTRL, %ecx; \ movl $0, %edx; \ movl $FEATURE_ENABLE_IBRS, %eax; \ wrmsr; #define __ASM_DISABLE_IBRS \ pushq %rax; \ pushq %rcx; \ pushq %rdx; \ movl $MSR_IA32_SPEC_CTRL, %ecx; \ movl $0, %edx; \ movl $0, %eax; \ wrmsr; \ popq %rdx; \ popq %rcx; \ popq %rax #define __ASM_STUFF_RSB \ call 1f; \ pause; \ 1: call 2f; \ pause; \ 2: call 3f; \ pause; \ 3: call 4f; \ pause; \ 4: call 5f; \ pause; \ 5: call 6f; \ pause; \ 6: call 7f; \ pause; \ 7: call 8f; \ pause; \ 8: call 9f; \ pause; \ 9: call 10f; \ pause; \ 10: call 11f; \ pause; \ 11: call 12f; \ pause; \ 12: call 13f; \ pause; \ 13: call 14f; \ pause; \ 14: call 15f; \ pause; \ 15: call 16f; \ pause; \ 16: call 17f; \ pause; \ 17: call 18f; \ pause; \ 18: call 19f; \ pause; \ 19: call 20f; \ pause; \ 20: call 21f; \ pause; \ 21: call 22f; \ pause; \ 22: call 23f; \ pause; \ 23: call 24f; \ pause; \ 24: call 25f; \ pause; \ 25: call 26f; \ pause; \ 26: call 27f; \ pause; \ 27: call 28f; \ pause; \ 28: call 29f; \ pause; \ 29: call 30f; \ pause; \ 30: call 31f; \ pause; \ 31: call 32f; \ pause; \ 32: \ add $(32*8), %rsp; .macro ENABLE_IBRS testl $1, use_ibrs jz 10f __ASM_ENABLE_IBRS jmp 20f 10: lfence 20: .endm .macro ENABLE_IBRS_CLOBBER testl $1, use_ibrs jz 11f __ASM_ENABLE_IBRS_CLOBBER jmp 21f 11: lfence 21: .endm .macro DISABLE_IBRS testl $1, use_ibrs jz 9f __ASM_DISABLE_IBRS 9: .endm .macro STUFF_RSB ALTERNATIVE __stringify(__ASM_STUFF_RSB), "", X86_FEATURE_SMEP .endm #endif /* __ASSEMBLY__ */ #endif /* _ASM_X86_SPEC_CTRL_H */