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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-4.4.0-143/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 ibrs_enabled .extern x86_spec_ctrl_base #define __ASM_ENABLE_IBRS \ pushq %rax; \ pushq %rcx; \ pushq %rdx; \ movl $MSR_IA32_SPEC_CTRL, %ecx; \ movq x86_spec_ctrl_base, %rdx; \ shr $32, %rdx; \ movq x86_spec_ctrl_base, %rax; \ orl $SPEC_CTRL_IBRS, %eax; \ wrmsr; \ popq %rdx; \ popq %rcx; \ popq %rax #define __ASM_ENABLE_IBRS_CLOBBER \ movl $MSR_IA32_SPEC_CTRL, %ecx; \ movq x86_spec_ctrl_base, %rdx; \ shr $32, %rdx; \ movq x86_spec_ctrl_base, %rax; \ orl $SPEC_CTRL_IBRS, %eax; \ wrmsr; #define __ASM_DISABLE_IBRS \ pushq %rax; \ pushq %rcx; \ pushq %rdx; \ movl $MSR_IA32_SPEC_CTRL, %ecx; \ movq x86_spec_ctrl_base, %rdx; \ shr $32, %rdx; \ movq x86_spec_ctrl_base, %rax; \ wrmsr; \ popq %rdx; \ popq %rcx; \ popq %rax .macro ENABLE_IBRS testl $1, ibrs_enabled jz 10f __ASM_ENABLE_IBRS jmp 20f 10: lfence 20: .endm .macro ENABLE_IBRS_CLOBBER testl $1, ibrs_enabled jz 11f __ASM_ENABLE_IBRS_CLOBBER jmp 21f 11: lfence 21: .endm .macro DISABLE_IBRS testl $1, ibrs_enabled jz 9f __ASM_DISABLE_IBRS 9: .endm #endif /* __ASSEMBLY__ */ #endif /* _ASM_X86_SPEC_CTRL_H */