| Server IP : 172.67.216.182 / Your IP : 172.70.147.12 Web Server : Apache System : Linux krdc-ubuntu-s-2vcpu-4gb-amd-blr1-01.localdomain 5.15.0-142-generic #152-Ubuntu SMP Mon May 19 10:54:31 UTC 2025 x86_64 User : www ( 1000) PHP Version : 7.4.33 Disable Function : passthru,exec,system,putenv,chroot,chgrp,chown,shell_exec,popen,proc_open,pcntl_exec,ini_alter,ini_restore,dl,openlog,syslog,readlink,symlink,popepassthru,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,imap_open,apache_setenv MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/src/linux-headers-5.15.0-142/arch/arm64/include/asm/ |
Upload File : |
/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 2020-2021 ARM Ltd. */ #ifndef __ASM_KVM_MTE_H #define __ASM_KVM_MTE_H #ifdef __ASSEMBLY__ #include <asm/sysreg.h> #ifdef CONFIG_ARM64_MTE .macro mte_switch_to_guest g_ctxt, h_ctxt, reg1 alternative_if_not ARM64_MTE b .L__skip_switch\@ alternative_else_nop_endif mrs \reg1, hcr_el2 tbz \reg1, #(HCR_ATA_SHIFT), .L__skip_switch\@ mrs_s \reg1, SYS_RGSR_EL1 str \reg1, [\h_ctxt, #CPU_RGSR_EL1] mrs_s \reg1, SYS_GCR_EL1 str \reg1, [\h_ctxt, #CPU_GCR_EL1] ldr \reg1, [\g_ctxt, #CPU_RGSR_EL1] msr_s SYS_RGSR_EL1, \reg1 ldr \reg1, [\g_ctxt, #CPU_GCR_EL1] msr_s SYS_GCR_EL1, \reg1 .L__skip_switch\@: .endm .macro mte_switch_to_hyp g_ctxt, h_ctxt, reg1 alternative_if_not ARM64_MTE b .L__skip_switch\@ alternative_else_nop_endif mrs \reg1, hcr_el2 tbz \reg1, #(HCR_ATA_SHIFT), .L__skip_switch\@ mrs_s \reg1, SYS_RGSR_EL1 str \reg1, [\g_ctxt, #CPU_RGSR_EL1] mrs_s \reg1, SYS_GCR_EL1 str \reg1, [\g_ctxt, #CPU_GCR_EL1] ldr \reg1, [\h_ctxt, #CPU_RGSR_EL1] msr_s SYS_RGSR_EL1, \reg1 ldr \reg1, [\h_ctxt, #CPU_GCR_EL1] msr_s SYS_GCR_EL1, \reg1 isb .L__skip_switch\@: .endm #else /* !CONFIG_ARM64_MTE */ .macro mte_switch_to_guest g_ctxt, h_ctxt, reg1 .endm .macro mte_switch_to_hyp g_ctxt, h_ctxt, reg1 .endm #endif /* CONFIG_ARM64_MTE */ #endif /* __ASSEMBLY__ */ #endif /* __ASM_KVM_MTE_H */