| /linux-6.6.21/arch/x86/um/ |
| D | syscalls_64.c | 16 long arch_prctl(struct task_struct *task, int option, in arch_prctl() function
79 SYSCALL_DEFINE2(arch_prctl, int, option, unsigned long, arg2) in SYSCALL_DEFINE2() argument
81 return arch_prctl(current, option, (unsigned long __user *) arg2); in SYSCALL_DEFINE2()
89 arch_prctl(to, ARCH_SET_FS, (void __user *) to->thread.arch.fs); in arch_switch_to()
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| D | syscalls_32.c | 5 SYSCALL_DEFINE2(arch_prctl, int, option, unsigned long, arg2) in SYSCALL_DEFINE2() argument
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| D | ptrace_64.c | 262 ret = arch_prctl(child, data, (void __user *) addr); in subarch_ptrace()
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| /linux-6.6.21/Documentation/arch/x86/x86_64/ |
| D | fsgs.rst | 46 - the arch_prctl() system call
50 Accessing FS/GS base with arch_prctl()
53 The arch_prctl(2) based mechanism is available on all 64-bit CPUs and all
58 arch_prctl(ARCH_GET_FS, &fsbase);
59 arch_prctl(ARCH_GET_GS, &gsbase);
63 arch_prctl(ARCH_SET_FS, fsbase);
64 arch_prctl(ARCH_SET_GS, gsbase);
84 The instructions avoid the overhead of the arch_prctl() syscall and allow
99 arch_prctl(). Allowing user space to write arbitrary values to GS base
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| /linux-6.6.21/Documentation/arch/x86/ |
| D | xstate.rst | 33 The kernel provides an arch_prctl(2) based mechanism for applications to
34 request the usage of such features. The arch_prctl(2) options related to
39 arch_prctl(ARCH_GET_XCOMP_SUPP, &features);
46 arch_prctl(ARCH_GET_XCOMP_PERM, &features);
54 arch_prctl(ARCH_REQ_XCOMP_PERM, feature_nr);
156 arch_prctl(ARCH_GET_XCOMP_GUEST_PERM, &features);
164 arch_prctl(ARCH_REQ_XCOMP_GUEST_PERM, feature_nr);
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| D | shstk.rst | 55 Enabling arch_prctl()'s
58 Elf features should be enabled by the loader using the below arch_prctl's. They
64 arch_prctl(ARCH_SHSTK_ENABLE, unsigned long feature)
68 arch_prctl(ARCH_SHSTK_DISABLE, unsigned long feature)
72 arch_prctl(ARCH_SHSTK_LOCK, unsigned long features)
78 arch_prctl(ARCH_SHSTK_UNLOCK, unsigned long features)
82 arch_prctl(ARCH_SHSTK_STATUS, unsigned long addr)
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| /linux-6.6.21/tools/perf/trace/beauty/ |
| D | Build | 13 perf-y += arch_prctl.o
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| /linux-6.6.21/arch/x86/um/asm/ |
| D | ptrace.h | 82 extern long arch_prctl(struct task_struct *task, int option,
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| /linux-6.6.21/arch/x86/kernel/ |
| D | process_32.c | 220 SYSCALL_DEFINE2(arch_prctl, int, option, unsigned long, arg2) in SYSCALL_DEFINE2() argument
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| D | process_64.c | 913 SYSCALL_DEFINE2(arch_prctl, int, option, unsigned long, arg2) in SYSCALL_DEFINE2() argument
925 COMPAT_SYSCALL_DEFINE2(arch_prctl, int, option, unsigned long, arg2) in COMPAT_SYSCALL_DEFINE2() argument
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| /linux-6.6.21/tools/perf/arch/x86/entry/syscalls/ |
| D | syscall_64.tbl | 169 158 common arch_prctl sys_arch_prctl
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| /linux-6.6.21/arch/x86/entry/syscalls/ |
| D | syscall_64.tbl | 169 158 common arch_prctl sys_arch_prctl
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| D | syscall_32.tbl | 398 384 i386 arch_prctl sys_arch_prctl compat_sys_arch_prctl
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| /linux-6.6.21/Documentation/admin-guide/ |
| D | workload-tracing.rst | 488 | arch_prctl | 2 | Process Mgmt. | sys_arch_prctl() |
588 | arch_prctl | 2 | Process Mgmt. | sys_arch_prctl() |
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| /linux-6.6.21/Documentation/virt/kvm/ |
| D | api.rst | 1622 enabled with ``arch_prctl()``, but this may change in the future.
1723 ``arch_prctl()`` before calling this ioctl. Feature bits that have not
5938 enabled with ``arch_prctl()``, but this may change in the future.
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