]>
git.proxmox.com Git - mirror_ubuntu-jammy-kernel.git/blob - arch/x86/include/asm/vsyscall.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_X86_VSYSCALL_H
3 #define _ASM_X86_VSYSCALL_H
5 #include <linux/seqlock.h>
6 #include <uapi/asm/vsyscall.h>
8 #ifdef CONFIG_X86_VSYSCALL_EMULATION
9 extern void map_vsyscall(void);
10 extern void set_vsyscall_pgtable_user_bits(pgd_t
*root
);
13 * Called on instruction fetch fault in vsyscall page.
14 * Returns true if handled.
16 extern bool emulate_vsyscall(struct pt_regs
*regs
, unsigned long address
);
18 static inline void map_vsyscall(void) {}
19 static inline bool emulate_vsyscall(struct pt_regs
*regs
, unsigned long address
)
25 #endif /* _ASM_X86_VSYSCALL_H */