vasilito
dc68054305
- Restore 29 recipe symlinks (libdrm, qtbase, dbus, sddm, pipewire, etc.) - Restore 33 patches (KDE, libdrm, mesa, pipewire, sddm, wireplumber) - Restore 20+ local/scripts (audit, lint, test, build helpers) - Restore src/cook/scheduler.rs, status.rs, gnu-config/ - Restore scripts/patch-inclusion-gate.sh, run_mini1.sh, validate-collision-log.sh - Recover TLC source from HEAD (was overwritten by 0.2.3 checkout) - Recover 11 local/docs plans from HEAD (were overwritten) - Recover qt6-wayland-smoke symlink from HEAD - Fix MOTD: remove garbled ASCII art, use clean text - Update version: 0.2.0 -> 0.2.4 in os-release, motd, config - Reduce filesystem_size: 1536 -> 512 MiB - Add ABSOLUTE RULE to AGENTS.md: never delete/ignore packages - Reduce pcid scheme log verbosity: info -> debug
38 lines
988 B
C
38 lines
988 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _ASM_X86_VSYSCALL_H
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#define _ASM_X86_VSYSCALL_H
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#include <linux/seqlock.h>
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#include <uapi/asm/vsyscall.h>
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#include <asm/page_types.h>
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#ifdef CONFIG_X86_VSYSCALL_EMULATION
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extern void map_vsyscall(void);
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extern void set_vsyscall_pgtable_user_bits(pgd_t *root);
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/*
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* Called on instruction fetch fault in vsyscall page.
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* Returns true if handled.
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*/
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extern bool emulate_vsyscall(unsigned long error_code,
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struct pt_regs *regs, unsigned long address);
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#else
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static inline void map_vsyscall(void) {}
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static inline bool emulate_vsyscall(unsigned long error_code,
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struct pt_regs *regs, unsigned long address)
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{
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return false;
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}
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#endif
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/*
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* The (legacy) vsyscall page is the long page in the kernel portion
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* of the address space that has user-accessible permissions.
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*/
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static inline bool is_vsyscall_vaddr(unsigned long vaddr)
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{
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return unlikely((vaddr & PAGE_MASK) == VSYSCALL_ADDR);
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}
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#endif /* _ASM_X86_VSYSCALL_H */
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