internal.h

 1/* SPDX-License-Identifier: GPL-2.0-or-later */
 2#ifndef ARCH_POWERPC_MM_BOOK3S64_INTERNAL_H
 3#define ARCH_POWERPC_MM_BOOK3S64_INTERNAL_H
 4
 5#include <linux/jump_label.h>
 6
 7extern bool stress_slb_enabled;
 8
 9DECLARE_STATIC_KEY_FALSE(stress_slb_key);
10
11static inline bool stress_slb(void)
12{
13	return static_branch_unlikely(&stress_slb_key);
14}
15
16extern bool stress_hpt_enabled;
17
18DECLARE_STATIC_KEY_FALSE(stress_hpt_key);
19
20static inline bool stress_hpt(void)
21{
22	return static_branch_unlikely(&stress_hpt_key);
23}
24
25extern bool no_slb_preload;
26DECLARE_STATIC_KEY_FALSE(no_slb_preload_key);
27static inline bool slb_preload_disabled(void)
28{
29	return static_branch_unlikely(&no_slb_preload_key);
30}
31
32void hpt_do_stress(unsigned long ea, unsigned long hpte_group);
33
34void exit_lazy_flush_tlb(struct mm_struct *mm, bool always_flush);
35
36#endif /* ARCH_POWERPC_MM_BOOK3S64_INTERNAL_H */