71 lines
2 KiB
C
71 lines
2 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2020 MediaTek Inc.
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*/
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#ifdef CONFIG_MTK_LOCKING_AEE
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#include <mt-plat/aee.h>
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static const char * const critical_lock_list[] = {
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/* workqueue */
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"&(&pool->lock)->rlock",
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/* kmalloc */
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"&(&n->list_lock)->rlock",
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"&(&zone->lock)->rlock",
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/* stacktrace */
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"depot_lock",
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/* console */
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"&(&port->lock)->rlock"
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};
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#ifdef CONFIG_LOCKDEP
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bool is_critical_lock_held(void);
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#else /* only CONFIG_DEBUG_SPINLOCK */
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#define is_critical_lock_held() 0
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#endif
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#endif
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#ifdef MTK_INTERNAL_SPINLOCK /* for spinlock_debug.c */
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static void spin_aee(const char *msg, raw_spinlock_t *lock);
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static inline void debug_spin_lock_after(raw_spinlock_t *lock);
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static inline void debug_spin_unlock(raw_spinlock_t *lock);
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#endif
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#ifdef MTK_INTERNAL_LCOKDEP /* for lockdep.c */
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#include <asm/stacktrace.h>
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#include <kernel/sched/sched.h>
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#ifdef CONFIG_MTK_BOOT
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#include <mt-plat/mtk_boot_common.h>
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#endif
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#ifdef CONFIG_MTK_AEE_IPANIC
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#include <mt-plat/mboot_params.h>
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#endif
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static void lockdep_aee(void);
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#ifdef CONFIG_PROVE_LOCKING /* MTK_LOCK_LOG_TO_FTRACE */
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static noinline int trace_circular_bug(struct lock_list *this,
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struct lock_list *target,
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struct held_lock *check_src,
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struct held_lock *check_tgt,
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struct stack_trace *trace);
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static bool is_log_lock_held(struct task_struct *curr);
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#endif
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#ifdef MTK_LOCK_DEBUG_NEW_DEPENDENCY
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static void check_new_dependency(struct held_lock *prev,
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struct held_lock *next);
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#endif
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#ifdef MTK_LOCK_DEBUG_HELD_LOCK
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static void lockdep_print_held_locks(struct task_struct *p);
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static void held_lock_save_trace(struct stack_trace *trace,
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unsigned long *entries);
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#endif
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static unsigned int lock_mon_enable;
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#ifdef MTK_LOCK_MONITOR
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static void __add_held_lock(struct lockdep_map *lock, unsigned int subclass,
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int trylock, int read, int check, int hardirqs_off,
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struct lockdep_map *nest_lock, unsigned long ip,
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int references, int pin_count);
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static void __del_held_lock(struct lockdep_map *lock);
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#endif
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#endif
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