mirror of
https://github.com/Qortal/Brooklyn.git
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a94b3d14aa
Changes included (and more): 1. Dynamic RAM merge 2. Real-time page scan and allocation 3. Cache compression 4. Real-time IRQ checks 5. Dynamic I/O allocation for Java heap 6. Java page migration 7. Contiguous memory allocation 8. Idle pages tracking 9. Per CPU RAM usage tracking 10. ARM NEON scalar multiplication library 11. NEON/ARMv8 crypto extensions 12. NEON SHA, Blake, RIPEMD crypto extensions 13. Parallel NEON crypto engine for multi-algo based CPU stress reduction
80 lines
1.8 KiB
C
80 lines
1.8 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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#ifndef _LINUX_REF_TRACKER_H
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#define _LINUX_REF_TRACKER_H
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#include <linux/refcount.h>
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#include <linux/types.h>
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#include <linux/spinlock.h>
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#include <linux/stackdepot.h>
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struct ref_tracker;
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struct ref_tracker_dir {
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#ifdef CONFIG_REF_TRACKER
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spinlock_t lock;
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unsigned int quarantine_avail;
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refcount_t untracked;
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refcount_t no_tracker;
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bool dead;
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struct list_head list; /* List of active trackers */
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struct list_head quarantine; /* List of dead trackers */
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#endif
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};
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#ifdef CONFIG_REF_TRACKER
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static inline void ref_tracker_dir_init(struct ref_tracker_dir *dir,
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unsigned int quarantine_count)
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{
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INIT_LIST_HEAD(&dir->list);
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INIT_LIST_HEAD(&dir->quarantine);
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spin_lock_init(&dir->lock);
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dir->quarantine_avail = quarantine_count;
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dir->dead = false;
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refcount_set(&dir->untracked, 1);
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refcount_set(&dir->no_tracker, 1);
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stack_depot_init();
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}
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void ref_tracker_dir_exit(struct ref_tracker_dir *dir);
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void ref_tracker_dir_print(struct ref_tracker_dir *dir,
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unsigned int display_limit);
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int ref_tracker_alloc(struct ref_tracker_dir *dir,
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struct ref_tracker **trackerp, gfp_t gfp);
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int ref_tracker_free(struct ref_tracker_dir *dir,
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struct ref_tracker **trackerp);
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#else /* CONFIG_REF_TRACKER */
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static inline void ref_tracker_dir_init(struct ref_tracker_dir *dir,
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unsigned int quarantine_count)
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{
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}
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static inline void ref_tracker_dir_exit(struct ref_tracker_dir *dir)
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{
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}
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static inline void ref_tracker_dir_print(struct ref_tracker_dir *dir,
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unsigned int display_limit)
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{
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}
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static inline int ref_tracker_alloc(struct ref_tracker_dir *dir,
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struct ref_tracker **trackerp,
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gfp_t gfp)
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{
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return 0;
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}
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static inline int ref_tracker_free(struct ref_tracker_dir *dir,
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struct ref_tracker **trackerp)
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{
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return 0;
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}
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#endif
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#endif /* _LINUX_REF_TRACKER_H */
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