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/linux-6.15/Documentation/mm/damon/
H A Dmonitoring_intervals_tuning_example.rst46 1 addr 22.037 GiB size 6.029 GiB access 0 % age 5.300 s
47 2 addr 28.065 GiB size 6.045 GiB access 0 % age 5.200 s
114 12 addr 56.364 GiB size 4.000 KiB access 95 % age 16 s
157 2 addr 27.422 GiB size 5.801 GiB access 0 % age 6 m
209 2 addr 26.980 GiB size 504.273 MiB access 0 % age 4 m
210 3 addr 29.443 GiB size 2.462 GiB access 0 % age 4 m
211 4 addr 37.264 GiB size 5.645 GiB access 0 % age 4 m
215 21 addr 27.473 GiB size 1.970 GiB access 5 % age 4 m
216 22 addr 48.185 GiB size 4.625 GiB access 5 % age 4 m
217 23 addr 47.304 GiB size 902.117 MiB access 10 % age 4 m
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/linux-6.15/drivers/gpu/drm/i915/gt/
H A Dintel_gt_buffer_pool.c55 unsigned long age; in pool_free_older_than() local
59 age = READ_ONCE(node->age); in pool_free_older_than()
60 if (!age || jiffies - age < keep) in pool_free_older_than()
64 if (!xchg(&node->age, 0)) in pool_free_older_than()
115 GEM_BUG_ON(node->age); in pool_retire()
118 WRITE_ONCE(node->age, jiffies ?: 1); /* 0 reserved for active nodes */ in pool_retire()
151 node->age = 0; in node_create()
184 unsigned long age; in intel_gt_get_buffer_pool() local
192 age = READ_ONCE(node->age); in intel_gt_get_buffer_pool()
193 if (!age) in intel_gt_get_buffer_pool()
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H A Dintel_gt_buffer_pool_types.h31 unsigned long age; member
/linux-6.15/include/trace/events/
H A Ddamon.h29 __field(unsigned int, age)
40 __entry->age = r->age;
48 __entry->nr_accesses, __entry->age)
64 __field(unsigned int, age)
73 __entry->age = r->age;
79 __entry->nr_accesses, __entry->age)
/linux-6.15/include/linux/
H A Dunicode.h21 static inline u8 unicode_major(unsigned int age) in unicode_major() argument
23 return (age >> UNICODE_MAJ_SHIFT) & 0xff; in unicode_major()
26 static inline u8 unicode_minor(unsigned int age) in unicode_minor() argument
28 return (age >> UNICODE_MIN_SHIFT) & 0xff; in unicode_minor()
31 static inline u8 unicode_rev(unsigned int age) in unicode_rev() argument
33 return age & 0xff; in unicode_rev()
/linux-6.15/Documentation/admin-guide/mm/damon/
H A Dstart.rst48 0 addr 86.182 TiB size 8.000 KiB access 0 % age 14.900 s
49 1 addr 86.182 TiB size 8.000 KiB access 60 % age 0 ns
50 2 addr 86.182 TiB size 3.422 MiB access 0 % age 4.100 s
51 3 addr 86.182 TiB size 2.004 MiB access 95 % age 2.200 s
52 4 addr 86.182 TiB size 29.688 MiB access 0 % age 14.100 s
53 5 addr 86.182 TiB size 29.516 MiB access 0 % age 16.700 s
56 8 addr 126.990 TiB size 62.332 MiB access 0 % age 9.500 s
57 9 addr 126.990 TiB size 13.980 MiB access 0 % age 5.200 s
58 10 addr 126.990 TiB size 9.539 MiB access 100 % age 3.700 s
59 11 addr 126.990 TiB size 16.098 MiB access 0 % age 6.400 s
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/linux-6.15/Documentation/translations/zh_TW/admin-guide/mm/damon/
H A Dusage.rst75 │ │ │ │ │ │ │ │ age/min,max
81 │ │ │ │ │ │ │ │ 0/start,end,nr_accesses,age
227 在 ``access_pattern`` 目錄下，存在三個目錄（ ``sz``, ``nr_accesses``, 和 ``age`` ），
229 ``age`` 目錄下的 ``min`` 和 ``max`` 文件分別寫入和讀取來設置和獲取給定方案的訪問模式。
293 在每個區域目錄中，你會發現四個文件(``start``, ``end``, ``nr_accesses``, and ``age``)。
316 # echo 10 > access_pattern/age/min
317 # echo 20 > access_pattern/age/max
H A Dstart.rst122 $ echo "#min-size max-size min-acc max-acc min-age max-age action" > test_scheme
/linux-6.15/Documentation/translations/zh_CN/admin-guide/mm/damon/
H A Dusage.rst75 │ │ │ │ │ │ │ │ age/min,max
81 │ │ │ │ │ │ │ │ 0/start,end,nr_accesses,age
227 在 ``access_pattern`` 目录下，存在三个目录（ ``sz``, ``nr_accesses``, 和 ``age`` ），
229 ``age`` 目录下的 ``min`` 和 ``max`` 文件分别写入和读取来设置和获取给定方案的访问模式。
293 在每个区域目录中，你会发现四个文件(``start``, ``end``, ``nr_accesses``, and ``age``)。
316 # echo 10 > access_pattern/age/min
317 # echo 20 > access_pattern/age/max
H A Dstart.rst122 $ echo "#min-size max-size min-acc max-acc min-age max-age action" > test_scheme
/linux-6.15/tools/testing/selftests/damon/
H A D_damon_sysfs.py40 age = None variable in DamosAccessPattern
43 def __init__(self, size=None, nr_accesses=None, age=None): argument
46 self.age = age
52 if self.age is None:
53 self.age = [0, 2**64 - 1]
76 os.path.join(self.sysfs_dir(), 'age', 'min'), self.age[0])
80 os.path.join(self.sysfs_dir(), 'age', 'max'), self.age[1])
179 def __init__(self, start, end, nr_accesses, age): argument
183 self.age = age
H A Ddamos_apply_interval.py23 nr_accesses=[5, 20], age=[2, 2**64 - 1]),
30 nr_accesses=[5, 20], age=[2, 2**64 - 1]),
H A Dsysfs_update_schemes_tried_regions_wss_estimation.py20 nr_accesses=[5, 20], age=[2, 2**64 - 1]))] # schemes
/linux-6.15/fs/ubifs/
H A Dshrinker.c58 static int shrink_tnc(struct ubifs_info *c, int nr, int age, int *contention) in shrink_tnc() argument
110 abs(time - znode->time) >= age) { in shrink_tnc()
144 static int shrink_tnc_trees(int nr, int age, int *contention) in shrink_tnc_trees() argument
187 freed += shrink_tnc(c, nr, age, contention); in shrink_tnc_trees()
/linux-6.15/scripts/gdb/linux/
H A Dslab.py119 age = jiffies - track['when']
132 loc['sum_time'] += age
133 loc['min_time'] = min(loc['min_time'], age)
134 loc['max_time'] = max(loc['max_time'], age)
142 'sum_time' : age,
143 'min_time' : age,
144 'max_time' : age,
/linux-6.15/drivers/infiniband/hw/hfi1/
H A Dtrace_ibhdrs.h86 u8 *age, bool *becn, bool *fecn,
92 u8 age, bool becn, bool fecn, u8 l4,
123 __field(u8, age)
160 &__entry->age,
226 __entry->age,
283 __field(u8, age)
320 &__entry->age,
390 __entry->age,
/linux-6.15/fs/f2fs/
H A Dextent_cache.c77 unsigned long age, unsigned long last_blocks, in __set_extent_info() argument
91 ei->age = age; in __set_extent_info()
163 abs(back->age - front->age) <= SAME_AGE_REGION && in __is_extent_mergeable()
672 tei->age, tei->last_blocks); in __update_extent_tree_range()
727 dei.age, dei.last_blocks, in __update_extent_tree_range()
736 dei.age, dei.last_blocks, in __update_extent_tree_range()
902 if (tei.age) in __get_new_block_age()
903 ei->age = __calculate_block_age(sbi, cur_age, tei.age); in __get_new_block_age()
905 ei->age = cur_age; in __get_new_block_age()
907 WARN_ON(ei->age > cur_blocks); in __get_new_block_age()
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H A Dgc.c368 unsigned char age = 0; in get_cb_cost() local
556 unsigned long long age, u, accu; in atgc_lookup_victim() local
598 f2fs_bug_on(sbi, age + u >= UINT_MAX); in atgc_lookup_victim()
600 cost = UINT_MAX - (age + u); in atgc_lookup_victim()
606 p->oldest_age = age; in atgc_lookup_victim()
626 unsigned long long age; in atssr_lookup_victim() local
641 ve = __lookup_victim_entry(sbi, p->age); in atssr_lookup_victim()
652 age = max_mtime - ve->mtime; in atssr_lookup_victim()
663 age = max_mtime - abs(p->age - age); in atssr_lookup_victim()
669 p->oldest_age = age; in atssr_lookup_victim()
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/linux-6.15/drivers/scsi/
H A Dlibiscsi.c1368 int age = 0, i = 0; in iscsi_verify_itt() local
1380 if (age != session->age) { in iscsi_verify_itt()
1417 if (iscsi_cmd(task->sc)->age != conn->session->age) { in iscsi_itt_to_ctask()
1420 iscsi_cmd(task->sc)->age, conn->session->age); in iscsi_itt_to_ctask()
1722 iscsi_cmd(sc)->age = conn->session->age; in iscsi_alloc_task()
1943 wait_event_interruptible(session->ehwait, age != session->age || in iscsi_exec_task_mgmt_fn()
1953 if (age != session->age || in iscsi_exec_task_mgmt_fn()
2351 int age; in iscsi_eh_abort() local
2378 iscsi_cmd(sc)->age != session->age) { in iscsi_eh_abort()
2411 age = session->age; in iscsi_eh_abort()
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/linux-6.15/mm/damon/
H A Dsysfs-schemes.c21 unsigned int age; member
37 sysfs_region->age = region->age; in damon_sysfs_scheme_region_alloc()
75 return sysfs_emit(buf, "%u\n", region->age); in age_show()
106 __ATTR_RO_MODE(age, 0400);
1172 unsigned int age; member
1186 weights->age = age; in damon_sysfs_weights_alloc()
1449 struct damon_sysfs_ul_range *age; member
1499 &access_pattern->age, "age"); in damon_sysfs_access_pattern_add_dirs()
1505 kobject_put(&access_pattern->age->kobj); in damon_sysfs_access_pattern_add_dirs()
1506 access_pattern->age = NULL; in damon_sysfs_access_pattern_add_dirs()
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H A Dcore.c135 region->age = 0; in damon_new_region()
569 static unsigned int damon_age_for_new_attrs(unsigned int age, in damon_age_for_new_attrs() argument
572 return age * old_attrs->aggr_interval / new_attrs->aggr_interval; in damon_age_for_new_attrs()
624 r->age = damon_age_for_new_attrs(r->age, old_attrs, new_attrs); in damon_update_monitoring_result()
1486 s->pattern.min_age_region <= r->age && in __damos_valid_target()
1487 r->age <= s->pattern.max_age_region; in __damos_valid_target()
1787 r->age = 0; in damos_apply_scheme()
2066 l->age = (l->age * sz_l + r->age * sz_r) / (sz_l + sz_r); in damon_merge_two_regions()
2085 r->age = 0; in damon_merge_regions_of()
2087 r->age++; in damon_merge_regions_of()
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/linux-6.15/fs/unicode/
H A Dmkutf8data.c2309 unsigned int age; in corrections_init() local
2806 int age = 0; in utf8agemax() local
2819 age = leaf_age; in utf8agemax()
2822 return age; in utf8agemax()
2833 int age; in utf8agemin() local
2846 age = leaf_age; in utf8agemin()
2849 return age; in utf8agemin()
2859 int age = 0; in utf8nagemax() local
2876 return age; in utf8nagemax()
2887 int age; in utf8nagemin() local
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/linux-6.15/mm/
H A Dksm.c212 rmap_age_t age; member
1003 BUG_ON(age > 1); in remove_rmap_item_from_tree()
1004 if (!age) in remove_rmap_item_from_tree()
2398 if (age <= 3) in skip_age()
2400 if (age <= 5) in skip_age()
2402 if (age <= 8) in skip_age()
2417 rmap_age_t age; in should_skip_rmap_item() local
2430 age = rmap_item->age; in should_skip_rmap_item()
2431 if (age != U8_MAX) in should_skip_rmap_item()
2432 rmap_item->age++; in should_skip_rmap_item()
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/linux-6.15/drivers/md/dm-vdo/
H A Dblock-map.h388 static inline block_count_t vdo_convert_maximum_age(block_count_t age) in vdo_convert_maximum_age() argument
390 return DIV_ROUND_UP(age * RECOVERY_JOURNAL_1_ENTRIES_PER_BLOCK, in vdo_convert_maximum_age()
/linux-6.15/mm/damon/tests/
H A Dcore-kunit.h347 r->age = 20; in damon_test_update_monitoring_result()
353 KUNIT_EXPECT_EQ(test, r->age, 2); in damon_test_update_monitoring_result()
359 KUNIT_EXPECT_EQ(test, r->age, 2); in damon_test_update_monitoring_result()
365 KUNIT_EXPECT_EQ(test, r->age, 20); in damon_test_update_monitoring_result()

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