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/linux/Documentation/devicetree/bindings/regulator/
H A Dregulator.yaml34 regulator-input-current-limit-microamp:
127 description: Set over current protection limit. This is a limit where
130 limit setting can be omitted.
133 description: Set over current error limit. This is a limit where part of
136 that detection should be enabled but limit setting can be omitted.
139 description: Set over current warning limit. This is a limit where hardware
140 is assumed still to be functional but approaching limit where it gets
143 be enabled but limit setting can be omitted.
146 description: Set over voltage protection limit. This is a limit where
149 limit setting can be omitted. Limit is given as microvolt offset from
[all …]
/linux/arch/arm64/lib/
H A Dmemcmp.S22 #define limit x2 macro
36 subs limit, limit, 8
44 subs limit, limit, 8
47 ldr data1, [src1, limit]
48 ldr data2, [src2, limit]
59 subs limit, limit, 16
63 try to align, so limit it only to strings larger than 128 bytes. */
64 cmp limit, 96
69 add limit, limit, tmp1
74 Limit is pre-decremented by 16 and must be larger than zero.
[all …]
H A Dstrncmp.S26 #define limit x2 macro
62 cbz limit, L(ret0)
78 subs limit, limit, #8
91 add limit, limit, 8 /* Rewind limit to before last subs. */
93 /* Limit was reached. Check if the NUL byte or the difference
94 is before the limit. */
100 cmp limit, pos, lsr #3
109 /* Not reached the limit, must have found the end or a diff. */
110 tbz limit, #63, L(not_limit)
111 add tmp1, limit, 8
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/linux/tools/testing/selftests/net/forwarding/
H A Dsch_red.sh58 rate 10Mbit burst 10K limit 1M
104 rate 10Mbit burst 10K limit 1M
257 local limit=$1; shift
261 # Build the below-the-limit backlog using UDP. We could use TCP just
263 # length is below the limit. The main stream is using TCP, and if the
264 # limit is misconfigured, we would see this traffic being ECN marked.
266 backlog=$(build_backlog $((2 * limit / 3)) udp)
269 check_err $? "backlog $backlog / $limit Got $pct% marked packets, expected == 0."
270 log_test "$name backlog < limit"
273 # backlog crosses the limit, and we want to make sure that the backlog
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/linux/net/netfilter/
H A Dnft_limit.c24 struct nft_limit *limit; member
37 spin_lock_bh(&priv->limit->lock); in nft_limit_eval()
39 tokens = priv->limit->tokens + now - priv->limit->last; in nft_limit_eval()
43 priv->limit->last = now; in nft_limit_eval()
46 priv->limit->tokens = delta; in nft_limit_eval()
47 spin_unlock_bh(&priv->limit->lock); in nft_limit_eval()
50 priv->limit->tokens = tokens; in nft_limit_eval()
51 spin_unlock_bh(&priv->limit->lock); in nft_limit_eval()
113 priv->limit = kmalloc(sizeof(*priv->limit), GFP_KERNEL_ACCOUNT); in nft_limit_init()
114 if (!priv->limit) in nft_limit_init()
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H A Dnf_conntrack_sip.c67 const char *limit, int *shift) in string_len() argument
71 while (dptr < limit && isalpha(*dptr)) { in string_len()
79 const char *limit, int *shift) in digits_len() argument
82 while (dptr < limit && isdigit(*dptr)) { in digits_len()
100 static int word_len(const char *dptr, const char *limit) in word_len() argument
103 while (dptr < limit && iswordc(*dptr)) { in word_len()
111 const char *limit, int *shift) in callid_len() argument
115 len = word_len(dptr, limit); in callid_len()
117 if (!len || dptr == limit || *dptr != '@') in callid_len()
122 domain_len = word_len(dptr, limit); in callid_len()
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/linux/Documentation/hwmon/
H A Dina209.rst44 in0_max shunt voltage max alarm limit (mV)
45 in0_min shunt voltage min alarm limit (mV)
46 in0_crit_max shunt voltage crit max alarm limit (mV)
47 in0_crit_min shunt voltage crit min alarm limit (mV)
48 in0_max_alarm shunt voltage max alarm limit exceeded
49 in0_min_alarm shunt voltage min alarm limit exceeded
50 in0_crit_max_alarm shunt voltage crit max alarm limit exceeded
51 in0_crit_min_alarm shunt voltage crit min alarm limit exceeded
57 in1_max bus voltage max alarm limit (mV)
58 in1_min bus voltage min alarm limit (mV)
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/linux/lib/
H A Ddynamic_queue_limits.c82 /* Records completed count and recalculates the queue limit */
85 unsigned int inprogress, prev_inprogress, limit; in dql_completed() local
102 limit = dql->limit; in dql_completed()
103 ovlimit = POSDIFF(num_queued - dql->num_completed, limit); in dql_completed()
112 * - The queue was over-limit in the last interval, in dql_completed()
115 * - The queue was over-limit in the previous interval and in dql_completed()
121 * When queue is starved increase the limit by the amount in dql_completed()
123 * plus any previous over-limit. in dql_completed()
125 limit += POSDIFF(completed, dql->prev_num_queued) + in dql_completed()
131 * Queue was not starved, check if the limit can be decreased. in dql_completed()
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/linux/Documentation/ABI/testing/
H A Dsysfs-driver-intel-xe-hwmon5 Description: RW. Card reactive sustained (PL1) power limit in microwatts.
9 exceeds this limit. A read value of 0 means that the PL1
10 power limit is disabled, writing 0 disables the
11 limit. Writing values > 0 and <= TDP will enable the power limit.
19 Description: RO. Card default power limit (default TDP setting).
36 Description: RW. Card sustained power limit interval (Tau in PL1/Tau) in
45 Description: RW. Package reactive sustained (PL1) power limit in microwatts.
49 exceeds this limit. A read value of 0 means that the PL1
50 power limit is disabled, writing 0 disables the
51 limit. Writing values > 0 and <= TDP will enable the power limit.
[all …]
H A Dsysfs-driver-intel-i915-hwmon13 Description: RW. Card reactive sustained (PL1/Tau) power limit in microwatts.
17 exceeds this limit. A read value of 0 means that the PL1
18 power limit is disabled, writing 0 disables the
19 limit. Writing values > 0 will enable the power limit.
27 Description: RO. Card default power limit (default TDP setting).
35 Description: RW. Sustained power limit interval (Tau in PL1/Tau) in
44 Description: RW. Card reactive critical (I1) power limit in microwatts.
46 Card reactive critical (I1) power limit in microwatts is exposed
49 this limit.
57 Description: RW. Card reactive critical (I1) power limit in milliamperes.
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/linux/fs/quota/
H A Dquotaio_v2.h40 __le32 dqb_ihardlimit; /* absolute limit on allocated inodes */
41 __le32 dqb_isoftlimit; /* preferred inode limit */
43 __le32 dqb_bhardlimit; /* absolute limit on disk space (in QUOTABLOCK_SIZE) */
44 __le32 dqb_bsoftlimit; /* preferred limit on disk space (in QUOTABLOCK_SIZE) */
46 __le64 dqb_btime; /* time limit for excessive disk use */
47 __le64 dqb_itime; /* time limit for excessive inode use */
53 __le64 dqb_ihardlimit; /* absolute limit on allocated inodes */
54 __le64 dqb_isoftlimit; /* preferred inode limit */
56 __le64 dqb_bhardlimit; /* absolute limit on disk space (in QUOTABLOCK_SIZE) */
57 __le64 dqb_bsoftlimit; /* preferred limit on disk space (in QUOTABLOCK_SIZE) */
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/linux/arch/x86/mm/
H A Damdtopology.c82 u64 base, limit; in amd_numa_init() local
85 limit = read_pci_config(0, nb, 1, 0x44 + i*8); in amd_numa_init()
87 nodeids[i] = nodeid = limit & 7; in amd_numa_init()
95 base, limit); in amd_numa_init()
99 if (!limit) { in amd_numa_init()
104 if ((base >> 8) & 3 || (limit >> 8) & 3) { in amd_numa_init()
106 nodeid, (base >> 8) & 3, (limit >> 8) & 3); in amd_numa_init()
115 limit >>= 16; in amd_numa_init()
116 limit++; in amd_numa_init()
117 limit <<= 24; in amd_numa_init()
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/linux/tools/testing/selftests/drivers/net/mlxsw/
H A Dsch_red_core.sh141 burst 128K limit 1G
203 burst 128K limit 1G
417 local limit=$1; shift
421 # Build the below-the-limit backlog using UDP. We could use TCP just
423 # length is below the limit. The main stream is using TCP, and if the
424 # limit is misconfigured, we would see this traffic being ECN marked.
426 backlog=$(build_backlog $vlan $((2 * limit / 3)) udp)
429 check_err $? "backlog $backlog / $limit Got $pct% marked packets, expected == 0."
430 log_test "TC $((vlan - 10)): $name backlog < limit"
433 # backlog crosses the limit, and we want to make sure that the backlog
[all …]
/linux/tools/testing/selftests/tc-testing/tc-tests/qdiscs/
H A Dchoke.json14 "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root choke limit 1000 bandwidth 10000",
17 "matchPattern": "qdisc choke 1: root refcnt [0-9]+ limit 1000p min 83p max 250p",
35 …"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root choke limit 1000 bandwidth 10000 min 100",
38 "matchPattern": "qdisc choke 1: root refcnt [0-9]+ limit 1000p min 100p max 250p",
56 …"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root choke limit 1000 bandwidth 10000 max 900",
59 "matchPattern": "qdisc choke 1: root refcnt [0-9]+ limit 1000p min.*max 900p",
77 … "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root choke limit 1000 bandwidth 10000 ecn",
80 "matchPattern": "qdisc choke 1: root refcnt [0-9]+ limit 1000p min 83p max 250p ecn",
98 …"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root choke limit 1000 bandwidth 10000 burst 10…
101 "matchPattern": "qdisc choke 1: root refcnt [0-9]+ limit 1000p min 83p max 250p",
[all …]
H A Dred.json14 …"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root red limit 1M avpkt 1500 min 100K max 300K…
17 "matchPattern": "qdisc red 1: root .* limit 1Mb min 100Kb max 300Kb $",
35 …"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root red adaptive limit 1M avpkt 1500 min 100K…
38 "matchPattern": "qdisc red 1: root .* limit 1Mb min 100Kb max 300Kb adaptive $",
56 …"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root red ecn limit 1M avpkt 1500 min 100K max …
59 "matchPattern": "qdisc red 1: root .* limit 1Mb min 100Kb max 300Kb ecn $",
77 …"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root red ecn adaptive limit 1M avpkt 1500 min …
80 "matchPattern": "qdisc red 1: root .* limit 1Mb min 100Kb max 300Kb ecn adaptive $",
98 …"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root red ecn harddrop limit 1M avpkt 1500 min …
101 "matchPattern": "qdisc red 1: root .* limit 1Mb min 100Kb max 300Kb ecn harddrop $",
[all …]
H A Dfq_codel.json17 …"matchPattern": "qdisc fq_codel 1: root refcnt [0-9]+ limit 10240p flows 1024 quantum.*target 5ms …
25 "name": "Create FQ_CODEL with limit setting",
35 "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root fq_codel limit 1000",
38 …"matchPattern": "qdisc fq_codel 1: root refcnt [0-9]+ limit 1000p flows 1024 quantum.*target 5ms i…
59 …"matchPattern": "qdisc fq_codel 1: root refcnt [0-9]+ limit 10240p flows 1024 quantum.*target 5ms …
80 …"matchPattern": "qdisc fq_codel 1: root refcnt [0-9]+ limit 10240p flows 1024 quantum.*target 2ms …
101 …"matchPattern": "qdisc fq_codel 1: root refcnt [0-9]+ limit 10240p flows 1024 quantum.*target 5ms …
122 …"matchPattern": "qdisc fq_codel 1: root refcnt [0-9]+ limit 10240p flows 1024 quantum 9000 target …
143 …"matchPattern": "qdisc fq_codel 1: root refcnt [0-9]+ limit 10240p flows 1024 quantum.*target 5ms …
164 …"matchPattern": "qdisc fq_codel 1: root refcnt [0-9]+ limit 10240p flows 1024 quantum.*target 5ms …
[all …]
H A Dfq.json17 "matchPattern": "qdisc fq 1: root refcnt [0-9]+ limit",
25 "name": "Create FQ with limit packet setting",
35 "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root fq limit 3000",
38 "matchPattern": "qdisc fq 1: root refcnt [0-9]+ limit 3000p",
59 "matchPattern": "qdisc fq 1: root refcnt [0-9]+ limit 10000p flow_limit 300p",
80 … "matchPattern": "qdisc fq 1: root refcnt [0-9]+ limit 10000p flow_limit 100p.*quantum 9000b",
101 …"matchPattern": "qdisc fq 1: root refcnt [0-9]+ limit 10000p flow_limit 100p buckets.*initial_quan…
142 …"matchPattern": "qdisc fq 1: root refcnt [0-9]+ limit 10000p flow_limit 100p buckets.*maxrate 100K…
163 "matchPattern": "qdisc fq 1: root refcnt [0-9]+ limit 10000p flow_limit 100p.*nopacing",
184 … "matchPattern": "qdisc fq 1: root refcnt [0-9]+ limit 10000p flow_limit 100p.*refill_delay 100ms",
[all …]
H A Dcodel.json17 "matchPattern": "qdisc codel 1: root refcnt [0-9]+ limit 1000p target 5ms interval 100ms",
25 "name": "Create CODEL with limit packet setting",
35 "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root codel limit 1500",
38 "matchPattern": "qdisc codel 1: root refcnt [0-9]+ limit 1500p target 5ms interval 100ms",
59 "matchPattern": "qdisc codel 1: root refcnt [0-9]+ limit 1000p target 100ms interval 100ms",
80 "matchPattern": "qdisc codel 1: root refcnt [0-9]+ limit 1000p target 5ms interval 20ms",
101 … "matchPattern": "qdisc codel 1: root refcnt [0-9]+ limit 1000p target 5ms interval 100ms ecn",
122 …"matchPattern": "qdisc codel 1: root refcnt [0-9]+ limit 1000p target 5ms ce_threshold 20ms interv…
144 "matchPattern": "qdisc codel 1: root refcnt [0-9]+ limit 1000p target 5ms interval 100ms",
151 "name": "Replace CODEL with limit setting",
[all …]
H A Dtbf.json14 … "cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root tbf limit 1000 burst 1500 rate 10000",
17 "matchPattern": "qdisc tbf 1: root refcnt [0-9]+ rate 10Kbit burst 1500b limit 1000b",
35 …"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root tbf limit 1000 burst 1500 rate 20000 mtu …
38 "matchPattern": "qdisc tbf 1: root refcnt [0-9]+ rate 20Kbit burst 1500b limit 1000b",
56 …"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root tbf limit 1000 burst 1500 rate 20000 mtu …
59 …": "qdisc tbf 1: root refcnt [0-9]+ rate 20Kbit burst 1500b peakrate 30Kbit minburst.*limit 1000b",
98 …"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root tbf limit 1000 burst 1500 rate 20000 over…
101 …"matchPattern": "qdisc tbf 1: root refcnt [0-9]+ rate 20Kbit burst 1800b limit 1000b overhead 300",
119 …"cmdUnderTest": "$TC qdisc add dev $DUMMY handle 1: root tbf limit 1000 burst 1500 rate 20000 link…
122 …"matchPattern": "qdisc tbf 1: root refcnt [0-9]+ rate 20Kbit burst 1696b limit 1000b linklayer atm…
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/linux/kernel/cgroup/
H A Dpids.c6 * after a certain limit is reached.
8 * Since it is trivial to hit the task limit without hitting any kmemcg limits
21 * To set a cgroup to have no limit, set pids.max to "max". This is the default
23 * stringent limit in the hierarchy is followed).
42 /* Fork failed in subtree because this pids_cgroup limit was hit. */
44 /* Fork failed in this pids_cgroup because ancestor limit was hit. */
57 atomic64_t limit; member
87 atomic64_set(&pids->limit, PIDS_MAX); in pids_css_alloc()
141 * This function does *not* follow the pid limit set. It cannot fail and the new
142 * pid count may exceed the limit. This is only used for reverting failed
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/linux/Documentation/devicetree/bindings/power/supply/
H A Dgpio-charger.yaml42 charge-current-limit-gpios:
47 charge-current-limit-mapping:
50 current limit.
55 Current limit in uA
58 charge-current-limit-gpios property. Bit 1 second to last
70 - charge-current-limit-gpios
73 charge-current-limit-gpios: [ charge-current-limit-mapping ]
74 charge-current-limit-mapping: [ charge-current-limit-gpios ]
89 charge-current-limit-gpios = <&gpioA 11 GPIO_ACTIVE_HIGH>,
91 charge-current-limit-mapping = <2500000 0x00>, // 2.5 A => both GPIOs low
/linux/net/sched/
H A Dsch_fifo.c23 READ_ONCE(sch->limit))) in bfifo_enqueue()
32 if (likely(sch->q.qlen < READ_ONCE(sch->limit))) in pfifo_enqueue()
43 if (likely(sch->q.qlen < READ_ONCE(sch->limit))) in pfifo_tail_enqueue()
47 /* queue full, remove one skb to fulfill the limit */ in pfifo_tail_enqueue()
104 u32 limit = qdisc_dev(sch)->tx_queue_len; in __fifo_init() local
107 limit *= psched_mtu(qdisc_dev(sch)); in __fifo_init()
109 WRITE_ONCE(sch->limit, limit); in __fifo_init()
116 WRITE_ONCE(sch->limit, ctl->limit); in __fifo_init()
120 bypass = sch->limit >= psched_mtu(qdisc_dev(sch)); in __fifo_init()
122 bypass = sch->limit >= 1; in __fifo_init()
[all …]
/linux/fs/romfs/
H A Dstorage.c131 unsigned long pos, size_t limit) in romfs_blk_strnlen() argument
140 while (limit > 0) { in romfs_blk_strnlen()
142 segment = min_t(size_t, limit, ROMBSIZE - offset); in romfs_blk_strnlen()
151 limit -= segment; in romfs_blk_strnlen()
217 size_t limit; in romfs_dev_read() local
219 limit = romfs_maxsize(sb); in romfs_dev_read()
220 if (pos >= limit || buflen > limit - pos) in romfs_dev_read()
240 size_t limit; in romfs_dev_strnlen() local
242 limit = romfs_maxsize(sb); in romfs_dev_strnlen()
243 if (pos >= limit) in romfs_dev_strnlen()
[all …]
/linux/drivers/clk/bcm/
H A Dclk-kona-setup.c21 u32 limit; in ccu_data_offsets_valid() local
23 limit = ccu->range - sizeof(u32); in ccu_data_offsets_valid()
24 limit = round_down(limit, sizeof(u32)); in ccu_data_offsets_valid()
26 if (ccu_policy->enable.offset > limit) { in ccu_data_offsets_valid()
29 ccu->name, ccu_policy->enable.offset, limit); in ccu_data_offsets_valid()
32 if (ccu_policy->control.offset > limit) { in ccu_data_offsets_valid()
35 ccu->name, ccu_policy->control.offset, limit); in ccu_data_offsets_valid()
80 u32 limit; in peri_clk_data_offsets_valid() local
87 limit = range - sizeof(u32); in peri_clk_data_offsets_valid()
88 limit = round_down(limit, sizeof(u32)); in peri_clk_data_offsets_valid()
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/linux/net/wireless/
H A Dof.c30 struct ieee80211_freq_range *limit = &freq_limits[i]; in wiphy_freq_limits_valid_chan() local
32 if (cfg80211_does_bw_fit_range(limit, in wiphy_freq_limits_valid_chan()
91 prop = of_find_property(np, "ieee80211-freq-limit", &len); in wiphy_read_of_freq_limits()
96 dev_err(dev, "ieee80211-freq-limit wrong format"); in wiphy_read_of_freq_limits()
109 struct ieee80211_freq_range *limit = &freq_limits[i]; in wiphy_read_of_freq_limits() local
111 p = of_prop_next_u32(prop, p, &limit->start_freq_khz); in wiphy_read_of_freq_limits()
117 p = of_prop_next_u32(prop, p, &limit->end_freq_khz); in wiphy_read_of_freq_limits()
123 if (!limit->start_freq_khz || in wiphy_read_of_freq_limits()
124 !limit->end_freq_khz || in wiphy_read_of_freq_limits()
125 limit->start_freq_khz >= limit->end_freq_khz) { in wiphy_read_of_freq_limits()

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