Searched refs:cnt (Results 1 - 22 of 22) sorted by relevance

/kernel/irq/
H A Dirqdesc.c180 static int alloc_descs(unsigned int start, unsigned int cnt, int node, argument
186 for (i = 0; i < cnt; i++) {
201 bitmap_clear(allocated_irqs, start, cnt);
290 static inline int alloc_descs(unsigned int start, unsigned int cnt, int node, argument
295 for (i = 0; i < cnt; i++) {
386 * @cnt: Number of consecutive irqs to free
388 void irq_free_descs(unsigned int from, unsigned int cnt) argument
392 if (from >= nr_irqs || (from + cnt) > nr_irqs)
395 for (i = 0; i < cnt; i++)
399 bitmap_clear(allocated_irqs, from, cnt);
415 __irq_alloc_descs(int irq, unsigned int from, unsigned int cnt, int node, struct module *owner) argument
468 irq_alloc_hwirqs(int cnt, int node) argument
498 irq_free_hwirqs(unsigned int from, int cnt) argument
[all...]
/kernel/trace/
H A Dtrace_seq.c316 int cnt = 0; local
338 cnt += trace_seq_putmem(s, hex, j);
340 return cnt;
389 * @cnt: The amount to copy
393 * and writes up to @cnt characters or till it reaches the end of
405 int trace_seq_to_user(struct trace_seq *s, char __user *ubuf, int cnt) argument
410 if (!cnt)
417 if (cnt > len)
418 cnt = len;
419 ret = copy_to_user(ubuf, s->buffer + s->readpos, cnt);
[all...]
H A Dtrace_kdb.c24 int cnt = 0, cpu; local
63 if (!cnt)
65 cnt++;
77 if (!cnt)
H A Dtrace.c868 size_t cnt, loff_t *ppos)
882 cnt--;
890 while (cnt && isspace(ch)) {
895 cnt--;
909 while (cnt && !isspace(ch)) {
920 cnt--;
942 static ssize_t trace_seq_to_buffer(struct trace_seq *s, void *buf, size_t cnt) argument
950 if (cnt > len)
951 cnt = len;
952 memcpy(buf, s->buffer + s->readpos, cnt);
867 trace_get_user(struct trace_parser *parser, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
3602 tracing_trace_options_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
3783 tracing_readme_read(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
3873 tracing_saved_cmdlines_size_read(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
3916 tracing_saved_cmdlines_size_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
3946 tracing_saved_tgids_read(struct file *file, char __user *ubuf, size_t cnt, loff_t *ppos) argument
3990 tracing_set_trace_read(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
4277 tracing_set_trace_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
4310 tracing_nsecs_read(unsigned long *ptr, char __user *ubuf, size_t cnt, loff_t *ppos) argument
4324 tracing_nsecs_write(unsigned long *ptr, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
4340 tracing_thresh_read(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
4347 tracing_thresh_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
4372 tracing_max_lat_read(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
4379 tracing_max_lat_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
4543 tracing_read_pipe(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
4783 tracing_entries_read(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
4831 tracing_entries_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
4859 tracing_total_entries_read(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
4883 tracing_free_buffer_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
4913 tracing_mark_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *fpos) argument
5066 tracing_clock_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *fpos) argument
5160 tracing_snapshot_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
5714 unsigned long cnt; local
5783 tracing_read_dyn_info(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
6028 trace_options_read(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
6043 trace_options_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
6080 trace_options_core_read(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
6095 trace_options_core_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
6192 int cnt; local
6221 int cnt; local
6260 rb_simple_read(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
6274 rb_simple_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
6764 int cnt = 0, cpu; local
[all...]
H A Dtrace_events.c592 size_t cnt, loff_t *ppos)
599 if (!cnt)
609 read = trace_get_user(&parser, ubuf, cnt, ppos);
722 event_enable_read(struct file *filp, char __user *ubuf, size_t cnt, argument
748 return simple_read_from_buffer(ubuf, cnt, ppos, buf, strlen(buf));
752 event_enable_write(struct file *filp, const char __user *ubuf, size_t cnt, argument
759 ret = kstrtoul_from_user(ubuf, cnt, 10, &val);
782 *ppos += cnt;
784 return ret ? ret : cnt;
788 system_enable_read(struct file *filp, char __user *ubuf, size_t cnt, argument
591 ftrace_event_write(struct file *file, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
834 system_enable_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
1005 event_id_read(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
1023 event_filter_read(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
1055 event_filter_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
1195 subsystem_filter_read(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
1221 subsystem_filter_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
1252 show_header(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
[all...]
H A Dtrace_mmiotrace.c130 unsigned long cnt = atomic_xchg(&dropped_count, 0); local
134 cnt += over - prev_overruns;
136 return cnt;
140 char __user *ubuf, size_t cnt, loff_t *ppos)
169 ret = trace_seq_to_user(s, ubuf, cnt);
139 mmio_read(struct trace_iterator *iter, struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
H A Dtrace_selftest.c63 unsigned long flags, cnt = 0; local
70 cnt = ring_buffer_entries(buf->buffer);
90 *count = cnt;
183 static int trace_selftest_ops(struct trace_array *tr, int cnt) argument
194 pr_info("Testing dynamic ftrace ops #%d: ", cnt);
219 if (cnt > 1) {
234 if (cnt > 1) {
273 if (cnt > 1) {
301 if (cnt > 1)
H A Dring_buffer_benchmark.c223 int cnt = 0; local
249 cnt++;
250 if (consumer && !(cnt % wakeup_interval))
263 if (cnt % wakeup_interval)
H A Dftrace.c167 int cnt = 0; local
173 cnt++;
177 return cnt;
934 size_t cnt, loff_t *ppos)
939 ret = kstrtoul_from_user(ubuf, cnt, 10, &val);
950 cnt = ret;
956 cnt = ret;
972 *ppos += cnt;
974 return cnt;
979 size_t cnt, loff_
933 ftrace_profile_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
978 ftrace_profile_read(struct file *filp, char __user *ubuf, size_t cnt, loff_t *ppos) argument
2549 int cnt = 0; local
2594 int cnt = ref; local
2641 int cnt; local
2681 int cnt; local
3715 ftrace_regex_write(struct file *file, const char __user *ubuf, size_t cnt, loff_t *ppos, int enable) argument
3754 ftrace_filter_write(struct file *file, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
3761 ftrace_notrace_write(struct file *file, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
4349 ftrace_graph_write(struct file *file, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
5113 ftrace_pid_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
[all...]
H A Dtrace_events_trigger.c228 size_t cnt, loff_t *ppos)
234 if (!cnt)
237 if (cnt >= PAGE_SIZE)
244 if (copy_from_user(buf, ubuf, cnt)) {
248 buf[cnt] = '\0';
265 *ppos += cnt;
266 ret = cnt;
285 size_t cnt, loff_t *ppos)
287 return event_trigger_regex_write(filp, ubuf, cnt, ppos);
226 event_trigger_regex_write(struct file *file, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
284 event_trigger_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument
H A Dtrace_functions_graph.c1545 graph_depth_write(struct file *filp, const char __user *ubuf, size_t cnt, argument
1551 ret = kstrtoul_from_user(ubuf, cnt, 10, &val);
1557 *ppos += cnt;
1559 return cnt;
1563 graph_depth_read(struct file *filp, char __user *ubuf, size_t cnt, argument
1571 return simple_read_from_buffer(ubuf, cnt, ppos, buf, n);
H A Dtrace_events_filter.c126 unsigned int cnt; member in struct:filter_parse_state::__anon58
1044 ps->infix.cnt = strlen(infix_string);
1053 ps->infix.cnt--;
1068 ps->infix.cnt--;
H A Dring_buffer.c4711 int cnt; member in struct:rb_test_data
4739 int cnt; local
4742 cnt = data->cnt + (nested ? 27 : 0);
4744 /* Multiply cnt by ~e, to make some unique increment */
4745 size = (data->cnt * 68 / 25) % (sizeof(rb_string) - 1);
4804 data->cnt++;
4808 usleep_range(((data->cnt % 3) + 1) * 100, 1000);
4855 rb_data[cpu].cnt = cpu;
H A Dtrace.h368 size_t cnt, loff_t *ppos);
906 size_t cnt, loff_t *ppos);
/kernel/
H A Dsoftirq.c95 void __local_bh_disable_ip(unsigned long ip, unsigned int cnt) argument
109 __preempt_count_add(cnt);
113 if (softirq_count() == (cnt & SOFTIRQ_MASK))
117 if (preempt_count() == cnt)
123 static void __local_bh_enable(unsigned int cnt) argument
127 if (softirq_count() == (cnt & SOFTIRQ_MASK))
129 preempt_count_sub(cnt);
144 void __local_bh_enable_ip(unsigned long ip, unsigned int cnt) argument
159 preempt_count_sub(cnt - 1);
H A Dksysfs.c117 unsigned long cnt; local
120 if (kstrtoul(buf, 0, &cnt))
123 ret = crash_shrink_memory(cnt);
H A Dcpuset.c69 int cnt; /* unprocessed events count */ member in struct:fmeter
1359 #define FM_MAXCNT 1000000 /* limit cnt to avoid overflow */
1365 fmp->cnt = 0;
1371 /* Internal meter update - process cnt events and update value */
1385 fmp->val += ((FM_SCALE - FM_COEF) * fmp->cnt) / FM_SCALE;
1386 fmp->cnt = 0;
1389 /* Process any previous ticks, then bump cnt by one (times scale). */
1394 fmp->cnt = min(FM_MAXCNT, fmp->cnt + FM_SCALE);
/kernel/time/
H A Dclocksource.c914 ssize_t sysfs_get_uname(const char *buf, char *dst, size_t cnt) argument
916 size_t ret = cnt;
919 if (!cnt || cnt >= CS_NAME_LEN)
923 if (buf[cnt-1] == '\n')
924 cnt--;
925 if (cnt > 0)
926 memcpy(dst, buf, cnt);
927 dst[cnt] = 0;
H A Dtick-internal.h36 extern ssize_t sysfs_get_uname(const char *buf, char *dst, size_t cnt);
/kernel/locking/
H A Dmutex.c951 * @cnt: the atomic which we are to dec
956 int atomic_dec_and_mutex_lock(atomic_t *cnt, struct mutex *lock) argument
959 if (atomic_add_unless(cnt, -1, 1))
963 if (!atomic_dec_and_test(cnt)) {
/kernel/power/
H A Dsnapshot.c1083 unsigned int cnt = 0; local
1087 cnt += zone_page_state(zone, NR_FREE_PAGES);
1089 return cnt;
2154 unsigned int cnt = 0; local
2160 cnt++;
2164 return cnt;
/kernel/sched/
H A Dcore.c227 size_t cnt, loff_t *ppos)
234 if (cnt > 63)
235 cnt = 63;
237 if (copy_from_user(&buf, ubuf, cnt))
240 buf[cnt] = 0;
251 *ppos += cnt;
253 return cnt;
226 sched_feat_write(struct file *filp, const char __user *ubuf, size_t cnt, loff_t *ppos) argument

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