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Searched refs:len (Results 1 – 25 of 61) sorted by relevance

123

/kernel/trace/
Dtrace_seq.c85 unsigned int save_len = s->seq.len; in trace_seq_printf()
99 s->seq.len = save_len; in trace_seq_printf()
116 unsigned int save_len = s->seq.len; in trace_seq_bitmask()
126 s->seq.len = save_len; in trace_seq_bitmask()
145 unsigned int save_len = s->seq.len; in trace_seq_vprintf()
156 s->seq.len = save_len; in trace_seq_vprintf()
179 unsigned int save_len = s->seq.len; in trace_seq_bprintf()
190 s->seq.len = save_len; in trace_seq_bprintf()
209 unsigned int len = strlen(str); in trace_seq_puts() local
216 if (len > TRACE_SEQ_BUF_LEFT(s)) { in trace_seq_puts()
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Dtrace_export.c94 #define __array(type, item, len) \ argument
96 char *type_str = #type"["__stringify(len)"]"; \
97 BUILD_BUG_ON(len > MAX_FILTER_STR_VAL); \
107 #define __array_desc(type, container, item, len) \ argument
108 BUILD_BUG_ON(len > MAX_FILTER_STR_VAL); \
109 ret = trace_define_field(event_call, #type "[" #len "]", #item, \
151 #define __array(type, item, len) argument
154 #define __array_desc(type, container, item, len) argument
Dtrace_events_filter.c221 int len = strlen(*addr) + 1; /* including tailing '\0' */ in filter_pred_pchar() local
223 cmp = pred->regex.match(*addr, &pred->regex, len); in filter_pred_pchar()
316 static int regex_match_full(char *str, struct regex *r, int len) in regex_match_full() argument
318 if (strncmp(str, r->pattern, len) == 0) in regex_match_full()
323 static int regex_match_front(char *str, struct regex *r, int len) in regex_match_front() argument
325 if (len < r->len) in regex_match_front()
328 if (strncmp(str, r->pattern, r->len) == 0) in regex_match_front()
333 static int regex_match_middle(char *str, struct regex *r, int len) in regex_match_middle() argument
335 if (strnstr(str, r->pattern, len)) in regex_match_middle()
340 static int regex_match_end(char *str, struct regex *r, int len) in regex_match_end() argument
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Dtrace.c1010 int len; in trace_seq_to_buffer() local
1015 len = trace_seq_used(s) - s->seq.readpos; in trace_seq_to_buffer()
1016 if (cnt > len) in trace_seq_to_buffer()
1017 cnt = len; in trace_seq_to_buffer()
1687 unsigned long len, in trace_buffer_lock_reserve() argument
1692 event = ring_buffer_lock_reserve(buffer, len); in trace_buffer_lock_reserve()
1727 int type, unsigned long len, in trace_event_buffer_lock_reserve() argument
1734 type, len, flags, pc); in trace_event_buffer_lock_reserve()
1744 type, len, flags, pc); in trace_event_buffer_lock_reserve()
1752 int type, unsigned long len, in trace_current_buffer_lock_reserve() argument
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Dtrace_probe.c62 int len = *(u32 *)data >> 16; in PRINT_TYPE_FUNC_NAME() local
64 if (!len) in PRINT_TYPE_FUNC_NAME()
661 static int __set_print_fmt(struct trace_probe *tp, char *buf, int len, in __set_print_fmt() argument
678 #define LEN_OR_ZERO (len ? len - pos : 0) in __set_print_fmt()
707 int len; in set_print_fmt() local
711 len = __set_print_fmt(tp, NULL, 0, is_return); in set_print_fmt()
712 print_fmt = kmalloc(len + 1, GFP_KERNEL); in set_print_fmt()
717 __set_print_fmt(tp, print_fmt, len + 1, is_return); in set_print_fmt()
Dtrace_probe.h72 #define make_data_rloc(len, roffs) \ argument
73 (((u32)(len) << 16) | ((u32)(roffs) & 0xffff))
351 u32 len; in __get_data_size() local
355 call_fetch(&tp->args[i].fetch_size, regs, &len); in __get_data_size()
356 ret += len; in __get_data_size()
Dtrace_functions_graph.c508 int len; in print_graph_proc() local
516 len = strlen(comm) + strlen(pid_str) + 1; in print_graph_proc()
518 if (len < TRACE_GRAPH_PROCINFO_LENGTH) in print_graph_proc()
519 spaces = TRACE_GRAPH_PROCINFO_LENGTH - len; in print_graph_proc()
708 int len; in trace_print_graph_duration() local
716 len = strlen(usecs_str); in trace_print_graph_duration()
719 if (len < 7) { in trace_print_graph_duration()
720 size_t slen = min_t(size_t, sizeof(nsecs_str), 8UL - len); in trace_print_graph_duration()
724 len += strlen(nsecs_str) + 1; in trace_print_graph_duration()
730 for (i = len; i < 8; i++) in trace_print_graph_duration()
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/kernel/printk/
Dprintk.c233 u16 len; /* length of entire record */ member
324 if (!msg->len) in log_from_idx()
340 if (!msg->len) { in log_next()
342 return msg->len; in log_next()
344 return idx + msg->len; in log_next()
477 msg->len = size; in log_store()
480 log_next_idx += msg->len; in log_store()
625 size_t len = iov_iter_count(from); in devkmsg_write() local
626 ssize_t ret = len; in devkmsg_write()
628 if (len > LOG_LINE_MAX) in devkmsg_write()
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/kernel/power/
Dwakelock.c41 int len = 0; in pm_show_wakelocks() local
48 len += sysfs_emit_at(buf, len, "%s ", wl->name); in pm_show_wakelocks()
50 len += sysfs_emit_at(buf, len, "\n"); in pm_show_wakelocks()
53 return len; in pm_show_wakelocks()
145 static struct wakelock *wakelock_lookup_add(const char *name, size_t len, in wakelock_lookup_add() argument
157 diff = strncmp(name, wl->name, len); in wakelock_lookup_add()
159 if (wl->name[len]) in wakelock_lookup_add()
180 wl->name = kstrndup(name, len, GFP_KERNEL); in wakelock_lookup_add()
199 size_t len; in pm_wake_lock() local
208 len = str - buf; in pm_wake_lock()
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Dmain.c120 int len; in pm_test_store() local
124 len = p ? p - buf : n; in pm_test_store()
130 if (*s && len == strlen(*s) && !strncmp(buf, *s, len)) { in pm_test_store()
340 int len; in decode_state() local
343 len = p ? p - buf : n; in decode_state()
346 if (len == 4 && !strncmp(buf, "disk", len)) in decode_state()
353 if (label && len == strlen(label) && !strncmp(buf, label, len)) in decode_state()
Dhibernate.c941 int len; in disk_store() local
949 len = p ? p - buf : n; in disk_store()
953 if (len == strlen(hibernation_modes[i]) in disk_store()
954 && !strncmp(buf, hibernation_modes[i], len)) { in disk_store()
997 int len = n; in resume_store() local
1000 if (len && buf[len-1] == '\n') in resume_store()
1001 len--; in resume_store()
1002 name = kstrndup(buf, len, GFP_KERNEL); in resume_store()
/kernel/debug/kdb/
Dkdb_io.c212 int len = strlen(buffer); in kdb_read() local
225 if (len > 0) { in kdb_read()
226 cp += len; in kdb_read()
227 if (*(buffer+len-1) == '\n') in kdb_read()
345 len = strlen(p_tmp); in kdb_read()
366 *(p_tmp + len) = '\0'; in kdb_read()
377 strncpy(cp, p_tmp+len, len_tmp-len + 1); in kdb_read()
378 len = len_tmp - len; in kdb_read()
380 cp += len; in kdb_read()
381 lastchar += len; in kdb_read()
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Dkdb_main.c822 int len; in parse_grep() local
841 len = strlen(cp); in parse_grep()
842 if (len == 0) { in parse_grep()
863 len = strlen(cp); in parse_grep()
865 if (*(cp+len-1) == '$') { in parse_grep()
867 *(cp+len-1) = '\0'; in parse_grep()
869 len = strlen(cp); in parse_grep()
870 if (!len) in parse_grep()
872 if (len >= KDB_GREP_STRLEN) { in parse_grep()
1842 int len = kdb_check_regs(); in kdb_rd() local
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/kernel/
Daudit.c822 u32 len; in audit_receive_msg() local
1022 len = 0; in audit_receive_msg()
1024 err = security_secid_to_secctx(audit_sig_sid, &ctx, &len); in audit_receive_msg()
1028 sig_data = kmalloc(sizeof(*sig_data) + len, GFP_KERNEL); in audit_receive_msg()
1031 security_release_secctx(ctx, len); in audit_receive_msg()
1037 memcpy(sig_data->ctx, ctx, len); in audit_receive_msg()
1038 security_release_secctx(ctx, len); in audit_receive_msg()
1041 sig_data, sizeof(*sig_data) + len); in audit_receive_msg()
1105 int len; in audit_receive_skb() local
1109 len = skb->len; in audit_receive_skb()
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Dkallsyms.c94 int len, skipped_first = 0; in kallsyms_expand_symbol() local
99 len = *data; in kallsyms_expand_symbol()
106 off += len + 1; in kallsyms_expand_symbol()
112 while (len) { in kallsyms_expand_symbol()
115 len--; in kallsyms_expand_symbol()
362 int len; in __sprint_symbol() local
371 len = strlen(buffer); in __sprint_symbol()
375 len += sprintf(buffer + len, "+%#lx/%#lx", offset, size); in __sprint_symbol()
378 len += sprintf(buffer + len, " [%s]", modname); in __sprint_symbol()
380 return len; in __sprint_symbol()
Dsysctl.c1928 size_t len; in _proc_do_string() local
1940 len = strlen(data); in _proc_do_string()
1941 if (len > maxlen - 1) in _proc_do_string()
1942 len = maxlen - 1; in _proc_do_string()
1944 if (*ppos > len) in _proc_do_string()
1946 len = *ppos; in _proc_do_string()
1949 len = 0; in _proc_do_string()
1954 while ((p - buffer) < *lenp && len < maxlen - 1) { in _proc_do_string()
1959 data[len++] = c; in _proc_do_string()
1961 data[len] = 0; in _proc_do_string()
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Dptrace.c569 int ptrace_readdata(struct task_struct *tsk, unsigned long src, char __user *dst, int len) in ptrace_readdata() argument
573 while (len > 0) { in ptrace_readdata()
577 this_len = (len > sizeof(buf)) ? sizeof(buf) : len; in ptrace_readdata()
589 len -= retval; in ptrace_readdata()
594 int ptrace_writedata(struct task_struct *tsk, char __user *src, unsigned long dst, int len) in ptrace_writedata() argument
598 while (len > 0) { in ptrace_writedata()
602 this_len = (len > sizeof(buf)) ? sizeof(buf) : len; in ptrace_writedata()
614 len -= retval; in ptrace_writedata()
1243 compat_size_t len; in compat_ptrace_request() local
1249 __get_user(len, &uiov->iov_len)) in compat_ptrace_request()
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Dsys.c1119 static int override_release(char __user *release, size_t len) in override_release() argument
1138 copy = clamp_t(size_t, len, 1, sizeof(buf)); in override_release()
1213 SYSCALL_DEFINE2(sethostname, char __user *, name, int, len) in SYSCALL_DEFINE2() argument
1221 if (len < 0 || len > __NEW_UTS_LEN) in SYSCALL_DEFINE2()
1224 if (!copy_from_user(tmp, name, len)) { in SYSCALL_DEFINE2()
1229 memcpy(u->nodename, tmp, len); in SYSCALL_DEFINE2()
1230 memset(u->nodename + len, 0, sizeof(u->nodename) - len); in SYSCALL_DEFINE2()
1240 SYSCALL_DEFINE2(gethostname, char __user *, name, int, len) in SYSCALL_DEFINE2() argument
1246 if (len < 0) in SYSCALL_DEFINE2()
1251 if (i > len) in SYSCALL_DEFINE2()
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Dcompat.c603 unsigned len, struct cpumask *new_mask) in compat_get_user_cpu_mask() argument
607 if (len < cpumask_size()) in compat_get_user_cpu_mask()
609 else if (len > cpumask_size()) in compat_get_user_cpu_mask()
610 len = cpumask_size(); in compat_get_user_cpu_mask()
613 return compat_get_bitmap(k, user_mask_ptr, len * 8); in compat_get_user_cpu_mask()
617 unsigned int, len, in COMPAT_SYSCALL_DEFINE3() argument
626 retval = compat_get_user_cpu_mask(user_mask_ptr, len, new_mask); in COMPAT_SYSCALL_DEFINE3()
636 COMPAT_SYSCALL_DEFINE3(sched_getaffinity, compat_pid_t, pid, unsigned int, len, in COMPAT_SYSCALL_DEFINE3() argument
642 if ((len * BITS_PER_BYTE) < nr_cpu_ids) in COMPAT_SYSCALL_DEFINE3()
644 if (len & (sizeof(compat_ulong_t)-1)) in COMPAT_SYSCALL_DEFINE3()
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Drelay.c1211 size_t len, in subbuf_splice_actor() argument
1245 if (len > (subbuf_size - read_start % subbuf_size)) in subbuf_splice_actor()
1246 len = subbuf_size - read_start % subbuf_size; in subbuf_splice_actor()
1257 if (!len) in subbuf_splice_actor()
1260 this_len = min_t(unsigned long, len, PAGE_SIZE - poff); in subbuf_splice_actor()
1271 spd.partial[spd.nr_pages].len = this_len; in subbuf_splice_actor()
1274 len -= this_len; in subbuf_splice_actor()
1304 size_t len, in relay_file_splice_read() argument
1314 while (len && !spliced) { in relay_file_splice_read()
1315 ret = subbuf_splice_actor(in, ppos, pipe, len, flags, &nonpad_ret); in relay_file_splice_read()
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Dseccomp.c361 if (fprog->len == 0 || fprog->len > BPF_MAXINSNS) in seccomp_prepare_filter()
364 BUG_ON(INT_MAX / fprog->len < sizeof(struct sock_filter)); in seccomp_prepare_filter()
411 fprog.len = fprog32.len; in seccomp_prepare_user_filter()
440 total_insns = filter->prog->len; in seccomp_attach_filter()
442 total_insns += walker->prog->len + 4; /* 4 instr penalty */ in seccomp_attach_filter()
944 ret = fprog->len; in seccomp_get_filter()
Dauditfilter.c136 char *audit_unpack_string(void **bufp, size_t *remain, size_t len) in audit_unpack_string() argument
140 if (!*bufp || (len == 0) || (len > *remain)) in audit_unpack_string()
146 if (len > PATH_MAX) in audit_unpack_string()
149 str = kmalloc(len + 1, GFP_KERNEL); in audit_unpack_string()
153 memcpy(str, *bufp, len); in audit_unpack_string()
154 str[len] = 0; in audit_unpack_string()
155 *bufp += len; in audit_unpack_string()
156 *remain -= len; in audit_unpack_string()
595 size_t len = strlen(str); in audit_pack_string() local
597 memcpy(*bufp, str, len); in audit_pack_string()
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/kernel/debug/
Dgdbstub.c197 void gdbstub_msg_write(const char *s, int len) in gdbstub_msg_write() argument
203 if (len == 0) in gdbstub_msg_write()
204 len = strlen(s); in gdbstub_msg_write()
210 while (len > 0) { in gdbstub_msg_write()
214 if ((len << 1) > (BUFMAX - 2)) in gdbstub_msg_write()
217 wcount = len; in gdbstub_msg_write()
226 len -= wcount; in gdbstub_msg_write()
775 int len = strlen(remcom_in_buffer + 6); in gdb_cmd_query() local
777 if ((len % 2) != 0) { in gdb_cmd_query()
782 remcom_out_buffer, len); in gdb_cmd_query()
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/kernel/events/
Dinternal.h121 const void *buf, unsigned long len) \
126 size = min(handle->size, len); \
130 len -= written; \
142 } while (len && written == size); \
144 return len; \
/kernel/gcov/
Dgcc_4_7.c559 size_t len; in gcov_iter_write() local
564 len = ITER_STRIDE; in gcov_iter_write()
565 if (iter->pos + len > iter->size) in gcov_iter_write()
566 len = iter->size - iter->pos; in gcov_iter_write()
568 seq_write(seq, iter->buffer + iter->pos, len); in gcov_iter_write()

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