31 #define TRACE_SEQ_BUF_LEFT(s) seq_buf_buffer_left(&(s)->seq)  argument
36 static inline void __trace_seq_init(struct trace_seq *s)  in __trace_seq_init()  argument
38 	if (unlikely(!s->seq.size))  in __trace_seq_init()
39 		trace_seq_init(s);  in __trace_seq_init()
51 int trace_print_seq(struct seq_file *m, struct trace_seq *s)  in trace_print_seq()  argument
55 	__trace_seq_init(s);  in trace_print_seq()
57 	ret = seq_buf_print_seq(m, &s->seq);  in trace_print_seq()
65 		trace_seq_init(s);  in trace_print_seq()
81 void trace_seq_printf(struct trace_seq *s, const char *fmt, ...)  in trace_seq_printf()  argument
83 	unsigned int save_len = s->seq.len;  in trace_seq_printf()
86 	if (s->full)  in trace_seq_printf()
89 	__trace_seq_init(s);  in trace_seq_printf()
92 	seq_buf_vprintf(&s->seq, fmt, ap);  in trace_seq_printf()
96 	if (unlikely(seq_buf_has_overflowed(&s->seq))) {  in trace_seq_printf()
97 		s->seq.len = save_len;  in trace_seq_printf()
98 		s->full = 1;  in trace_seq_printf()
111 void trace_seq_bitmask(struct trace_seq *s, const unsigned long *maskp,  in trace_seq_bitmask()  argument
114 	unsigned int save_len = s->seq.len;  in trace_seq_bitmask()
116 	if (s->full)  in trace_seq_bitmask()
119 	__trace_seq_init(s);  in trace_seq_bitmask()
121 	seq_buf_printf(&s->seq, "%*pb", nmaskbits, maskp);  in trace_seq_bitmask()
123 	if (unlikely(seq_buf_has_overflowed(&s->seq))) {  in trace_seq_bitmask()
124 		s->seq.len = save_len;  in trace_seq_bitmask()
125 		s->full = 1;  in trace_seq_bitmask()
141 void trace_seq_vprintf(struct trace_seq *s, const char *fmt, va_list args)  in trace_seq_vprintf()  argument
143 	unsigned int save_len = s->seq.len;  in trace_seq_vprintf()
145 	if (s->full)  in trace_seq_vprintf()
148 	__trace_seq_init(s);  in trace_seq_vprintf()
150 	seq_buf_vprintf(&s->seq, fmt, args);  in trace_seq_vprintf()
153 	if (unlikely(seq_buf_has_overflowed(&s->seq))) {  in trace_seq_vprintf()
154 		s->seq.len = save_len;  in trace_seq_vprintf()
155 		s->full = 1;  in trace_seq_vprintf()
175 void trace_seq_bprintf(struct trace_seq *s, const char *fmt, const u32 *binary)  in trace_seq_bprintf()  argument
177 	unsigned int save_len = s->seq.len;  in trace_seq_bprintf()
179 	if (s->full)  in trace_seq_bprintf()
182 	__trace_seq_init(s);  in trace_seq_bprintf()
184 	seq_buf_bprintf(&s->seq, fmt, binary);  in trace_seq_bprintf()
187 	if (unlikely(seq_buf_has_overflowed(&s->seq))) {  in trace_seq_bprintf()
188 		s->seq.len = save_len;  in trace_seq_bprintf()
189 		s->full = 1;  in trace_seq_bprintf()
205 void trace_seq_puts(struct trace_seq *s, const char *str)  in trace_seq_puts()  argument
209 	if (s->full)  in trace_seq_puts()
212 	__trace_seq_init(s);  in trace_seq_puts()
214 	if (len > TRACE_SEQ_BUF_LEFT(s)) {  in trace_seq_puts()
215 		s->full = 1;  in trace_seq_puts()
219 	seq_buf_putmem(&s->seq, str, len);  in trace_seq_puts()
233 void trace_seq_putc(struct trace_seq *s, unsigned char c)  in trace_seq_putc()  argument
235 	if (s->full)  in trace_seq_putc()
238 	__trace_seq_init(s);  in trace_seq_putc()
240 	if (TRACE_SEQ_BUF_LEFT(s) < 1) {  in trace_seq_putc()
241 		s->full = 1;  in trace_seq_putc()
245 	seq_buf_putc(&s->seq, c);  in trace_seq_putc()
259 void trace_seq_putmem(struct trace_seq *s, const void *mem, unsigned int len)  in trace_seq_putmem()  argument
261 	if (s->full)  in trace_seq_putmem()
264 	__trace_seq_init(s);  in trace_seq_putmem()
266 	if (len > TRACE_SEQ_BUF_LEFT(s)) {  in trace_seq_putmem()
267 		s->full = 1;  in trace_seq_putmem()
271 	seq_buf_putmem(&s->seq, mem, len);  in trace_seq_putmem()
285 void trace_seq_putmem_hex(struct trace_seq *s, const void *mem,  in trace_seq_putmem_hex()  argument
288 	unsigned int save_len = s->seq.len;  in trace_seq_putmem_hex()
290 	if (s->full)  in trace_seq_putmem_hex()
293 	__trace_seq_init(s);  in trace_seq_putmem_hex()
296 	if (len * 2 > TRACE_SEQ_BUF_LEFT(s)) {  in trace_seq_putmem_hex()
297 		s->full = 1;  in trace_seq_putmem_hex()
302 	seq_buf_putmem_hex(&s->seq, mem, len);  in trace_seq_putmem_hex()
304 	if (unlikely(seq_buf_has_overflowed(&s->seq))) {  in trace_seq_putmem_hex()
305 		s->seq.len = save_len;  in trace_seq_putmem_hex()
306 		s->full = 1;  in trace_seq_putmem_hex()
324 int trace_seq_path(struct trace_seq *s, const struct path *path)  in trace_seq_path()  argument
326 	unsigned int save_len = s->seq.len;  in trace_seq_path()
328 	if (s->full)  in trace_seq_path()
331 	__trace_seq_init(s);  in trace_seq_path()
333 	if (TRACE_SEQ_BUF_LEFT(s) < 1) {  in trace_seq_path()
334 		s->full = 1;  in trace_seq_path()
338 	seq_buf_path(&s->seq, path, "\n");  in trace_seq_path()
340 	if (unlikely(seq_buf_has_overflowed(&s->seq))) {  in trace_seq_path()
341 		s->seq.len = save_len;  in trace_seq_path()
342 		s->full = 1;  in trace_seq_path()
370 int trace_seq_to_user(struct trace_seq *s, char __user *ubuf, int cnt)  in trace_seq_to_user()  argument
372 	__trace_seq_init(s);  in trace_seq_to_user()
373 	return seq_buf_to_user(&s->seq, ubuf, cnt);  in trace_seq_to_user()
377 int trace_seq_hex_dump(struct trace_seq *s, const char *prefix_str,  in trace_seq_hex_dump()  argument
381 	unsigned int save_len = s->seq.len;  in trace_seq_hex_dump()
383 	if (s->full)  in trace_seq_hex_dump()
386 	__trace_seq_init(s);  in trace_seq_hex_dump()
388 	if (TRACE_SEQ_BUF_LEFT(s) < 1) {  in trace_seq_hex_dump()
389 		s->full = 1;  in trace_seq_hex_dump()
393 	seq_buf_hex_dump(&(s->seq), prefix_str,  in trace_seq_hex_dump()
397 	if (unlikely(seq_buf_has_overflowed(&s->seq))) {  in trace_seq_hex_dump()
398 		s->seq.len = save_len;  in trace_seq_hex_dump()
399 		s->full = 1;  in trace_seq_hex_dump()