diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/kernel.h | 245 | ||||
-rw-r--r-- | include/linux/printk.h | 248 |
2 files changed, 249 insertions, 244 deletions
diff --git a/include/linux/kernel.h b/include/linux/kernel.h index fc3da9e4da19..b6de9a6f7018 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h | |||
@@ -17,13 +17,11 @@ | |||
17 | #include <linux/bitops.h> | 17 | #include <linux/bitops.h> |
18 | #include <linux/log2.h> | 18 | #include <linux/log2.h> |
19 | #include <linux/typecheck.h> | 19 | #include <linux/typecheck.h> |
20 | #include <linux/printk.h> | ||
20 | #include <linux/dynamic_debug.h> | 21 | #include <linux/dynamic_debug.h> |
21 | #include <asm/byteorder.h> | 22 | #include <asm/byteorder.h> |
22 | #include <asm/bug.h> | 23 | #include <asm/bug.h> |
23 | 24 | ||
24 | extern const char linux_banner[]; | ||
25 | extern const char linux_proc_banner[]; | ||
26 | |||
27 | #define USHRT_MAX ((u16)(~0U)) | 25 | #define USHRT_MAX ((u16)(~0U)) |
28 | #define SHRT_MAX ((s16)(USHRT_MAX>>1)) | 26 | #define SHRT_MAX ((s16)(USHRT_MAX>>1)) |
29 | #define SHRT_MIN ((s16)(-SHRT_MAX - 1)) | 27 | #define SHRT_MIN ((s16)(-SHRT_MAX - 1)) |
@@ -110,31 +108,6 @@ extern const char linux_proc_banner[]; | |||
110 | */ | 108 | */ |
111 | #define lower_32_bits(n) ((u32)(n)) | 109 | #define lower_32_bits(n) ((u32)(n)) |
112 | 110 | ||
113 | #define KERN_EMERG "<0>" /* system is unusable */ | ||
114 | #define KERN_ALERT "<1>" /* action must be taken immediately */ | ||
115 | #define KERN_CRIT "<2>" /* critical conditions */ | ||
116 | #define KERN_ERR "<3>" /* error conditions */ | ||
117 | #define KERN_WARNING "<4>" /* warning conditions */ | ||
118 | #define KERN_NOTICE "<5>" /* normal but significant condition */ | ||
119 | #define KERN_INFO "<6>" /* informational */ | ||
120 | #define KERN_DEBUG "<7>" /* debug-level messages */ | ||
121 | |||
122 | /* Use the default kernel loglevel */ | ||
123 | #define KERN_DEFAULT "<d>" | ||
124 | /* | ||
125 | * Annotation for a "continued" line of log printout (only done after a | ||
126 | * line that had no enclosing \n). Only to be used by core/arch code | ||
127 | * during early bootup (a continued line is not SMP-safe otherwise). | ||
128 | */ | ||
129 | #define KERN_CONT "<c>" | ||
130 | |||
131 | extern int console_printk[]; | ||
132 | |||
133 | #define console_loglevel (console_printk[0]) | ||
134 | #define default_message_loglevel (console_printk[1]) | ||
135 | #define minimum_console_loglevel (console_printk[2]) | ||
136 | #define default_console_loglevel (console_printk[3]) | ||
137 | |||
138 | struct completion; | 111 | struct completion; |
139 | struct pt_regs; | 112 | struct pt_regs; |
140 | struct user; | 113 | struct user; |
@@ -187,11 +160,6 @@ static inline void might_fault(void) | |||
187 | } | 160 | } |
188 | #endif | 161 | #endif |
189 | 162 | ||
190 | struct va_format { | ||
191 | const char *fmt; | ||
192 | va_list *va; | ||
193 | }; | ||
194 | |||
195 | extern struct atomic_notifier_head panic_notifier_list; | 163 | extern struct atomic_notifier_head panic_notifier_list; |
196 | extern long (*panic_blink)(int state); | 164 | extern long (*panic_blink)(int state); |
197 | NORET_TYPE void panic(const char * fmt, ...) | 165 | NORET_TYPE void panic(const char * fmt, ...) |
@@ -245,115 +213,8 @@ extern int func_ptr_is_kernel_text(void *ptr); | |||
245 | struct pid; | 213 | struct pid; |
246 | extern struct pid *session_of_pgrp(struct pid *pgrp); | 214 | extern struct pid *session_of_pgrp(struct pid *pgrp); |
247 | 215 | ||
248 | /* | ||
249 | * FW_BUG | ||
250 | * Add this to a message where you are sure the firmware is buggy or behaves | ||
251 | * really stupid or out of spec. Be aware that the responsible BIOS developer | ||
252 | * should be able to fix this issue or at least get a concrete idea of the | ||
253 | * problem by reading your message without the need of looking at the kernel | ||
254 | * code. | ||
255 | * | ||
256 | * Use it for definite and high priority BIOS bugs. | ||
257 | * | ||
258 | * FW_WARN | ||
259 | * Use it for not that clear (e.g. could the kernel messed up things already?) | ||
260 | * and medium priority BIOS bugs. | ||
261 | * | ||
262 | * FW_INFO | ||
263 | * Use this one if you want to tell the user or vendor about something | ||
264 | * suspicious, but generally harmless related to the firmware. | ||
265 | * | ||
266 | * Use it for information or very low priority BIOS bugs. | ||
267 | */ | ||
268 | #define FW_BUG "[Firmware Bug]: " | ||
269 | #define FW_WARN "[Firmware Warn]: " | ||
270 | #define FW_INFO "[Firmware Info]: " | ||
271 | |||
272 | /* | ||
273 | * HW_ERR | ||
274 | * Add this to a message for hardware errors, so that user can report | ||
275 | * it to hardware vendor instead of LKML or software vendor. | ||
276 | */ | ||
277 | #define HW_ERR "[Hardware Error]: " | ||
278 | |||
279 | #ifdef CONFIG_PRINTK | ||
280 | asmlinkage int vprintk(const char *fmt, va_list args) | ||
281 | __attribute__ ((format (printf, 1, 0))); | ||
282 | asmlinkage int printk(const char * fmt, ...) | ||
283 | __attribute__ ((format (printf, 1, 2))) __cold; | ||
284 | |||
285 | /* | ||
286 | * Please don't use printk_ratelimit(), because it shares ratelimiting state | ||
287 | * with all other unrelated printk_ratelimit() callsites. Instead use | ||
288 | * printk_ratelimited() or plain old __ratelimit(). | ||
289 | */ | ||
290 | extern int __printk_ratelimit(const char *func); | ||
291 | #define printk_ratelimit() __printk_ratelimit(__func__) | ||
292 | extern bool printk_timed_ratelimit(unsigned long *caller_jiffies, | ||
293 | unsigned int interval_msec); | ||
294 | |||
295 | extern int printk_delay_msec; | ||
296 | extern int dmesg_restrict; | ||
297 | |||
298 | /* | ||
299 | * Print a one-time message (analogous to WARN_ONCE() et al): | ||
300 | */ | ||
301 | #define printk_once(x...) ({ \ | ||
302 | static bool __print_once; \ | ||
303 | \ | ||
304 | if (!__print_once) { \ | ||
305 | __print_once = true; \ | ||
306 | printk(x); \ | ||
307 | } \ | ||
308 | }) | ||
309 | |||
310 | void log_buf_kexec_setup(void); | ||
311 | #else | ||
312 | static inline int vprintk(const char *s, va_list args) | ||
313 | __attribute__ ((format (printf, 1, 0))); | ||
314 | static inline int vprintk(const char *s, va_list args) { return 0; } | ||
315 | static inline int printk(const char *s, ...) | ||
316 | __attribute__ ((format (printf, 1, 2))); | ||
317 | static inline int __cold printk(const char *s, ...) { return 0; } | ||
318 | static inline int printk_ratelimit(void) { return 0; } | ||
319 | static inline bool printk_timed_ratelimit(unsigned long *caller_jiffies, \ | ||
320 | unsigned int interval_msec) \ | ||
321 | { return false; } | ||
322 | |||
323 | /* No effect, but we still get type checking even in the !PRINTK case: */ | ||
324 | #define printk_once(x...) printk(x) | ||
325 | |||
326 | static inline void log_buf_kexec_setup(void) | ||
327 | { | ||
328 | } | ||
329 | #endif | ||
330 | |||
331 | /* | ||
332 | * Dummy printk for disabled debugging statements to use whilst maintaining | ||
333 | * gcc's format and side-effect checking. | ||
334 | */ | ||
335 | static inline __attribute__ ((format (printf, 1, 2))) | ||
336 | int no_printk(const char *s, ...) { return 0; } | ||
337 | |||
338 | extern int printk_needs_cpu(int cpu); | ||
339 | extern void printk_tick(void); | ||
340 | |||
341 | extern void asmlinkage __attribute__((format(printf, 1, 2))) | ||
342 | early_printk(const char *fmt, ...); | ||
343 | |||
344 | unsigned long int_sqrt(unsigned long); | 216 | unsigned long int_sqrt(unsigned long); |
345 | 217 | ||
346 | static inline void console_silent(void) | ||
347 | { | ||
348 | console_loglevel = 0; | ||
349 | } | ||
350 | |||
351 | static inline void console_verbose(void) | ||
352 | { | ||
353 | if (console_loglevel) | ||
354 | console_loglevel = 15; | ||
355 | } | ||
356 | |||
357 | extern void bust_spinlocks(int yes); | 218 | extern void bust_spinlocks(int yes); |
358 | extern void wake_up_klogd(void); | 219 | extern void wake_up_klogd(void); |
359 | extern int oops_in_progress; /* If set, an oops, panic(), BUG() or die() is in progress */ | 220 | extern int oops_in_progress; /* If set, an oops, panic(), BUG() or die() is in progress */ |
@@ -390,22 +251,6 @@ extern enum system_states { | |||
390 | #define TAINT_CRAP 10 | 251 | #define TAINT_CRAP 10 |
391 | #define TAINT_FIRMWARE_WORKAROUND 11 | 252 | #define TAINT_FIRMWARE_WORKAROUND 11 |
392 | 253 | ||
393 | extern void dump_stack(void) __cold; | ||
394 | |||
395 | enum { | ||
396 | DUMP_PREFIX_NONE, | ||
397 | DUMP_PREFIX_ADDRESS, | ||
398 | DUMP_PREFIX_OFFSET | ||
399 | }; | ||
400 | extern void hex_dump_to_buffer(const void *buf, size_t len, | ||
401 | int rowsize, int groupsize, | ||
402 | char *linebuf, size_t linebuflen, bool ascii); | ||
403 | extern void print_hex_dump(const char *level, const char *prefix_str, | ||
404 | int prefix_type, int rowsize, int groupsize, | ||
405 | const void *buf, size_t len, bool ascii); | ||
406 | extern void print_hex_dump_bytes(const char *prefix_str, int prefix_type, | ||
407 | const void *buf, size_t len); | ||
408 | |||
409 | extern const char hex_asc[]; | 254 | extern const char hex_asc[]; |
410 | #define hex_asc_lo(x) hex_asc[((x) & 0x0f)] | 255 | #define hex_asc_lo(x) hex_asc[((x) & 0x0f)] |
411 | #define hex_asc_hi(x) hex_asc[((x) & 0xf0) >> 4] | 256 | #define hex_asc_hi(x) hex_asc[((x) & 0xf0) >> 4] |
@@ -419,94 +264,6 @@ static inline char *pack_hex_byte(char *buf, u8 byte) | |||
419 | 264 | ||
420 | extern int hex_to_bin(char ch); | 265 | extern int hex_to_bin(char ch); |
421 | 266 | ||
422 | #ifndef pr_fmt | ||
423 | #define pr_fmt(fmt) fmt | ||
424 | #endif | ||
425 | |||
426 | #define pr_emerg(fmt, ...) \ | ||
427 | printk(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) | ||
428 | #define pr_alert(fmt, ...) \ | ||
429 | printk(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__) | ||
430 | #define pr_crit(fmt, ...) \ | ||
431 | printk(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__) | ||
432 | #define pr_err(fmt, ...) \ | ||
433 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) | ||
434 | #define pr_warning(fmt, ...) \ | ||
435 | printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) | ||
436 | #define pr_warn pr_warning | ||
437 | #define pr_notice(fmt, ...) \ | ||
438 | printk(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__) | ||
439 | #define pr_info(fmt, ...) \ | ||
440 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ||
441 | #define pr_cont(fmt, ...) \ | ||
442 | printk(KERN_CONT fmt, ##__VA_ARGS__) | ||
443 | |||
444 | /* pr_devel() should produce zero code unless DEBUG is defined */ | ||
445 | #ifdef DEBUG | ||
446 | #define pr_devel(fmt, ...) \ | ||
447 | printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) | ||
448 | #else | ||
449 | #define pr_devel(fmt, ...) \ | ||
450 | ({ if (0) printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); 0; }) | ||
451 | #endif | ||
452 | |||
453 | /* If you are writing a driver, please use dev_dbg instead */ | ||
454 | #if defined(DEBUG) | ||
455 | #define pr_debug(fmt, ...) \ | ||
456 | printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) | ||
457 | #elif defined(CONFIG_DYNAMIC_DEBUG) | ||
458 | /* dynamic_pr_debug() uses pr_fmt() internally so we don't need it here */ | ||
459 | #define pr_debug(fmt, ...) \ | ||
460 | dynamic_pr_debug(fmt, ##__VA_ARGS__) | ||
461 | #else | ||
462 | #define pr_debug(fmt, ...) \ | ||
463 | ({ if (0) printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); 0; }) | ||
464 | #endif | ||
465 | |||
466 | /* | ||
467 | * ratelimited messages with local ratelimit_state, | ||
468 | * no local ratelimit_state used in the !PRINTK case | ||
469 | */ | ||
470 | #ifdef CONFIG_PRINTK | ||
471 | #define printk_ratelimited(fmt, ...) ({ \ | ||
472 | static DEFINE_RATELIMIT_STATE(_rs, \ | ||
473 | DEFAULT_RATELIMIT_INTERVAL, \ | ||
474 | DEFAULT_RATELIMIT_BURST); \ | ||
475 | \ | ||
476 | if (__ratelimit(&_rs)) \ | ||
477 | printk(fmt, ##__VA_ARGS__); \ | ||
478 | }) | ||
479 | #else | ||
480 | /* No effect, but we still get type checking even in the !PRINTK case: */ | ||
481 | #define printk_ratelimited printk | ||
482 | #endif | ||
483 | |||
484 | #define pr_emerg_ratelimited(fmt, ...) \ | ||
485 | printk_ratelimited(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) | ||
486 | #define pr_alert_ratelimited(fmt, ...) \ | ||
487 | printk_ratelimited(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__) | ||
488 | #define pr_crit_ratelimited(fmt, ...) \ | ||
489 | printk_ratelimited(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__) | ||
490 | #define pr_err_ratelimited(fmt, ...) \ | ||
491 | printk_ratelimited(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) | ||
492 | #define pr_warning_ratelimited(fmt, ...) \ | ||
493 | printk_ratelimited(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) | ||
494 | #define pr_warn_ratelimited pr_warning_ratelimited | ||
495 | #define pr_notice_ratelimited(fmt, ...) \ | ||
496 | printk_ratelimited(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__) | ||
497 | #define pr_info_ratelimited(fmt, ...) \ | ||
498 | printk_ratelimited(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ||
499 | /* no pr_cont_ratelimited, don't do that... */ | ||
500 | /* If you are writing a driver, please use dev_dbg instead */ | ||
501 | #if defined(DEBUG) | ||
502 | #define pr_debug_ratelimited(fmt, ...) \ | ||
503 | printk_ratelimited(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) | ||
504 | #else | ||
505 | #define pr_debug_ratelimited(fmt, ...) \ | ||
506 | ({ if (0) printk_ratelimited(KERN_DEBUG pr_fmt(fmt), \ | ||
507 | ##__VA_ARGS__); 0; }) | ||
508 | #endif | ||
509 | |||
510 | /* | 267 | /* |
511 | * General tracing related utility functions - trace_printk(), | 268 | * General tracing related utility functions - trace_printk(), |
512 | * tracing_on/tracing_off and tracing_start()/tracing_stop | 269 | * tracing_on/tracing_off and tracing_start()/tracing_stop |
diff --git a/include/linux/printk.h b/include/linux/printk.h new file mode 100644 index 000000000000..b772ca5fbdf0 --- /dev/null +++ b/include/linux/printk.h | |||
@@ -0,0 +1,248 @@ | |||
1 | #ifndef __KERNEL_PRINTK__ | ||
2 | #define __KERNEL_PRINTK__ | ||
3 | |||
4 | extern const char linux_banner[]; | ||
5 | extern const char linux_proc_banner[]; | ||
6 | |||
7 | #define KERN_EMERG "<0>" /* system is unusable */ | ||
8 | #define KERN_ALERT "<1>" /* action must be taken immediately */ | ||
9 | #define KERN_CRIT "<2>" /* critical conditions */ | ||
10 | #define KERN_ERR "<3>" /* error conditions */ | ||
11 | #define KERN_WARNING "<4>" /* warning conditions */ | ||
12 | #define KERN_NOTICE "<5>" /* normal but significant condition */ | ||
13 | #define KERN_INFO "<6>" /* informational */ | ||
14 | #define KERN_DEBUG "<7>" /* debug-level messages */ | ||
15 | |||
16 | /* Use the default kernel loglevel */ | ||
17 | #define KERN_DEFAULT "<d>" | ||
18 | /* | ||
19 | * Annotation for a "continued" line of log printout (only done after a | ||
20 | * line that had no enclosing \n). Only to be used by core/arch code | ||
21 | * during early bootup (a continued line is not SMP-safe otherwise). | ||
22 | */ | ||
23 | #define KERN_CONT "<c>" | ||
24 | |||
25 | extern int console_printk[]; | ||
26 | |||
27 | #define console_loglevel (console_printk[0]) | ||
28 | #define default_message_loglevel (console_printk[1]) | ||
29 | #define minimum_console_loglevel (console_printk[2]) | ||
30 | #define default_console_loglevel (console_printk[3]) | ||
31 | |||
32 | struct va_format { | ||
33 | const char *fmt; | ||
34 | va_list *va; | ||
35 | }; | ||
36 | |||
37 | /* | ||
38 | * FW_BUG | ||
39 | * Add this to a message where you are sure the firmware is buggy or behaves | ||
40 | * really stupid or out of spec. Be aware that the responsible BIOS developer | ||
41 | * should be able to fix this issue or at least get a concrete idea of the | ||
42 | * problem by reading your message without the need of looking at the kernel | ||
43 | * code. | ||
44 | * | ||
45 | * Use it for definite and high priority BIOS bugs. | ||
46 | * | ||
47 | * FW_WARN | ||
48 | * Use it for not that clear (e.g. could the kernel messed up things already?) | ||
49 | * and medium priority BIOS bugs. | ||
50 | * | ||
51 | * FW_INFO | ||
52 | * Use this one if you want to tell the user or vendor about something | ||
53 | * suspicious, but generally harmless related to the firmware. | ||
54 | * | ||
55 | * Use it for information or very low priority BIOS bugs. | ||
56 | */ | ||
57 | #define FW_BUG "[Firmware Bug]: " | ||
58 | #define FW_WARN "[Firmware Warn]: " | ||
59 | #define FW_INFO "[Firmware Info]: " | ||
60 | |||
61 | /* | ||
62 | * HW_ERR | ||
63 | * Add this to a message for hardware errors, so that user can report | ||
64 | * it to hardware vendor instead of LKML or software vendor. | ||
65 | */ | ||
66 | #define HW_ERR "[Hardware Error]: " | ||
67 | |||
68 | #ifdef CONFIG_PRINTK | ||
69 | asmlinkage int vprintk(const char *fmt, va_list args) | ||
70 | __attribute__ ((format (printf, 1, 0))); | ||
71 | asmlinkage int printk(const char * fmt, ...) | ||
72 | __attribute__ ((format (printf, 1, 2))) __cold; | ||
73 | |||
74 | /* | ||
75 | * Please don't use printk_ratelimit(), because it shares ratelimiting state | ||
76 | * with all other unrelated printk_ratelimit() callsites. Instead use | ||
77 | * printk_ratelimited() or plain old __ratelimit(). | ||
78 | */ | ||
79 | extern int __printk_ratelimit(const char *func); | ||
80 | #define printk_ratelimit() __printk_ratelimit(__func__) | ||
81 | extern bool printk_timed_ratelimit(unsigned long *caller_jiffies, | ||
82 | unsigned int interval_msec); | ||
83 | |||
84 | extern int printk_delay_msec; | ||
85 | extern int dmesg_restrict; | ||
86 | |||
87 | /* | ||
88 | * Print a one-time message (analogous to WARN_ONCE() et al): | ||
89 | */ | ||
90 | #define printk_once(x...) ({ \ | ||
91 | static bool __print_once; \ | ||
92 | \ | ||
93 | if (!__print_once) { \ | ||
94 | __print_once = true; \ | ||
95 | printk(x); \ | ||
96 | } \ | ||
97 | }) | ||
98 | |||
99 | void log_buf_kexec_setup(void); | ||
100 | #else | ||
101 | static inline int vprintk(const char *s, va_list args) | ||
102 | __attribute__ ((format (printf, 1, 0))); | ||
103 | static inline int vprintk(const char *s, va_list args) { return 0; } | ||
104 | static inline int printk(const char *s, ...) | ||
105 | __attribute__ ((format (printf, 1, 2))); | ||
106 | static inline int __cold printk(const char *s, ...) { return 0; } | ||
107 | static inline int printk_ratelimit(void) { return 0; } | ||
108 | static inline bool printk_timed_ratelimit(unsigned long *caller_jiffies, \ | ||
109 | unsigned int interval_msec) \ | ||
110 | { return false; } | ||
111 | |||
112 | /* No effect, but we still get type checking even in the !PRINTK case: */ | ||
113 | #define printk_once(x...) printk(x) | ||
114 | |||
115 | static inline void log_buf_kexec_setup(void) | ||
116 | { | ||
117 | } | ||
118 | #endif | ||
119 | |||
120 | /* | ||
121 | * Dummy printk for disabled debugging statements to use whilst maintaining | ||
122 | * gcc's format and side-effect checking. | ||
123 | */ | ||
124 | static inline __attribute__ ((format (printf, 1, 2))) | ||
125 | int no_printk(const char *s, ...) { return 0; } | ||
126 | |||
127 | extern int printk_needs_cpu(int cpu); | ||
128 | extern void printk_tick(void); | ||
129 | |||
130 | extern void asmlinkage __attribute__((format(printf, 1, 2))) | ||
131 | early_printk(const char *fmt, ...); | ||
132 | |||
133 | static inline void console_silent(void) | ||
134 | { | ||
135 | console_loglevel = 0; | ||
136 | } | ||
137 | |||
138 | static inline void console_verbose(void) | ||
139 | { | ||
140 | if (console_loglevel) | ||
141 | console_loglevel = 15; | ||
142 | } | ||
143 | |||
144 | extern void dump_stack(void) __cold; | ||
145 | |||
146 | enum { | ||
147 | DUMP_PREFIX_NONE, | ||
148 | DUMP_PREFIX_ADDRESS, | ||
149 | DUMP_PREFIX_OFFSET | ||
150 | }; | ||
151 | extern void hex_dump_to_buffer(const void *buf, size_t len, | ||
152 | int rowsize, int groupsize, | ||
153 | char *linebuf, size_t linebuflen, bool ascii); | ||
154 | extern void print_hex_dump(const char *level, const char *prefix_str, | ||
155 | int prefix_type, int rowsize, int groupsize, | ||
156 | const void *buf, size_t len, bool ascii); | ||
157 | extern void print_hex_dump_bytes(const char *prefix_str, int prefix_type, | ||
158 | const void *buf, size_t len); | ||
159 | |||
160 | #ifndef pr_fmt | ||
161 | #define pr_fmt(fmt) fmt | ||
162 | #endif | ||
163 | |||
164 | #define pr_emerg(fmt, ...) \ | ||
165 | printk(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) | ||
166 | #define pr_alert(fmt, ...) \ | ||
167 | printk(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__) | ||
168 | #define pr_crit(fmt, ...) \ | ||
169 | printk(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__) | ||
170 | #define pr_err(fmt, ...) \ | ||
171 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) | ||
172 | #define pr_warning(fmt, ...) \ | ||
173 | printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) | ||
174 | #define pr_warn pr_warning | ||
175 | #define pr_notice(fmt, ...) \ | ||
176 | printk(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__) | ||
177 | #define pr_info(fmt, ...) \ | ||
178 | printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ||
179 | #define pr_cont(fmt, ...) \ | ||
180 | printk(KERN_CONT fmt, ##__VA_ARGS__) | ||
181 | |||
182 | /* pr_devel() should produce zero code unless DEBUG is defined */ | ||
183 | #ifdef DEBUG | ||
184 | #define pr_devel(fmt, ...) \ | ||
185 | printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) | ||
186 | #else | ||
187 | #define pr_devel(fmt, ...) \ | ||
188 | ({ if (0) printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); 0; }) | ||
189 | #endif | ||
190 | |||
191 | /* If you are writing a driver, please use dev_dbg instead */ | ||
192 | #if defined(DEBUG) | ||
193 | #define pr_debug(fmt, ...) \ | ||
194 | printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) | ||
195 | #elif defined(CONFIG_DYNAMIC_DEBUG) | ||
196 | /* dynamic_pr_debug() uses pr_fmt() internally so we don't need it here */ | ||
197 | #define pr_debug(fmt, ...) \ | ||
198 | dynamic_pr_debug(fmt, ##__VA_ARGS__) | ||
199 | #else | ||
200 | #define pr_debug(fmt, ...) \ | ||
201 | ({ if (0) printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); 0; }) | ||
202 | #endif | ||
203 | |||
204 | /* | ||
205 | * ratelimited messages with local ratelimit_state, | ||
206 | * no local ratelimit_state used in the !PRINTK case | ||
207 | */ | ||
208 | #ifdef CONFIG_PRINTK | ||
209 | #define printk_ratelimited(fmt, ...) ({ \ | ||
210 | static DEFINE_RATELIMIT_STATE(_rs, \ | ||
211 | DEFAULT_RATELIMIT_INTERVAL, \ | ||
212 | DEFAULT_RATELIMIT_BURST); \ | ||
213 | \ | ||
214 | if (__ratelimit(&_rs)) \ | ||
215 | printk(fmt, ##__VA_ARGS__); \ | ||
216 | }) | ||
217 | #else | ||
218 | /* No effect, but we still get type checking even in the !PRINTK case: */ | ||
219 | #define printk_ratelimited printk | ||
220 | #endif | ||
221 | |||
222 | #define pr_emerg_ratelimited(fmt, ...) \ | ||
223 | printk_ratelimited(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) | ||
224 | #define pr_alert_ratelimited(fmt, ...) \ | ||
225 | printk_ratelimited(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__) | ||
226 | #define pr_crit_ratelimited(fmt, ...) \ | ||
227 | printk_ratelimited(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__) | ||
228 | #define pr_err_ratelimited(fmt, ...) \ | ||
229 | printk_ratelimited(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) | ||
230 | #define pr_warning_ratelimited(fmt, ...) \ | ||
231 | printk_ratelimited(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) | ||
232 | #define pr_warn_ratelimited pr_warning_ratelimited | ||
233 | #define pr_notice_ratelimited(fmt, ...) \ | ||
234 | printk_ratelimited(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__) | ||
235 | #define pr_info_ratelimited(fmt, ...) \ | ||
236 | printk_ratelimited(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) | ||
237 | /* no pr_cont_ratelimited, don't do that... */ | ||
238 | /* If you are writing a driver, please use dev_dbg instead */ | ||
239 | #if defined(DEBUG) | ||
240 | #define pr_debug_ratelimited(fmt, ...) \ | ||
241 | printk_ratelimited(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) | ||
242 | #else | ||
243 | #define pr_debug_ratelimited(fmt, ...) \ | ||
244 | ({ if (0) printk_ratelimited(KERN_DEBUG pr_fmt(fmt), \ | ||
245 | ##__VA_ARGS__); 0; }) | ||
246 | #endif | ||
247 | |||
248 | #endif | ||