-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
* GPL HEADER START
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
* GPL HEADER END
*/
/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
+ *
+ * Copyright (c) 2012 Whamcloud, Inc.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
extern unsigned int libcfs_debug;
extern unsigned int libcfs_printk;
extern unsigned int libcfs_console_ratelimit;
-extern cfs_duration_t libcfs_console_max_delay;
-extern cfs_duration_t libcfs_console_min_delay;
+extern unsigned int libcfs_watchdog_ratelimit;
+extern unsigned int libcfs_console_max_delay;
+extern unsigned int libcfs_console_min_delay;
extern unsigned int libcfs_console_backoff;
extern unsigned int libcfs_debug_binary;
-extern char debug_file_path[1024];
+extern char libcfs_debug_file_path_arr[PATH_MAX];
int libcfs_debug_mask2str(char *str, int size, int mask, int is_subsys);
int libcfs_debug_str2mask(int *mask, const char *str, int is_subsys);
__u32 ph_flags;
__u32 ph_subsys;
__u32 ph_mask;
- __u32 ph_cpu_id;
+ __u16 ph_cpu_id;
+ __u16 ph_type;
__u32 ph_sec;
__u64 ph_usec;
__u32 ph_stack;
#define S_ECHO 0x00008000
#define S_LDLM 0x00010000
#define S_LOV 0x00020000
-/* unused */
+#define S_LQUOTA 0x00040000
/* unused */
/* unused */
/* unused */
#define D_CONSOLE 0x02000000
#define D_QUOTA 0x04000000
#define D_SEC 0x08000000
+#define D_LFSCK 0x10000000 /* For both OI scrub and LFSCK */
/* keep these in sync with lnet/{utils,libcfs}/debug.c */
+#define D_HSM D_TRACE
+
#define D_CANTMASK (D_ERROR | D_EMERG | D_WARNING | D_CONSOLE)
#ifndef DEBUG_SUBSYSTEM
#define CDEBUG_DEFAULT_BACKOFF 2
typedef struct {
cfs_time_t cdls_next;
+ unsigned int cdls_delay;
int cdls_count;
- cfs_duration_t cdls_delay;
} cfs_debug_limit_state_t;
+struct libcfs_debug_msg_data {
+ const char *msg_file;
+ const char *msg_fn;
+ int msg_subsys;
+ int msg_line;
+ int msg_mask;
+ cfs_debug_limit_state_t *msg_cdls;
+};
+
+#define LIBCFS_DEBUG_MSG_DATA_DECL(dataname, mask, cdls) \
+ static struct libcfs_debug_msg_data dataname = { \
+ .msg_subsys = DEBUG_SUBSYSTEM, \
+ .msg_file = __FILE__, \
+ .msg_fn = __FUNCTION__, \
+ .msg_line = __LINE__, \
+ .msg_cdls = (cdls) }; \
+ dataname.msg_mask = (mask);
+
#if defined(__KERNEL__) || (defined(__arch_lib__) && !defined(LUSTRE_UTILS))
#ifdef CDEBUG_ENABLED
-#define __CDEBUG(cdls, mask, format, a...) \
+
+/**
+ * Filters out logging messages based on mask and subsystem.
+ */
+static inline int cfs_cdebug_show(unsigned int mask, unsigned int subsystem)
+{
+ return mask & D_CANTMASK ||
+ ((libcfs_debug & mask) && (libcfs_subsystem_debug & subsystem));
+}
+
+#define __CDEBUG(cdls, mask, format, ...) \
do { \
- CHECK_STACK(); \
+ LIBCFS_DEBUG_MSG_DATA_DECL(msgdata, mask, cdls); \
+ \
+ CFS_CHECK_STACK(&msgdata, mask, cdls); \
\
- if (((mask) & D_CANTMASK) != 0 || \
- ((libcfs_debug & (mask)) != 0 && \
- (libcfs_subsystem_debug & DEBUG_SUBSYSTEM) != 0)) \
- libcfs_debug_msg(cdls, DEBUG_SUBSYSTEM, mask, \
- __FILE__, __FUNCTION__, __LINE__, \
- format, ## a); \
+ if (cfs_cdebug_show(mask, DEBUG_SUBSYSTEM)) \
+ libcfs_debug_msg(&msgdata, format, ## __VA_ARGS__); \
} while (0)
-#define CDEBUG(mask, format, a...) __CDEBUG(NULL, mask, format, ## a)
+#define CDEBUG(mask, format, ...) __CDEBUG(NULL, mask, format, ## __VA_ARGS__)
-#define CDEBUG_LIMIT(mask, format, a...) \
+#define CDEBUG_LIMIT(mask, format, ...) \
do { \
static cfs_debug_limit_state_t cdls; \
\
- __CDEBUG(&cdls, mask, format, ## a); \
+ __CDEBUG(&cdls, mask, format, ## __VA_ARGS__);\
} while (0)
#else /* !CDEBUG_ENABLED */
-#define CDEBUG(mask, format, a...) (void)(0)
-#define CDEBUG_LIMIT(mask, format, a...) (void)(0)
+static inline int cfs_cdebug_show(unsigned int mask, unsigned int subsystem)
+{
+ return 0;
+}
+#define CDEBUG(mask, format, ...) (void)(0)
+#define CDEBUG_LIMIT(mask, format, ...) (void)(0)
#warning "CDEBUG IS DISABLED. THIS SHOULD NEVER BE DONE FOR PRODUCTION!"
-#endif
+#endif
#else /* !__KERNEL__ && (!__arch_lib__ || LUSTRE_UTILS) */
-
-#define CDEBUG(mask, format, a...) \
+static inline int cfs_cdebug_show(unsigned int mask, unsigned int subsystem)
+{
+ return 0;
+}
+#define CDEBUG(mask, format, ...) \
do { \
if (((mask) & D_CANTMASK) != 0) \
fprintf(stderr, "(%s:%d:%s()) " format, \
- __FILE__, __LINE__, __FUNCTION__, ## a); \
+ __FILE__, __LINE__, __FUNCTION__, ## __VA_ARGS__);\
} while (0)
#define CDEBUG_LIMIT CDEBUG
#endif /* !__KERNEL__ ... */
-#define CWARN(format, a...) CDEBUG_LIMIT(D_WARNING, format, ## a)
-#define CERROR(format, a...) CDEBUG_LIMIT(D_ERROR, format, ## a)
-#define CEMERG(format, a...) CDEBUG_LIMIT(D_EMERG, format, ## a)
+#define CWARN(format, ...) CDEBUG_LIMIT(D_WARNING, format, ## __VA_ARGS__)
+#define CERROR(format, ...) CDEBUG_LIMIT(D_ERROR, format, ## __VA_ARGS__)
+#define CNETERR(format, a...) CDEBUG_LIMIT(D_NETERROR, format, ## a)
+#define CEMERG(format, ...) CDEBUG_LIMIT(D_EMERG, format, ## __VA_ARGS__)
-#define LCONSOLE(mask, format, a...) CDEBUG(D_CONSOLE | (mask), format, ## a)
-#define LCONSOLE_INFO(format, a...) CDEBUG_LIMIT(D_CONSOLE, format, ## a)
-#define LCONSOLE_WARN(format, a...) CDEBUG_LIMIT(D_CONSOLE | D_WARNING, format, ## a)
-#define LCONSOLE_ERROR_MSG(errnum, format, a...) CDEBUG_LIMIT(D_CONSOLE | D_ERROR, \
- "%x-%x: " format, errnum, LERRCHKSUM(errnum), ## a)
-#define LCONSOLE_ERROR(format, a...) LCONSOLE_ERROR_MSG(0x00, format, ## a)
+#define LCONSOLE(mask, format, ...) CDEBUG(D_CONSOLE | (mask), format, ## __VA_ARGS__)
+#define LCONSOLE_INFO(format, ...) CDEBUG_LIMIT(D_CONSOLE, format, ## __VA_ARGS__)
+#define LCONSOLE_WARN(format, ...) CDEBUG_LIMIT(D_CONSOLE | D_WARNING, format, ## __VA_ARGS__)
+#define LCONSOLE_ERROR_MSG(errnum, format, ...) CDEBUG_LIMIT(D_CONSOLE | D_ERROR, \
+ "%x-%x: " format, errnum, LERRCHKSUM(errnum), ## __VA_ARGS__)
+#define LCONSOLE_ERROR(format, ...) LCONSOLE_ERROR_MSG(0x00, format, ## __VA_ARGS__)
-#define LCONSOLE_EMERG(format, a...) CDEBUG(D_CONSOLE | D_EMERG, format, ## a)
+#define LCONSOLE_EMERG(format, ...) CDEBUG(D_CONSOLE | D_EMERG, format, ## __VA_ARGS__)
#ifdef CDEBUG_ENABLED
+void libcfs_log_goto(struct libcfs_debug_msg_data *, const char *, long_ptr_t);
#define GOTO(label, rc) \
do { \
- long GOTO__ret = (long)(rc); \
- CDEBUG(D_TRACE,"Process leaving via %s (rc=%lu : %ld : %lx)\n", \
- #label, (unsigned long)GOTO__ret, (signed long)GOTO__ret,\
- (signed long)GOTO__ret); \
+ if (cfs_cdebug_show(D_TRACE, DEBUG_SUBSYSTEM)) { \
+ LIBCFS_DEBUG_MSG_DATA_DECL(msgdata, D_TRACE, NULL); \
+ libcfs_log_goto(&msgdata, #label, (long_ptr_t)(rc)); \
+ } else { \
+ (void)(rc); \
+ } \
goto label; \
} while (0)
#else
* if rc == NULL, we need to code as RETURN((void *)NULL), otherwise
* there will be a warning in osx.
*/
+#if defined(__GNUC__)
+
+long libcfs_log_return(struct libcfs_debug_msg_data *, long rc);
#define RETURN(rc) \
do { \
- typeof(rc) RETURN__ret = (rc); \
- CDEBUG(D_TRACE, "Process leaving (rc=%lu : %ld : %lx)\n", \
- (long)RETURN__ret, (long)RETURN__ret, (long)RETURN__ret);\
EXIT_NESTING; \
- return RETURN__ret; \
+ if (cfs_cdebug_show(D_TRACE, DEBUG_SUBSYSTEM)) { \
+ LIBCFS_DEBUG_MSG_DATA_DECL(msgdata, D_TRACE, NULL); \
+ return (typeof(rc))libcfs_log_return(&msgdata, \
+ (long)(rc)); \
+ } \
+ \
+ return (rc); \
} while (0)
+#elif defined(_MSC_VER)
+#define RETURN(rc) \
+do { \
+ CDEBUG(D_TRACE, "Process leaving.\n"); \
+ EXIT_NESTING; \
+ return (rc); \
+} while (0)
+#else
+# error "Unkown compiler"
+#endif /* __GNUC__ */
#define ENTRY \
ENTRY_NESTING; \
#endif /* !CDEBUG_ENTRY_EXIT */
+#define RETURN_EXIT \
+do { \
+ EXIT_NESTING; \
+ return; \
+} while (0)
-struct libcfs_debug_msg_data {
- cfs_debug_limit_state_t *msg_cdls;
- int msg_subsys;
- const char *msg_file;
- const char *msg_fn;
- int msg_line;
-};
+extern int libcfs_debug_msg(struct libcfs_debug_msg_data *msgdata,
+ const char *format1, ...)
+ __attribute__ ((format (printf, 2, 3)));
+
+extern int libcfs_debug_vmsg2(struct libcfs_debug_msg_data *msgdata,
+ const char *format1,
+ va_list args, const char *format2, ...)
+ __attribute__ ((format (printf, 4, 5)));
-#define DEBUG_MSG_DATA_INIT(cdls, subsystem, file, func, ln ) { \
- .msg_cdls = (cdls), \
- .msg_subsys = (subsystem), \
- .msg_file = (file), \
- .msg_fn = (func), \
- .msg_line = (ln) \
- }
-
-
-extern int libcfs_debug_vmsg2(cfs_debug_limit_state_t *cdls,
- int subsys, int mask,
- const char *file, const char *fn, const int line,
- const char *format1, va_list args,
- const char *format2, ...)
- __attribute__ ((format (printf, 9, 10)));
-
-#define libcfs_debug_vmsg(cdls, subsys, mask, file, fn, line, format, args) \
- libcfs_debug_vmsg2(cdls, subsys, mask, file, fn,line,format,args,NULL,NULL)
-
-#define libcfs_debug_msg(cdls, subsys, mask, file, fn, line, format, a...) \
- libcfs_debug_vmsg2(cdls, subsys, mask, file, fn,line,NULL,NULL,format, ##a)
-
-#define cdebug_va(cdls, mask, file, func, line, fmt, args) do { \
- CHECK_STACK(); \
- \
- if (((mask) & D_CANTMASK) != 0 || \
- ((libcfs_debug & (mask)) != 0 && \
- (libcfs_subsystem_debug & DEBUG_SUBSYSTEM) != 0)) \
- libcfs_debug_vmsg(cdls, DEBUG_SUBSYSTEM, (mask), \
- (file), (func), (line), fmt, args); \
-} while(0);
-
-#define cdebug(cdls, mask, file, func, line, fmt, a...) do { \
- CHECK_STACK(); \
- \
- if (((mask) & D_CANTMASK) != 0 || \
- ((libcfs_debug & (mask)) != 0 && \
- (libcfs_subsystem_debug & DEBUG_SUBSYSTEM) != 0)) \
- libcfs_debug_msg(cdls, DEBUG_SUBSYSTEM, (mask), \
- (file), (func), (line), fmt, ## a); \
-} while(0);
-
-extern void libcfs_assertion_failed(const char *expr, const char *file,
- const char *fn, const int line);
+/* one more external symbol that tracefile provides: */
+extern int cfs_trace_copyout_string(char *usr_buffer, int usr_buffer_nob,
+ const char *knl_buffer, char *append);
+#if defined(HAVE_BGL_SUPPORT)
+#define LIBCFS_DEBUG_FILE_PATH_DEFAULT "/bgl/ion/tmp/lustre-log"
+#elif defined(__arch_um__)
+#define LIBCFS_DEBUG_FILE_PATH_DEFAULT "/r/tmp/lustre-log"
+#elif defined(__WINNT__)
+#define LIBCFS_DEBUG_FILE_PATH_DEFAULT "\\SystemRoot\\temp\\lustre-log"
+#else
+#define LIBCFS_DEBUG_FILE_PATH_DEFAULT "/tmp/lustre-log"
+#endif
#endif /* __LIBCFS_DEBUG_H__ */