diff options
| author | David Woodhouse <David.Woodhouse@intel.com> | 2009-09-20 08:55:36 -0400 |
|---|---|---|
| committer | David Woodhouse <David.Woodhouse@intel.com> | 2009-09-20 08:55:36 -0400 |
| commit | 6469f540ea37d53db089c8fea9c0c77a3d9353d4 (patch) | |
| tree | 1dc9dc077150d57f4424cae49e711b5dd6e903a1 /include/trace/syscall.h | |
| parent | 304e6d5fe294b80e6d3107f99ec241816390ebcc (diff) | |
| parent | 78f28b7c555359c67c2a0d23f7436e915329421e (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts:
drivers/mtd/mtdcore.c
Merged in order that I can apply the Nomadik nand/onenand support patches.
Diffstat (limited to 'include/trace/syscall.h')
| -rw-r--r-- | include/trace/syscall.h | 48 |
1 files changed, 38 insertions, 10 deletions
diff --git a/include/trace/syscall.h b/include/trace/syscall.h index 8cfe515cbc47..5dc283ba5ae0 100644 --- a/include/trace/syscall.h +++ b/include/trace/syscall.h | |||
| @@ -1,8 +1,13 @@ | |||
| 1 | #ifndef _TRACE_SYSCALL_H | 1 | #ifndef _TRACE_SYSCALL_H |
| 2 | #define _TRACE_SYSCALL_H | 2 | #define _TRACE_SYSCALL_H |
| 3 | 3 | ||
| 4 | #include <linux/tracepoint.h> | ||
| 5 | #include <linux/unistd.h> | ||
| 6 | #include <linux/ftrace_event.h> | ||
| 7 | |||
| 4 | #include <asm/ptrace.h> | 8 | #include <asm/ptrace.h> |
| 5 | 9 | ||
| 10 | |||
| 6 | /* | 11 | /* |
| 7 | * A syscall entry in the ftrace syscalls array. | 12 | * A syscall entry in the ftrace syscalls array. |
| 8 | * | 13 | * |
| @@ -10,26 +15,49 @@ | |||
| 10 | * @nb_args: number of parameters it takes | 15 | * @nb_args: number of parameters it takes |
| 11 | * @types: list of types as strings | 16 | * @types: list of types as strings |
| 12 | * @args: list of args as strings (args[i] matches types[i]) | 17 | * @args: list of args as strings (args[i] matches types[i]) |
| 18 | * @enter_id: associated ftrace enter event id | ||
| 19 | * @exit_id: associated ftrace exit event id | ||
| 20 | * @enter_event: associated syscall_enter trace event | ||
| 21 | * @exit_event: associated syscall_exit trace event | ||
| 13 | */ | 22 | */ |
| 14 | struct syscall_metadata { | 23 | struct syscall_metadata { |
| 15 | const char *name; | 24 | const char *name; |
| 16 | int nb_args; | 25 | int nb_args; |
| 17 | const char **types; | 26 | const char **types; |
| 18 | const char **args; | 27 | const char **args; |
| 28 | int enter_id; | ||
| 29 | int exit_id; | ||
| 30 | |||
| 31 | struct ftrace_event_call *enter_event; | ||
| 32 | struct ftrace_event_call *exit_event; | ||
| 19 | }; | 33 | }; |
| 20 | 34 | ||
| 21 | #ifdef CONFIG_FTRACE_SYSCALLS | 35 | #ifdef CONFIG_FTRACE_SYSCALLS |
| 22 | extern void arch_init_ftrace_syscalls(void); | ||
| 23 | extern struct syscall_metadata *syscall_nr_to_meta(int nr); | 36 | extern struct syscall_metadata *syscall_nr_to_meta(int nr); |
| 24 | extern void start_ftrace_syscalls(void); | 37 | extern int syscall_name_to_nr(char *name); |
| 25 | extern void stop_ftrace_syscalls(void); | 38 | void set_syscall_enter_id(int num, int id); |
| 26 | extern void ftrace_syscall_enter(struct pt_regs *regs); | 39 | void set_syscall_exit_id(int num, int id); |
| 27 | extern void ftrace_syscall_exit(struct pt_regs *regs); | 40 | extern struct trace_event event_syscall_enter; |
| 28 | #else | 41 | extern struct trace_event event_syscall_exit; |
| 29 | static inline void start_ftrace_syscalls(void) { } | 42 | extern int reg_event_syscall_enter(void *ptr); |
| 30 | static inline void stop_ftrace_syscalls(void) { } | 43 | extern void unreg_event_syscall_enter(void *ptr); |
| 31 | static inline void ftrace_syscall_enter(struct pt_regs *regs) { } | 44 | extern int reg_event_syscall_exit(void *ptr); |
| 32 | static inline void ftrace_syscall_exit(struct pt_regs *regs) { } | 45 | extern void unreg_event_syscall_exit(void *ptr); |
| 46 | extern int syscall_enter_format(struct ftrace_event_call *call, | ||
| 47 | struct trace_seq *s); | ||
| 48 | extern int syscall_exit_format(struct ftrace_event_call *call, | ||
| 49 | struct trace_seq *s); | ||
| 50 | extern int syscall_enter_define_fields(struct ftrace_event_call *call); | ||
| 51 | extern int syscall_exit_define_fields(struct ftrace_event_call *call); | ||
| 52 | enum print_line_t print_syscall_enter(struct trace_iterator *iter, int flags); | ||
| 53 | enum print_line_t print_syscall_exit(struct trace_iterator *iter, int flags); | ||
| 54 | #endif | ||
| 55 | #ifdef CONFIG_EVENT_PROFILE | ||
| 56 | int reg_prof_syscall_enter(char *name); | ||
| 57 | void unreg_prof_syscall_enter(char *name); | ||
| 58 | int reg_prof_syscall_exit(char *name); | ||
| 59 | void unreg_prof_syscall_exit(char *name); | ||
| 60 | |||
| 33 | #endif | 61 | #endif |
| 34 | 62 | ||
| 35 | #endif /* _TRACE_SYSCALL_H */ | 63 | #endif /* _TRACE_SYSCALL_H */ |
