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| author | Ingo Molnar <mingo@elte.hu> | 2011-05-19 21:48:03 +0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-05-19 21:48:03 +0400 |
| commit | 29510ec3b626c86de9707bb8904ff940d430289b (patch) | |
| tree | 4e1f579058302cbe7274435a72c64ee54012c192 /include | |
| parent | 398995ce7980b03b5803f8f31073b45d87746bc1 (diff) | |
| parent | 95950c2ecb31314ef827428e43ff771cf3b037e5 (diff) | |
| download | linux-29510ec3b626c86de9707bb8904ff940d430289b.tar.xz | |
Merge branch 'tip/perf/core' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace into perf/core
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/ftrace.h | 33 | ||||
| -rw-r--r-- | include/linux/kernel.h | 1 |
2 files changed, 27 insertions, 7 deletions
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index 32047449b309..9d88e1cb5dbb 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h @@ -29,9 +29,22 @@ ftrace_enable_sysctl(struct ctl_table *table, int write, typedef void (*ftrace_func_t)(unsigned long ip, unsigned long parent_ip); +struct ftrace_hash; + +enum { + FTRACE_OPS_FL_ENABLED = 1 << 0, + FTRACE_OPS_FL_GLOBAL = 1 << 1, + FTRACE_OPS_FL_DYNAMIC = 1 << 2, +}; + struct ftrace_ops { - ftrace_func_t func; - struct ftrace_ops *next; + ftrace_func_t func; + struct ftrace_ops *next; + unsigned long flags; +#ifdef CONFIG_DYNAMIC_FTRACE + struct ftrace_hash *notrace_hash; + struct ftrace_hash *filter_hash; +#endif }; extern int function_trace_stop; @@ -146,12 +159,13 @@ extern void unregister_ftrace_function_probe_all(char *glob); extern int ftrace_text_reserved(void *start, void *end); enum { - FTRACE_FL_FREE = (1 << 0), - FTRACE_FL_FILTER = (1 << 1), - FTRACE_FL_ENABLED = (1 << 2), - FTRACE_FL_NOTRACE = (1 << 3), + FTRACE_FL_ENABLED = (1 << 30), + FTRACE_FL_FREE = (1 << 31), }; +#define FTRACE_FL_MASK (0x3UL << 30) +#define FTRACE_REF_MAX ((1 << 30) - 1) + struct dyn_ftrace { union { unsigned long ip; /* address of mcount call-site */ @@ -165,7 +179,12 @@ struct dyn_ftrace { }; int ftrace_force_update(void); -void ftrace_set_filter(unsigned char *buf, int len, int reset); +void ftrace_set_filter(struct ftrace_ops *ops, unsigned char *buf, + int len, int reset); +void ftrace_set_notrace(struct ftrace_ops *ops, unsigned char *buf, + int len, int reset); +void ftrace_set_global_filter(unsigned char *buf, int len, int reset); +void ftrace_set_global_notrace(unsigned char *buf, int len, int reset); int register_ftrace_command(struct ftrace_func_command *cmd); int unregister_ftrace_command(struct ftrace_func_command *cmd); diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 00cec4dc0ae2..f37ba716ef8b 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -283,6 +283,7 @@ extern char *get_options(const char *str, int nints, int *ints); extern unsigned long long memparse(const char *ptr, char **retptr); extern int core_kernel_text(unsigned long addr); +extern int core_kernel_data(unsigned long addr); extern int __kernel_text_address(unsigned long addr); extern int kernel_text_address(unsigned long addr); extern int func_ptr_is_kernel_text(void *ptr); |