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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-05-20 09:36:52 +0400
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2011-05-20 09:36:52 +0400
commit880102e78547c1db158a17e36cf0cdd98e7ad710 (patch)
tree3fff9cc54c44dafe275cfabefb96c589e08d971d /include/linux/ftrace.h
parent3d07f0e83d4323d2cd45cc583f7cf1957aca3cac (diff)
parent39ab05c8e0b519ff0a04a869f065746e6e8c3d95 (diff)
downloadlinux-880102e78547c1db158a17e36cf0cdd98e7ad710.tar.xz
Merge remote branch 'origin/master' into merge
Manual merge of arch/powerpc/kernel/smp.c and add missing scheduler_ipi() call to arch/powerpc/platforms/cell/interrupt.c Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'include/linux/ftrace.h')
-rw-r--r--include/linux/ftrace.h35
1 files changed, 26 insertions, 9 deletions
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index ca29e03c1fac..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;
@@ -146,14 +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_FAILED = (1 << 1),
- FTRACE_FL_FILTER = (1 << 2),
- FTRACE_FL_ENABLED = (1 << 3),
- FTRACE_FL_NOTRACE = (1 << 4),
- FTRACE_FL_CONVERTED = (1 << 5),
+ 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 */
@@ -167,7 +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);