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tracing: Make the trace recursion bits into enums 

Convert the bits into enums which makes the code a little easier
to maintain.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
This commit is contained in:
Steven Rostedt 2012-11-02 17:32:25 -04:00 committed by Steven Rostedt
parent c29f122cd7
commit e46cbf75c6
1 changed files with 17 additions and 13 deletions
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30
kernel/trace/trace.h
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@ -298,15 +298,18 @@ struct tracer {
#define trace_recursion_buffer() ((current)->trace_recursion & 0x3ff)
/* for function tracing recursion */
#define TRACE_INTERNAL_BIT (1<<11)
#define TRACE_INTERNAL_NMI_BIT (1<<12)
#define TRACE_INTERNAL_IRQ_BIT (1<<13)
#define TRACE_INTERNAL_SIRQ_BIT (1<<14)
#define TRACE_GLOBAL_BIT (1<<15)
#define TRACE_GLOBAL_NMI_BIT (1<<16)
#define TRACE_GLOBAL_IRQ_BIT (1<<17)
#define TRACE_GLOBAL_SIRQ_BIT (1<<18)
#define TRACE_CONTROL_BIT (1<<19)
enum {
TRACE_INTERNAL_BIT = 11,
TRACE_INTERNAL_NMI_BIT,
TRACE_INTERNAL_IRQ_BIT,
TRACE_INTERNAL_SIRQ_BIT,
TRACE_GLOBAL_BIT,
TRACE_GLOBAL_NMI_BIT,
TRACE_GLOBAL_IRQ_BIT,
TRACE_GLOBAL_SIRQ_BIT,
TRACE_CONTROL_BIT,
/*
* Abuse of the trace_recursion.
@ -315,11 +318,12 @@ struct tracer {
* was called in irq context but we have irq tracing off. Since this
* can only be modified by current, we can reuse trace_recursion.
*/
#define TRACE_IRQ_BIT (1<<20)
TRACE_IRQ_BIT,
};
#define trace_recursion_set(bit) do { (current)->trace_recursion |= (bit); } while (0)
#define trace_recursion_clear(bit) do { (current)->trace_recursion &= ~(bit); } while (0)
#define trace_recursion_test(bit) ((current)->trace_recursion & (bit))
#define trace_recursion_set(bit) do { (current)->trace_recursion |= (1<<(bit)); } while (0)
#define trace_recursion_clear(bit) do { (current)->trace_recursion &= ~(1<<(bit)); } while (0)
#define trace_recursion_test(bit) ((current)->trace_recursion & (1<<(bit)))
#define TRACE_PIPE_ALL_CPU -1