diff options
| author |   Steven Rostedt <srostedt@redhat.com> | 2012-11-02 17:32:25 -0400 |
|---|---|---|
| committer |   Steven Rostedt <rostedt@goodmis.org> | 2013-01-22 23:38:00 -0500 |
| commit | e46cbf75c621725964fe1f6e7013e8bcd86a0e3d (patch) | |
| tree | 7d69185c7c58d1d6773e471852c03a6915d53f1a /kernel/trace | |
| parent | ftrace: Add context level recursion bit checking (diff) | |
| download | linux-dev-e46cbf75c621725964fe1f6e7013e8bcd86a0e3d.tar.xz linux-dev-e46cbf75c621725964fe1f6e7013e8bcd86a0e3d.zip | |
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>
Diffstat (limited to 'kernel/trace')
| -rw-r--r-- | kernel/trace/trace.h | 30 |
1 files changed, 17 insertions, 13 deletions
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h index fe6ccff9cc70..5a095d6f088d 100644 --- a/kernel/trace/trace.h +++ b/kernel/trace/trace.h @@ -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 |