diff options
| author | Anton Blanchard <anton@samba.org> | 2012-05-22 20:47:48 +0200 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2012-07-03 06:14:41 +0200 |
| commit | d136e27326a3bd50d7929a43c018abf13e426b7e (patch) | |
| tree | a60f534ee3326042b3792261cc6e18d98b5f49e1 /arch/powerpc/include/asm/trace.h | |
| parent | powerpc: Enable jump label support (diff) | |
| download | linux-d136e27326a3bd50d7929a43c018abf13e426b7e.tar.xz linux-d136e27326a3bd50d7929a43c018abf13e426b7e.zip | |
powerpc: tracing: Avoid tracepoint duplication with DECLARE_EVENT_CLASS
irq_entry, irq_exit, timer_interrupt_entry and timer_interrupt_exit
all do the same thing so use DECLARE_EVENT_CLASS to avoid duplicating
everything 4 times.
This saves quite a lot of space in both instruction text and data:
text data bss dec hex filename
9265 19622 16 28903 70e7 arch/powerpc/kernel/irq.o
6817 19019 16 25852 64fc arch/powerpc/kernel/irq.o
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include/asm/trace.h')
| -rw-r--r-- | arch/powerpc/include/asm/trace.h | 45 |
1 files changed, 11 insertions, 34 deletions
diff --git a/arch/powerpc/include/asm/trace.h b/arch/powerpc/include/asm/trace.h index cbe2297d68b6..5712f06905a9 100644 --- a/arch/powerpc/include/asm/trace.h +++ b/arch/powerpc/include/asm/trace.h @@ -8,7 +8,7 @@ struct pt_regs; -TRACE_EVENT(irq_entry, +DECLARE_EVENT_CLASS(ppc64_interrupt_class, TP_PROTO(struct pt_regs *regs), @@ -25,55 +25,32 @@ TRACE_EVENT(irq_entry, TP_printk("pt_regs=%p", __entry->regs) ); -TRACE_EVENT(irq_exit, +DEFINE_EVENT(ppc64_interrupt_class, irq_entry, TP_PROTO(struct pt_regs *regs), - TP_ARGS(regs), - - TP_STRUCT__entry( - __field(struct pt_regs *, regs) - ), - - TP_fast_assign( - __entry->regs = regs; - ), - - TP_printk("pt_regs=%p", __entry->regs) + TP_ARGS(regs) ); -TRACE_EVENT(timer_interrupt_entry, +DEFINE_EVENT(ppc64_interrupt_class, irq_exit, TP_PROTO(struct pt_regs *regs), - TP_ARGS(regs), - - TP_STRUCT__entry( - __field(struct pt_regs *, regs) - ), - - TP_fast_assign( - __entry->regs = regs; - ), - - TP_printk("pt_regs=%p", __entry->regs) + TP_ARGS(regs) ); -TRACE_EVENT(timer_interrupt_exit, +DEFINE_EVENT(ppc64_interrupt_class, timer_interrupt_entry, TP_PROTO(struct pt_regs *regs), - TP_ARGS(regs), + TP_ARGS(regs) +); - TP_STRUCT__entry( - __field(struct pt_regs *, regs) - ), +DEFINE_EVENT(ppc64_interrupt_class, timer_interrupt_exit, - TP_fast_assign( - __entry->regs = regs; - ), + TP_PROTO(struct pt_regs *regs), - TP_printk("pt_regs=%p", __entry->regs) + TP_ARGS(regs) ); #ifdef CONFIG_PPC_PSERIES |