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authorPekka Paalanen <pq@iki.fi>2008-05-12 21:20:57 +0200
committerThomas Gleixner <tglx@linutronix.de>2008-05-24 11:22:43 +0200
commitf984b51e0779a6dd30feedc41404013ca54e5d05 (patch)
treeae7e80f53707e9069a9607072a554b51c660075b /arch/x86/Kconfig.debug
parentd61fc44853f46fb002228b18aa5f30db21fcd4ac (diff)
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ftrace: add mmiotrace plugin
On Sat, 22 Mar 2008 13:07:47 +0100 Ingo Molnar <mingo@elte.hu> wrote: > > > i'd suggest the following: pull x86.git and sched-devel.git into a > > > single tree [the two will combine without rejects]. Then try to add a > > > kernel/tracing/trace_mmiotrace.c ftrace plugin. The trace_sysprof.c > > > plugin might be a good example. > > > > I did this and now I have mmiotrace enabled/disabled via the tracing > > framework (what do we call this, since ftrace is one of the tracers?). > > cool! could you send the patches for that? (even if they are not fully > functional yet) Patch attached in the end. Nice to see how much code disappeared. I tried to mark all the features I had to break with XXX-comments. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/Kconfig.debug')
-rw-r--r--arch/x86/Kconfig.debug3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug
index aa0d646..7e4b849 100644
--- a/arch/x86/Kconfig.debug
+++ b/arch/x86/Kconfig.debug
@@ -173,7 +173,8 @@ config MMIOTRACE_HOOKS
config MMIOTRACE
bool "Memory mapped IO tracing"
- depends on DEBUG_KERNEL && RELAY && DEBUG_FS
+ depends on DEBUG_KERNEL && RELAY
+ select TRACING
select MMIOTRACE_HOOKS
default y
help