The patch titled
likely-profiling: disable ftrace
has been added to the -mm tree. Its filename is
likely-profiling-disable-ftrace.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: likely-profiling: disable ftrace
From: Daniel Walker <dwalker@xxxxxxxxxx>
Remove tracing from likely profiling since it could cause recursion if
ftrace uses likely/unlikely macro's internally.
Signed-off-by: Daniel Walker <dwalker@xxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
lib/Makefile | 2 ++
1 file changed, 2 insertions(+)
diff -puN lib/Makefile~likely-profiling-disable-ftrace lib/Makefile
--- a/lib/Makefile~likely-profiling-disable-ftrace
+++ a/lib/Makefile
@@ -15,6 +15,8 @@ CFLAGS_REMOVE_string.o = -pg
CFLAGS_REMOVE_spinlock_debug.o = -pg
CFLAGS_REMOVE_list_debug.o = -pg
CFLAGS_REMOVE_debugobjects.o = -pg
+# likely profiling can cause recursion in ftrace, so don't trace it.
+CFLAGS_REMOVE_likely_prof.o = -pg
endif
lib-$(CONFIG_MMU) += ioremap.o
_
Patches currently in -mm which might be from dwalker@xxxxxxxxxx are
macintosh-therm_windtunnel-semaphore-to-mutex.patch
macintosh-media-bay-semaphore-to-mutex.patch
profile-likely-unlikely-macros.patch
likely_prof-changed-to-use-proc_create.patch
likeliness-accounting-change-and-cleanup.patch
likely-profiling-disable-ftrace.patch
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