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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-21 12:54:49 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-21 12:54:49 -0700
commit5d70f79b5ef6ea2de4f72a37b2d96e2601e40a22 (patch)
treea0d6de0930ba83ecf4629c2e2e261f5eaa2d8f33 /Makefile
parent888a6f77e0418b049f83d37547c209b904d30af4 (diff)
parent750ed158bf6c782d2813da1bca2c824365a0b777 (diff)
downloadlwn-5d70f79b5ef6ea2de4f72a37b2d96e2601e40a22.tar.gz
lwn-5d70f79b5ef6ea2de4f72a37b2d96e2601e40a22.zip
Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (163 commits) tracing: Fix compile issue for trace_sched_wakeup.c [S390] hardirq: remove pointless header file includes [IA64] Move local_softirq_pending() definition perf, powerpc: Fix power_pmu_event_init to not use event->ctx ftrace: Remove recursion between recordmcount and scripts/mod/empty jump_label: Add COND_STMT(), reducer wrappery perf: Optimize sw events perf: Use jump_labels to optimize the scheduler hooks jump_label: Add atomic_t interface jump_label: Use more consistent naming perf, hw_breakpoint: Fix crash in hw_breakpoint creation perf: Find task before event alloc perf: Fix task refcount bugs perf: Fix group moving irq_work: Add generic hardirq context callbacks perf_events: Fix transaction recovery in group_sched_in() perf_events: Fix bogus AMD64 generic TLB events perf_events: Fix bogus context time tracking tracing: Remove parent recording in latency tracer graph options tracing: Use one prologue for the preempt irqs off tracer function tracers ...
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile11
1 files changed, 11 insertions, 0 deletions
diff --git a/Makefile b/Makefile
index 860c26af52c3..d3c10719bbbd 100644
--- a/Makefile
+++ b/Makefile
@@ -568,6 +568,12 @@ endif
ifdef CONFIG_FUNCTION_TRACER
KBUILD_CFLAGS += -pg
+ifdef CONFIG_DYNAMIC_FTRACE
+ ifdef CONFIG_HAVE_C_RECORDMCOUNT
+ BUILD_C_RECORDMCOUNT := y
+ export BUILD_C_RECORDMCOUNT
+ endif
+endif
endif
# We trigger additional mismatches with less inlining
@@ -591,6 +597,11 @@ KBUILD_CFLAGS += $(call cc-option,-fno-strict-overflow)
# conserve stack if available
KBUILD_CFLAGS += $(call cc-option,-fconserve-stack)
+# check for 'asm goto'
+ifeq ($(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-goto.sh $(CC)), y)
+ KBUILD_CFLAGS += -DCC_HAVE_ASM_GOTO
+endif
+
# Add user supplied CPPFLAGS, AFLAGS and CFLAGS as the last assignments
# But warn user when we do so
warn-assign = \