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authorShaohua Li <shaohua.li@intel.com>2009-01-09 11:29:46 +0800
committerIngo Molnar <mingo@elte.hu>2009-01-14 12:11:26 +0100
commitd3e75ff14bc1453c4762428395aac9953a023efc (patch)
treeb25ec02c30da77257ab02b232b932308260e83ba /arch/ia64/Kconfig
parent418071eb6adbfd3980b2f57f7df8e03921e3f1d7 (diff)
ftrace, ia64: IA64 static ftrace support
IA64 ftrace suppport. In IA64, below code will be added in each function if -pg is enabled. alloc r40=ar.pfs,12,8,0 mov r43=r0;; mov r42=b0 mov r41=r1 nop.i 0x0 br.call.sptk.many b0 = _mcount;; Signed-off-by: Shaohua Li <shaohua.li@intel.com> Signed-off-by: Steven Rostedt <srostedt@redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/ia64/Kconfig')
-rw-r--r--arch/ia64/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 3d31636cbaf..b992ba447c4 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -21,6 +21,7 @@ config IA64
select HAVE_OPROFILE
select HAVE_KPROBES
select HAVE_KRETPROBES
+ select HAVE_FUNCTION_TRACER
select HAVE_DMA_ATTRS
select HAVE_KVM
select HAVE_ARCH_TRACEHOOK