[Qemu-devel] [RFC] Add a stp file for usage from build directory

[Alon Levy]

For systemtap the location of the process being tapped is crucial, so
the existing stp file requires installation to use. A new file providing
qemu.local prefixed probes lets scripts run without an install step.

Signed-off-by: Alon Levy <address@hidden>
---

 Makefile.target | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/Makefile.target b/Makefile.target
index ce4391f..5d176e2 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -35,7 +35,7 @@ config-target.h: config-target.h-timestamp
 config-target.h-timestamp: config-target.mak
 
 ifdef CONFIG_TRACE_SYSTEMTAP
-stap: $(QEMU_PROG).stp
+stap: $(QEMU_PROG).stp $(QEMU_PROG).local.stp
 
 ifdef CONFIG_USER_ONLY
 TARGET_TYPE=user
@@ -51,6 +51,17 @@ $(QEMU_PROG).stp: $(SRC_PATH)/trace-events
                --target-arch=$(TARGET_ARCH) \
                --target-type=$(TARGET_TYPE) \
                < $< > $@,"  GEN   $(TARGET_DIR)$(QEMU_PROG).stp")
+
+$(QEMU_PROG).local.stp: $(SRC_PATH)/trace-events
+       $(call quiet-command,$(TRACETOOL) \
+               --format=stap \
+               --backend=$(TRACE_BACKEND) \
+               --binary=$(SRC_PATH)/$(TARGET_DIR)$(QEMU_PROG) \
+               --probe-prefix=qemu.local \
+               --target-arch=$(TARGET_ARCH) \
+               --target-type=$(TARGET_TYPE) \
+               < $< > $@,"  GEN   $(TARGET_DIR)$(QEMU_PROG).local.stp")
+
 else
 stap:
 endif
-- 
1.8.2.1