cd /usr/src/lttng
(see http://ltt.polymtl.ca/lttng for package listing)
wget http://ltt.polymtl.ca/lttng/lttng-modules-0.2.tar.bz2
-wget http://ltt.polymtl.ca/lttng/patch-2.6.12-rc4-mm2-lttng-0.2.bz2
+wget http://ltt.polymtl.ca/lttng/patch-2.6.12-rc4-mm2-lttng-0.3.bz2
bzip2 -cd lttng-modules-0.2.tar.bz2 | tar xvof -
bzip2 -cd linux-2.6.12-rc4.tar.bz2 | tar xvof -
cd linux-2.6.12-rc4
bzip2 -cd ../2.6.12-rc4-mm2.bz2 | patch -p1
-bzip2 -cd /usr/src/lttng/patch-2.6.12-rc4-mm2-lttng-0.2.bz2 | patch -p1
+bzip2 -cd /usr/src/lttng/patch-2.6.12-rc4-mm2-lttng-0.3.bz2 | patch -p1
cd ..
-mv linux-2.6.12-rc4 linux-2.6.12-rc4-mm2-lttng-0.2
+mv linux-2.6.12-rc4 linux-2.6.12-rc4-mm2-lttng-0.3
* Installing a LTTng kernel
su -
-cd /usr/src/linux-2.6.12-rc4-mm2-lttng-0.2
+cd /usr/src/linux-2.6.12-rc4-mm2-lttng-0.3
make menuconfig
General setup
* Linux Trace Toolkit Instrumentation Support
su -
cd /usr/src/lttng/lttng-modules-0.2
-KERNELDIR=/usr/src/linux-2.6.12-rc4-mm2-lttng-0.2 make
-KERNELDIR=/usr/src/linux-2.6.12-rc4-mm2-lttng-0.2 make modules_install
+KERNELDIR=/usr/src/linux-2.6.12-rc4-mm2-lttng-0.3 make
+KERNELDIR=/usr/src/linux-2.6.12-rc4-mm2-lttng-0.3 make modules_install
note : at this stage, you might want to execute
modprobe ltt-control
cd /tmp
/usr/local/bin/genevent /usr/local/share/LinuxTraceToolkitViewer/yourfacility.xml
cp ltt-facility-yourfacility.h ltt-facility-id-yourfacility.h \
- /usr/src/linux-2.6.12-rc4-mm2-lttng-0.2/include/linux/ltt
+ /usr/src/linux-2.6.12-rc4-mm2-lttng-0.3/include/linux/ltt
cp ltt-facility-loader-yourfacility.c ltt-facility-loader-yourfacility.h \
- /usr/src/linux-2.6.12-rc4-mm2-lttng-0.2/ltt
+ /usr/src/linux-2.6.12-rc4-mm2-lttng-0.3/ltt
* edit the kernel file you want to instrument
- Add #include <linux/ltt/ltt-facility-yourfacility.h> at the beginning
of the file.
- Add a call to the tracing functions. See their names and parameters in
- /usr/src/linux-2.6.12-rc4-mm2-lttng-0.2/include/linux/ltt/ltt-facility-yourfacility.h
+ /usr/src/linux-2.6.12-rc4-mm2-lttng-0.3/include/linux/ltt/ltt-facility-yourfacility.h