For more information, including FAQs and resources, please visit the link below:
RDKM-SSO
Follow the link for RPi build steps- RDK-B R-Pi Build guide
By adding the below changes, we can install valgrind in RPI-target
In the <image_recipe.bbappend>
IMAGE_INSTALL_append += " valgrind"
Valgrind also needs some of the previously defined features, specifically:
$YOCTO_BUILD/conf/local.conf:
EXTRA_IMAGE_FEATURES += " dbg-pkgs tools-debug "
Command to check memory leak
valgrind --tool=memcheck --leak-check=full --show-reachable=yes --num-callers=20 --track-fds=yes /usr/bin/<component>
--tool=memcheck: "To the check the memory" --leak-check=full: "each individual leak will be shown in detail" --show-reachable=yes: "When enabled, the leak detector also shows "reachable" and "indirectly lost" blocks" --num-callers=20: "Specifies the maximum number of entries shown in stack traces that identify program locations" --track-fds=yes: "When enabled, Valgrind will print out a list of open file descriptors on exit." /usr/bin/<component>: "Component's binary path"
Attached valgrind results for reference,
valgrind_pandm.txt