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Commit 1256e70a authored by Sven Schnelle's avatar Sven Schnelle Committed by Heiko Carstens
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s390/ftrace: enable HAVE_FUNCTION_GRAPH_RETVAL 


Add support for tracing return values in the function graph tracer.
This requires return_to_handler() to record gpr2 and the frame pointer

Signed-off-by: default avatarSven Schnelle <svens@linux.ibm.com>
Reviewed-by: default avatarHeiko Carstens <hca@linux.ibm.com>
Signed-off-by: default avatarHeiko Carstens <hca@linux.ibm.com>
parent 3325b4d8
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