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authorSteffen Maier <maier@linux.ibm.com>2018-04-13 17:39:15 +0200
committerJonathan Corbet <corbet@lwn.net>2018-04-16 14:04:26 -0600
commit32fb7ef69a9f1e3c8ec18a174fbc474b90ee645e (patch)
tree91ed18270e5a3ca9d6609fbf814b13e4f06573b9 /mm/mmap.c
parent1ba2211c525a205caed76adc6a328b423556f6e5 (diff)
Documentation: ftrace: clarify filters with dynamic ftrace and graph
I fell into the trap of having set up function tracer with a very limited filter and then switched over to function_graph and was erroneously wondering why the latter did not trace what I expected, which was the full unabridged graph recursion. Signed-off-by: Steffen Maier <maier@linux.ibm.com> Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org> Cc: Ingo Molnar <mingo@redhat.com> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
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