Messages in this thread | | | Date | Fri, 17 Feb 2023 21:11:08 +0530 | Subject | Re: [PATCH v2 4/6] tools/kvm_stat: use canonical ftrace path | From | Mukesh Ojha <> |
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On 2/16/2023 4:03 AM, Ross Zwisler wrote: > The canonical location for the tracefs filesystem is at /sys/kernel/tracing. > > But, from Documentation/trace/ftrace.rst: > > Before 4.1, all ftrace tracing control files were within the debugfs > file system, which is typically located at /sys/kernel/debug/tracing. > For backward compatibility, when mounting the debugfs file system, > the tracefs file system will be automatically mounted at: > > /sys/kernel/debug/tracing > > A comment in kvm_stat still refers to this older debugfs path, so let's > update it to avoid confusion. > > Signed-off-by: Ross Zwisler <zwisler@google.com> > --- > tools/kvm/kvm_stat/kvm_stat | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/tools/kvm/kvm_stat/kvm_stat b/tools/kvm/kvm_stat/kvm_stat > index 6f28180ffeea..15bf00e79e3f 100755 > --- a/tools/kvm/kvm_stat/kvm_stat > +++ b/tools/kvm/kvm_stat/kvm_stat > @@ -627,7 +627,7 @@ class TracepointProvider(Provider): > name)'. > > All available events have directories under > - /sys/kernel/debug/tracing/events/ which export information > + /sys/kernel/tracing/events/ which export information > about the specific event. Therefore, listing the dirs gives us > a list of all available events. >
Reviewed-by: Mukesh Ojha <quic_mojha@quicinc.com>
-Mukesh
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