Using overlayfs in (unprivileged) namespace
kernel at kyup.com
Mon Feb 15 12:37:08 UTC 2016
On 02/15/2016 02:30 PM, Philipp Wendler wrote:
> I have looked into ftrace now, but I didn't find a way how to see which
> function is responsible for letting the rm fail.
> The kernel documentation on ftrace is quite overwhelming, so maybe I
> have missed something.
> Do you have by chance a more specific pointer to what would help me?
If I were you I would run something along the lines of (inside the
trace-cmd record -p function_graph -F rm some-file
And then you would do :
and see the resulting call trace and quite possibly it might be failing
in an ovl_* prefixed function.
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