Messages in this thread | | | Date | Mon, 9 Dec 2013 10:40:50 -0800 | From | Greg KH <> | Subject | Re: [PATCH] xen/debugfs: Check debugfs initialization before using it |
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On Mon, Dec 09, 2013 at 09:42:23PM +0800, Ethan Zhao wrote: > Greg, > I am the man who built a Xen dom0, but couldn't see debugfs > directory and files as expected. there is no warning or tip for me to > enable the CONFIG_DEBUG_FS=y in .config , it cost me minutes to figure > out what's > the matter. and I know should check defugfs config and initialization as > zswap_debugfs, tracer_debugfs ,rproc_debugfs did. Is it useless ? if > it could save me just 1 minute next time ?
So you would want a "warning" showing up for every single part of the kernel that uses debugfs for when it isn't enabled? That doesn't make too much sense now, does it?
If you need/want debugfs then enable it in the kernel build, it's not that hard, right?
greg k-h
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