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56348560d4
Some subsystems want to add debugfs files at early boot, way before debugfs is initialized. This seems to work somehow as the vfs layer will not allow it to happen, but let's be explicit and test to ensure we are properly up and running before allowing files to be created. Cc: "Rafael J. Wysocki" <rafael@kernel.org> Cc: stable <stable@vger.kernel.org> Reported-by: Michael Walle <michael@walle.cc> Reported-by: Marc Zyngier <maz@kernel.org> Link: https://lore.kernel.org/r/20210218100818.3622317-2-gregkh@linuxfoundation.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
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