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Nicholas Bellinger authored
This patch adds EXPORT_SYMBOL() for percpu_ref_init(), percpu_ref_cancel_init() and percpu_ref_kill_and_confirm() so that percpu refcounting can be used by external modules. Cc: Kent Overstreet <kmo@daterainc.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
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