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authorNicholas Bellinger <nab@linux-iscsi.org>2013-11-07 10:45:35 -0800
committerNicholas Bellinger <nab@linux-iscsi.org>2013-11-07 12:14:52 -0800
commitc9e8d128fe316751230ee0c53478740c64f58436 (patch)
tree0d5604776d414497871af5737c3a4d1450ff5d46 /lib
parentdbcbc95cd85854588ac80c0a6d98586fa2129418 (diff)
percpu-refcount: Add EXPORT_SYMBOL to use percpu_ref from modules
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>
Diffstat (limited to 'lib')
-rw-r--r--lib/percpu-refcount.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/percpu-refcount.c b/lib/percpu-refcount.c
index 7deeb6297a48..25b9ac7b93e5 100644
--- a/lib/percpu-refcount.c
+++ b/lib/percpu-refcount.c
@@ -53,6 +53,7 @@ int percpu_ref_init(struct percpu_ref *ref, percpu_ref_func_t *release)
ref->release = release;
return 0;
}
+EXPORT_SYMBOL(percpu_ref_init);
/**
* percpu_ref_cancel_init - cancel percpu_ref_init()
@@ -84,6 +85,7 @@ void percpu_ref_cancel_init(struct percpu_ref *ref)
free_percpu(ref->pcpu_count);
}
}
+EXPORT_SYMBOL(percpu_ref_cancel_init);
static void percpu_ref_kill_rcu(struct rcu_head *rcu)
{
@@ -156,3 +158,4 @@ void percpu_ref_kill_and_confirm(struct percpu_ref *ref,
call_rcu_sched(&ref->rcu, percpu_ref_kill_rcu);
}
+EXPORT_SYMBOL(percpu_ref_kill_and_confirm);