[02/10,v6] fs_pin: Export functions for specific filesystem
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Message ID 558C0DE8.50509@gmail.com
State New
Headers show

Commit Message

Kinglong Mee June 25, 2015, 2:19 p.m. UTC
Exports functions for others who want pin to vfsmount,
eg, nfsd's export cache.

v4, v5, v6
add exporting of pin_kill.

Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
---
 fs/fs_pin.c | 4 ++++
 1 file changed, 4 insertions(+)

Patch
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diff --git a/fs/fs_pin.c b/fs/fs_pin.c
index 611b540..a1a4eb2 100644
--- a/fs/fs_pin.c
+++ b/fs/fs_pin.c
@@ -17,6 +17,7 @@  void pin_remove(struct fs_pin *pin)
 	wake_up_locked(&pin->wait);
 	spin_unlock_irq(&pin->wait.lock);
 }
+EXPORT_SYMBOL(pin_remove);
 
 void pin_insert_group(struct fs_pin *pin, struct vfsmount *m, struct hlist_head *p)
 {
@@ -26,11 +27,13 @@  void pin_insert_group(struct fs_pin *pin, struct vfsmount *m, struct hlist_head
 	hlist_add_head(&pin->m_list, &real_mount(m)->mnt_pins);
 	spin_unlock(&pin_lock);
 }
+EXPORT_SYMBOL(pin_insert_group);
 
 void pin_insert(struct fs_pin *pin, struct vfsmount *m)
 {
 	pin_insert_group(pin, m, &m->mnt_sb->s_pins);
 }
+EXPORT_SYMBOL(pin_insert);
 
 void pin_kill(struct fs_pin *p)
 {
@@ -72,6 +75,7 @@  void pin_kill(struct fs_pin *p)
 	}
 	rcu_read_unlock();
 }
+EXPORT_SYMBOL(pin_kill);
 
 void mnt_pin_kill(struct mount *m)
 {