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authorTrond Myklebust <trond.myklebust@primarydata.com>2017-07-17 10:51:02 -0400
committerTrond Myklebust <trond.myklebust@primarydata.com>2017-08-15 11:54:47 -0400
commitdee83046e73cb7ebbbae955c1ef0f4f55a0f44f9 (patch)
treebf23a88583b7d0c5aff046bd3e7f0926e95546da /fs/nfs
parent902a4c00462a755fe4a6ca655813c8b2a51fab4c (diff)
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NFS: Remove unuse function nfs_page_group_lock_wait()
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/pagelist.c21
1 files changed, 0 insertions, 21 deletions
diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c
index a6f2bbd709ba..ced7974622dd 100644
--- a/fs/nfs/pagelist.c
+++ b/fs/nfs/pagelist.c
@@ -166,27 +166,6 @@ nfs_page_group_lock(struct nfs_page *req, bool nonblock)
}
/*
- * nfs_page_group_lock_wait - wait for the lock to clear, but don't grab it
- * @req - a request in the group
- *
- * This is a blocking call to wait for the group lock to be cleared.
- */
-void
-nfs_page_group_lock_wait(struct nfs_page *req)
-{
- struct nfs_page *head = req->wb_head;
-
- WARN_ON_ONCE(head != head->wb_head);
-
- if (!test_bit(PG_HEADLOCK, &head->wb_flags))
- return;
- set_bit(PG_CONTENDED1, &head->wb_flags);
- smp_mb__after_atomic();
- wait_on_bit(&head->wb_flags, PG_HEADLOCK,
- TASK_UNINTERRUPTIBLE);
-}
-
-/*
* nfs_page_group_unlock - unlock the head of the page group
* @req - request in group that is to be unlocked
*/