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| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2017-07-17 16:51:02 +0200 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2017-08-15 17:54:47 +0200 |
| commit | dee83046e73cb7ebbbae955c1ef0f4f55a0f44f9 (patch) | |
| tree | bf23a88583b7d0c5aff046bd3e7f0926e95546da /fs/nfs | |
| parent | NFS: Remove nfs_page_group_clear_bits() (diff) | |
| download | linux-dee83046e73cb7ebbbae955c1ef0f4f55a0f44f9.tar.xz linux-dee83046e73cb7ebbbae955c1ef0f4f55a0f44f9.zip | |
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.c | 21 |
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 */ |