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authorNicholas Piggin <npiggin@gmail.com>2017-01-04 04:22:33 +1000
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2017-02-08 17:02:44 -0500
commit600424e3d91be7c6c8c38b95db713983a6307efa (patch)
tree330af1927d963c3ebe7628bf746ec3426a2bc635 /fs/nfs
parent920b4530fb80430ff30ef83efe21ba1fa5623731 (diff)
downloadtalos-op-linux-600424e3d91be7c6c8c38b95db713983a6307efa.tar.gz
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nfs: no PG_private waiters remain, remove waker
Since commit 4f52b6bb ("NFS: Don't call COMMIT in ->releasepage()"), no tasks wait on PagePrivate, so the wake introduced in commit 95905446 ("NFS: avoid deadlocks with loop-back mounted NFS filesystems.") can be removed. Signed-off-by: Nicholas Piggin <npiggin@gmail.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/write.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index ad4219a41f25..e75b056f46f4 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -728,8 +728,6 @@ static void nfs_inode_remove_request(struct nfs_page *req)
if (likely(head->wb_page && !PageSwapCache(head->wb_page))) {
set_page_private(head->wb_page, 0);
ClearPagePrivate(head->wb_page);
- smp_mb__after_atomic();
- wake_up_page(head->wb_page, PG_private);
clear_bit(PG_MAPPED, &head->wb_flags);
}
nfsi->nrequests--;
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