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Commit 600424e3 authored by Nicholas Piggin's avatar Nicholas Piggin Committed by Anna Schumaker
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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: default avatarNicholas Piggin <npiggin@gmail.com>
Signed-off-by: default avatarAnna Schumaker <Anna.Schumaker@Netapp.com>
parent 920b4530

fs/nfs/write.c

+0 −2
Original line number Diff line number Diff line
@@ -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--;