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Commit eb4cac10 authored by Trond Myklebust's avatar Trond Myklebust Committed by Linus Torvalds
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NFS: Fix a list corruption problem 



We must remove the request from whatever list it is currently on before we
can add it to the dirty list.

Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 0492c371

fs/nfs/write.c

+3 −1
Original line number Diff line number Diff line
@@ -280,8 +280,10 @@ static int nfs_page_mark_flush(struct page *page) 
		spin_lock(req_lock);

	}

	spin_unlock(req_lock);

	if (nfs_set_page_writeback(page) == 0)

	if (nfs_set_page_writeback(page) == 0) {

		nfs_list_remove_request(req);

		nfs_mark_request_dirty(req);

	}

	ret = test_bit(PG_NEED_FLUSH, &req->wb_flags);

	nfs_unlock_request(req);

	return ret;