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NFS: Fix the 'desynchronized value of nfs_i.ncommit' error
Redirtying a request that is already marked for commit will screw up the accounting for NR_UNSTABLE_NFS as well as nfs_i.ncommit. Ensure that all requests on the commit queue are labelled with the PG_NEED_COMMIT flag, and avoid moving them onto the dirty list inside nfs_page_mark_flush(). Also inline nfs_mark_request_dirty() into nfs_page_mark_flush() for atomicity reasons. Avoid dropping the spinlock until we're done marking the request in the radix tree and have added it to the ->dirty list. Signed-off-by: Trond Myklebust <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
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Trond Myklebust
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Linus Torvalds
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Apr 21, 2007
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commit 612c938
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