Messages in this thread | | | Date | Fri, 10 May 2013 11:10:05 +0100 | From | Joe Thornber <> | Subject | Re: [PATCH 1/2] dmcache: flush superblock stats when retrieving status info |
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On Thu, May 09, 2013 at 01:44:38PM -0700, Darrick J. Wong wrote: > When userspace queries dmcache for stats info, we should ensure that all the > metadata gets flushed out of memory to disk. The current code neglects to > update the disk copy of the hit/miss counters.
Nack, I'm afraid. The commit is there purely to make sure the free metadata blocks reported from the status are as high as possible. [When a transaction is open we have to treat all blocks from the previous transaction as allocated to allow rollback.]
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