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authorNeilBrown <neilb@suse.de>2009-08-04 15:22:38 +1000
committerJ. Bruce Fields <bfields@citi.umich.edu>2009-08-04 11:03:01 -0400
commit5c4d26390341732a8d614141a4cf4663610a1698 (patch)
tree1361af921aadc75c1a1fa1a23eb83292dcad8130 /net/sunrpc/auth_gss
parentf866a8194f7cbabb9135b98b9ac7d26237b88367 (diff)
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sunrpc/cache: make sure deferred requests eventually get revisited.
While deferred requests normally get revisited quite quickly, it is possible for a request to remain in the deferral queue when the cache item is discarded. We can easily make sure that doesn't happen by calling cache_revisit_request just before the final 'put'. Also there is a small chance that a race would cause one thread to defer a request against a cache item while another thread is failing to queue an upcall for that item. So when the upcall fails, make sure to revisit all deferred requests. Signed-off-by: NeilBrown <neilb@suse.de> Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
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