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authorPhilipp Reisner <philipp.reisner@linbit.com>2016-06-14 00:26:15 +0200
committerJens Axboe <axboe@fb.com>2016-06-13 21:43:04 -0600
commit92d94ae66aebda5e4832d96e96b95117c44693b5 (patch)
tree08266c08a393aa5ca014d38d9813f61f74f5ae81 /tools
parenta5ca66c419410b4a26ab47b120d5424bd1d33700 (diff)
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op-kernel-dev-92d94ae66aebda5e4832d96e96b95117c44693b5.tar.gz
drbd: Create the protocol feature THIN_RESYNC
If thinly provisioned volumes are used, during a resync the sync source tries to find out if a block is deallocated. If it is deallocated, then the resync target uses block_dev_issue_zeroout() on the range in question. Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com> Signed-off-by: Jens Axboe <axboe@fb.com>
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