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path: root/fs/jfs/jfs_discard.h
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2012-09-17fs/jfs: TRIM support for JFS FilesystemTino Reichardt1-0/+26
This patch adds support for the two linux interfaces of the discard/TRIM command for SSD devices and sparse/thinly-provisioned LUNs. JFS will support batched discard via FITRIM ioctl and online discard with the discard mount option. Signed-off-by: Tino Reichardt <list-jfs@mcmilk.de> Signed-off-by: Dave Kleikamp <dave.kleikamp@oracle.com>