tree 23714e5773a77abf1daf71ca7958dcd8dfa688ea
parent fbcbe2b3c92ee1c930dcfcf8bb764074c100fd63
author Tino Reichardt <milky-kernel@mcmilk.de> 1347901099 -0500
committer Dave Kleikamp <dave.kleikamp@oracle.com> 1347901099 -0500

fs/jfs: TRIM support for JFS Filesystem

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>