]> git.baikalelectronics.ru Git - kernel.git/commit
fs/jfs: TRIM support for JFS Filesystem
authorTino Reichardt <milky-kernel@mcmilk.de>
Mon, 17 Sep 2012 16:58:19 +0000 (11:58 -0500)
committerDave Kleikamp <dave.kleikamp@oracle.com>
Mon, 17 Sep 2012 16:58:19 +0000 (11:58 -0500)
commit475692fc8a3b3b1733b4f85c8461b5203db288aa
tree23714e5773a77abf1daf71ca7958dcd8dfa688ea
parent515813842e4bd153d72b18dd3658be08ce8718ab
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>
Documentation/filesystems/jfs.txt
fs/jfs/Makefile
fs/jfs/ioctl.c
fs/jfs/jfs_discard.c [new file with mode: 0644]
fs/jfs/jfs_discard.h [new file with mode: 0644]
fs/jfs/jfs_dmap.c
fs/jfs/jfs_dmap.h
fs/jfs/jfs_filsys.h
fs/jfs/jfs_incore.h
fs/jfs/super.c