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(parent: 451d758) | patch
Btrfs: autodetect SSD devices
authorChris Mason <chris.mason@oracle.com>
Wed, 10 Jun 2009 13:51:32 +0000 (09:51 -0400)
committerChris Mason <chris.mason@oracle.com>
Wed, 10 Jun 2009 15:29:52 +0000 (11:29 -0400)
commitc289811cc096c57ff35550ee8132793a4f9b5b59
tree47599d47419911c8365e0350e286dece1d5e48ddtree | snapshot
parent451d7585a8bb1b9bec0d676ce3dece1923164e55commit | diff
Btrfs: autodetect SSD devices

During mount, btrfs will check the queue nonrot flag
for all the devices found in the FS.  If they are all
non-rotating, SSD mode is enabled by default.

If the FS was mounted with -o nossd, the non-rotating
flag is ignored.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
fs/btrfs/ctree.h diff | blob | history
fs/btrfs/disk-io.c diff | blob | history
fs/btrfs/super.c diff | blob | history
fs/btrfs/volumes.c diff | blob | history
fs/btrfs/volumes.h diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git