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| author |   Chris Mason <chris.mason@oracle.com> | 2007-08-07 15:52:19 -0400 |
|---|---|---|
| committer |   David Woodhouse <dwmw2@hera.kernel.org> | 2007-08-07 15:52:19 -0400 |
| commit | 9f3a742736cecda5a8778be70faa2f779458839f (patch) | |
| tree | 500ef3701521e63254dbe82e5c71e7ccff746275 /fs/btrfs/tree-defrag.c | |
| parent | Btrfs: cleaner make clean (diff) | |
| download | linux-dev-9f3a742736cecda5a8778be70faa2f779458839f.tar.xz linux-dev-9f3a742736cecda5a8778be70faa2f779458839f.zip | |
Btrfs: Do snapshot deletion in smaller chunks.
Before, snapshot deletion was a single atomic unit. This caused considerable
lock contention and required an unbounded amount of space. Now,
the drop_progress field in the root item is used to indicate how far along
snapshot deletion is, and to resume where it left off.
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/tree-defrag.c')
0 files changed, 0 insertions, 0 deletions