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(parent: f679a84) | patch
Btrfs: relocate file extents in clusters
authorYan, Zheng <zheng.yan@oracle.com>
Thu, 24 Sep 2009 13:17:31 +0000 (09:17 -0400)
committerChris Mason <chris.mason@oracle.com>
Thu, 24 Sep 2009 13:17:31 +0000 (09:17 -0400)
commit0257bb82d21bedff26541bcf12f1461c23f9ed61
tree0b79fd9bf377094f6fa6f5f923fe192515672af3tree | snapshot (tar.gz zip)
parentf679a84034be6f7da123be786bbd8838bf3e9207commit | diff
Btrfs: relocate file extents in clusters

The extent relocation code copy file extents one by one when
relocating data block group. This is inefficient if file
extents are small. This patch makes the relocation code copy
file extents in clusters. So we can can make better use of
read-ahead.

Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
fs/btrfs/relocation.c diff | blob | blame | history