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(parent: 43b959b) | patch
Btrfs: optimize back reference update during btrfs_drop_snapshot
authorYan, Zheng <zheng.yan@oracle.com>
Fri, 9 Oct 2009 13:25:16 +0000 (09:25 -0400)
committerChris Mason <chris.mason@oracle.com>
Fri, 9 Oct 2009 13:25:16 +0000 (09:25 -0400)
commitc9b5716a73174799cee5bce871a6817fc206b69d
tree68842517a4d10d080bc4f70abae19e480d2ac049tree | snapshot
parent43b959b4867f99c2e8368990ad38de8767cffa84commit | diff
Btrfs: optimize back reference update during btrfs_drop_snapshot

This patch reading level 0 tree blocks that already use full backrefs.

Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
fs/btrfs/extent-tree.c diff | blob | history
Linux Kernel Source Tree.