Btrfs: add helper for tree enumeration

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Often no exact match is wanted but just the next lower or
higher item. There's a lot of duplicated code throughout
btrfs to deal with the corner cases. This patch adds a
helper function that can facilitate searching.

Signed-off-by: Arne Jansen <sensille@gmx.net>

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Arne Jansen 2011-09-13 11:18:10 +02:00 • committed by Jan Schmidt

parent 630dc772ea

commit 2f38b3e190

2 changed files with 75 additions and 0 deletions

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72

fs/btrfs/ctree.c

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3

fs/btrfs/ctree.h

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