Btrfs: Pre-allocate space for data relocation

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Pre-allocate space for data relocation. This can detect ENOPSC
condition caused by fragmentation of free space.

Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>

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Yan, Zheng 2010-05-16 10:49:59 -04:00 • committed by Chris Mason

parent 4a500fd178

commit efa5646456

3 changed files with 92 additions and 45 deletions

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3

fs/btrfs/ctree.h

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44

fs/btrfs/inode.c

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94

fs/btrfs/relocation.c

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