Btrfs: Integrate metadata reservation with start_transaction
authorYan, Zheng <zheng.yan@oracle.com>
Sun, 16 May 2010 14:48:46 +0000 (10:48 -0400)
committerChris Mason <chris.mason@oracle.com>
Tue, 25 May 2010 14:34:50 +0000 (10:34 -0400)
Besides simplify the code, this change makes sure all metadata
reservation for normal metadata operations are released after
committing transaction.

Changes since V1:

Add code that check if unlink and rmdir will free space.

Add ENOSPC handling for clone ioctl.

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

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