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authorSage Weil <sage@newdream.net>2009-09-29 22:38:44 (GMT)
committerChris Mason <chris.mason@oracle.com>2009-09-29 23:50:07 (GMT)
commitdd7e0b7b02ccff73b87032e20fc5b4f2c1cfcc14 (patch)
tree2168da63d84f05106b2aa8eb8f5cdc8859f1e176 /include
parent1ab86aedbc7845a946b4ba4edf37762629970708 (diff)
downloadlinux-dd7e0b7b02ccff73b87032e20fc5b4f2c1cfcc14.tar.xz
Btrfs: fix deadlock with free space handling and user transactions
If an ioctl-initiated transaction is open, we can't force a commit during the free space checks in order to free up pinned extents or else we deadlock. Just ENOSPC instead. A more satisfying solution that reserves space for the entire user transaction up front is forthcoming... Signed-off-by: Sage Weil <sage@newdream.net> Signed-off-by: Chris Mason <chris.mason@oracle.com>
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