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authorJosef Bacik <jbacik@fusionio.com>2012-12-14 13:46:43 -0500
committerChris Mason <chris.mason@fusionio.com>2012-12-16 20:46:29 -0500
commit1135d6df222046a0ec14a1c9335de99907879922 (patch)
treeaa4c8ff68efceb63a3cab4658e6009c0e28d3e8f /fs/btrfs/hash.h
parent9185aa587b7425f8f4520da2e66792f5f3c2b815 (diff)
downloadlinux-1135d6df222046a0ec14a1c9335de99907879922.tar.bz2
Btrfs: fix autodefrag and umount lockup
This happens because writeback_inodes_sb_nr_if_idle does down_read. This doesn't work for us and it has not been fixed upstream yet, so do it ourselves and use that instead so we can stop having this stupid long standing lockup. Thanks, Signed-off-by: Josef Bacik <jbacik@fusionio.com> Signed-off-by: Chris Mason <chris.mason@fusionio.com>
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