btrfs: get ->kill_sb() of its own

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... and move free_fs_info() to that, out of ->put_super().  Do NOT
set ->s_fs_info to NULL in the latter; we need it for sget() to
be able to see and wait for fs in the middle of umount if we get a
mount/umount race.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

...

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Al Viro 2011-11-17 01:22:46 -05:00

parent 98c7089c76

commit aea52e19dd

1 changed files with 18 additions and 9 deletions

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fs/btrfs/super.c

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