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    btrfs: get ->kill_sb() of its own · aea52e19
    Al Viro 提交于
    ... 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: NAl Viro <viro@zeniv.linux.org.uk>
    aea52e19
super.c 35.0 KB