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由 Sage Weil 提交于
This is racy--we do not know whather d_parent has changed out from underneath us because i_mutex is not held on the source inode's directory. Also, taking this reference is useless. Reported-by: NAl Viro <viro@zeniv.linux.org.uk> Signed-off-by: NSage Weil <sage@inktank.com> Reviewed-by: NYan, Zheng <zheng.z.yan@intel.com>
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