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由 Theodore Ts'o 提交于
This is a port of a patch from Linus which fixes a 200+ byte stack usage problem in ext4_get_parent(). It's more efficient to pass down only the actual parts of the dentry that matter: the parent inode and the name, instead of allocating a struct dentry on the stack. Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org> Signed-off-by: N"Theodore Ts'o" <tytso@mit.edu>
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