> -----Original Message----- > From: owner-linux-mm@xxxxxxxxx <owner-linux-mm@xxxxxxxxx> On Behalf Of > JaeJoon Jung > Sent: Wednesday, August 7, 2024 9:22 AM > To: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> > Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>; Sasha Levin > <levinsasha928@xxxxxxxxx>; Liam R . Howlett <Liam.Howlett@xxxxxxxxxx>; > Matthew Wilcox <willy@xxxxxxxxxxxxx>; linux-kernel@xxxxxxxxxxxxxxx; linux- > mm@xxxxxxxxx; maple-tree@xxxxxxxxxxxxxxxxxxx; linux- > fsdevel@xxxxxxxxxxxxxxx > Subject: Re: [PATCH v2 1/2] lib/htree: Add locking interface to new Hash > Tree ... > The Hash Tree I implemented manages the Tree with the characteristic > of a hash that is accessed in O(1). > Even if the tree gets deeper, the search time does not increase. > There is no rotation cost because the tree is kept balanced by hash key. How does it keep balancing?