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Received: from willy by casper.infradead.org with local (Exim 4.98 #2 (Red Hat Linux)) id 1tmuIr-0000000BGuR-0XyI; Tue, 25 Feb 2025 12:44:49 +0000 Date: Tue, 25 Feb 2025 12:44:48 +0000 From: Matthew Wilcox To: Wei Yang Cc: akpm@linux-foundation.org, michel@lespinasse.org, linux-mm@kvack.org Subject: Re: [PATCH] lib/interval_tree: skip the check before go to the right subtree Message-ID: References: <20250224022239.21976-1-richard.weiyang@gmail.com> <20250224070842.ahxuhtytnic2fvbo@master> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250224070842.ahxuhtytnic2fvbo@master> X-Rspamd-Queue-Id: E3640C0003 X-Stat-Signature: do94yaw3deu1c9szm1a5fdezamkapgwp X-Rspam-User: X-Rspamd-Server: rspam01 X-HE-Tag: 1740487491-885977 X-HE-Meta: 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 VtMkJvBm nxurNchxBahM5DlgHHQQvBdux73BX20E6oFMQSnFl5+XMkDwQMX2I6KQUb96JyAA/yBIWIBB6P7NHeThs1Yf5BvIuTzjOU5S3Iz6qaVvru1wZiz95KoRVVd/Xz5/uzTfj/HmxUMW6eW5yavjFUjVqmzBC4bQHE4MWZ3riBMU7Qdn68TxHfj+G+ntTarnzE6m7R8CauvpyuggZyHjpjiLCbR+bq0fS124OBZkBHzHEtZe4wH84i2RoZ6sb9b65PKPG7AkoYgIU/8F1/WQdwJRbTPEdsOOnEROUXfmUa8kQMV+wPZjdKa/a5p2Uf0tYQdUenwN3QZ1dLR2fltAK6P8thXyEnJx2FqOtlieP3Zj0k1kVjrPuDh3j832oSQ== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, Feb 24, 2025 at 07:08:42AM +0000, Wei Yang wrote: > On Mon, Feb 24, 2025 at 05:15:46AM +0000, Matthew Wilcox wrote: > >On Mon, Feb 24, 2025 at 02:22:39AM +0000, Wei Yang wrote: > >> So skip the check before go to the right subtree. > > > >what testing have you done? > > I did kernel build test for about 50+ rounds on top of recent mmunstable tree. And did anything improve?