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Howlett" , Nico Pache , Ryan Roberts , Dev Jain , Barry Song , Lance Yang , Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Shuah Khan , linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org Subject: Re: [PATCH 7.2 v2 07/12] fs: remove nr_thps from struct address_space Message-ID: References: <20260413192030.3275825-1-ziy@nvidia.com> <20260413192030.3275825-8-ziy@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260413192030.3275825-8-ziy@nvidia.com> X-Stat-Signature: whtbbmxezc4i7bam7y7fasqnytayhnss X-Rspamd-Queue-Id: BF69340005 X-Rspam-User: X-Rspamd-Server: rspam03 X-HE-Tag: 1776112716-718855 X-HE-Meta: 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 V2yhoj57 ttKj/1kKsmJqTgQC4eOkDyyDuUNb9fNzFxxEI3/aZGAwUACgUTXPYjJalhr7c9tLrmQs67EoI8yL8a8zXBjNpnBc65PSO6a8k3uQ1IRF5P6bwFu7iuorNB9REDUiVX2KNw3xopx2KKtdVF2jyhBovTrsOS0AwsdYdFDgTprQDYjqtX9iI1rVmW0X8nIY9Km2TiHTFIlcpi0IMT50exV3An7DLdQvySsDB1YO0A4Uy4MayE9Ky82LSa4a6EcsaFKbiEiKJ+QgfjUOB4MscypXY74KJWRikyVgrGlw3tP2jf3faYZsGaB2xsX4QnSI+19oy6qUs5kWcOBsUbEvh9tnGTWt5GpAzBEPIUwNNDSTdKp898crp/oMyEaHbdkv8y0dYLM/TC6OXt44hthVYn0QfK58ZyQ== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, Apr 13, 2026 at 03:20:25PM -0400, Zi Yan wrote: > filemap_nr_thps*() are removed, the related field, address_space->nr_thps, > is no longer needed. Remove it. ... this shrinks struct address_space by 8 bytes on 64-bit systems which may increase the number of inodes we can cache. > Reviewed-by: Lorenzo Stoakes (Oracle) > Acked-by: David Hildenbrand (Arm) > Reviewed-by: Lance Yang > Signed-off-by: Zi Yan Reviewed-by: Matthew Wilcox (Oracle)