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Mon, 30 Jan 2023 12:18:40 -0800 (PST) Received: from fedora.hsd1.ca.comcast.net ([2601:644:937f:7f20::a8cd]) by smtp.googlemail.com with ESMTPSA id g9-20020a056a000b8900b0058d9730ede0sm113262pfj.210.2023.01.30.12.18.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 30 Jan 2023 12:18:40 -0800 (PST) From: "Vishal Moola (Oracle)" To: linux-mm@kvack.org Cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org, "Vishal Moola (Oracle)" Subject: [PATCH mm-unstable v4 0/6] Convert various mempolicy.c functions to use folios Date: Mon, 30 Jan 2023 12:18:27 -0800 Message-Id: <20230130201833.27042-1-vishal.moola@gmail.com> X-Mailer: git-send-email 2.38.1 MIME-Version: 1.0 X-Rspam-User: X-Rspamd-Server: rspam03 X-Stat-Signature: iawhtcoxgbabb4yw55ye49nusjhuc6jb X-Rspamd-Queue-Id: 3407140015 X-HE-Tag: 1675109921-904522 X-HE-Meta: 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 IzSI4cme QXaCtw1dA15iA2hazEuBBTGHZUmDuI1WYf6Ilx9b+IwO+bSg5PXgvUa5HsmGNMuY/nDFIPWD371uCoKfyaR/OggCKbNtywinyiIiWKz6otsmlGmVIh0ujy6/vUBRPK7KQlb1obiADd8ay6J/maBycENwPwRyYqUSo67dTLMFSDLsevIsu9ioaI6qcDwWulwzGZbdJCtDVbicdzzkP8qgozfp7OoAmEr8pzcMvZBPAzaq5rw7Zj5PiToeRYYoZjBPZvKVYXWLuuLnTtUDx4CLYUlcK2BUeAuqyHO0og7vMtsDSt3BzXeaIuCC8yRZylgl+dLHYAWnBqs1BeMlRzn2NIKWqXAfg4I7aH26980hke6XQYLyDxlHPLR6LIk8CfKZ3TRbZMGTl3XCEDDagHD4uq4UgntUI1D3FeTrMIqFsKbwGfbEzU0dQrHNTow== 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: This patch series converts migrate_page_add() and queue_pages_required() to migrate_folio_add() and queue_page_required(). It also converts the callers of the functions to use folios as well, and introduces a helper function to estimate the number of sharers of a folio. --- v4: - Rebase on latest mm-unstable - Rename folio_estimated_mapcount() to folio_estimated_sharers() v3: - Move folio_estimated_mapcount() to fix build warnings - Add comments to folio_estimated_mapcount() to make its function and purpose clear v2: - Introduce folio_estimated_mapcount() to replace page_mapcount() in migrate_page_add() and queue_pages_hugetlb(). - Elaborate on the comments to make it clear what the mapcount check is for and why it is being done this way. Vishal Moola (Oracle) (6): mm: add folio_estimated_sharers() mm/mempolicy: convert queue_pages_pmd() to queue_folios_pmd() mm/mempolicy: convert queue_pages_pte_range() to queue_folios_pte_range() mm/mempolicy: convert queue_pages_hugetlb() to queue_folios_hugetlb() mm/mempolicy: convert queue_pages_required() to queue_folio_required() mm/mempolicy: convert migrate_page_add() to migrate_folio_add() include/linux/mm.h | 18 +++++++ mm/mempolicy.c | 122 ++++++++++++++++++++++++--------------------- 2 files changed, 83 insertions(+), 57 deletions(-)