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[73.105.0.191]) by smtp.gmail.com with ESMTPSA id 00721157ae682-871493168dasm78139017b3.11.2026.09.07.14.54.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Sep 2026 14:54:41 -0700 (PDT) From: Yury Norov X-Google-Original-From: Yury Norov To: Andrew Lunn , Heiner Kallweit , Russell King , Raju Rangoju , Prashanth Kumar K R , Tony Nguyen , Przemek Kitszel , Jian Shen , Jijie Shao , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , linux-kernel@vger.kernel.org, netdev@vger.kernel.org, intel-wired-lan@lists.osuosl.org, linux-usb@vger.kernel.org Cc: Yury Norov , Yury Norov , Rasmus Villemoes , Andrew Morton Subject: [PATCH 0/9] linkmode: better use bitmap API Date: Mon, 7 Sep 2026 17:54:29 -0400 Message-ID: <20260907215439.409858-1-ynorov@nvidia.com> X-Mailer: git-send-email 2.53.0 Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 F: include/linux/linkmode.h Content-Transfer-Encoding: 8bit Several linkmode users discard the return value of bitmap_and() and then call linkmode_empty() on the result. Propagate the return value through linkmode_and() and use it to avoid redundant bitmap scans. Add bitmap_and_and() and bitmap_and_andnot() for callers that combine three masks. The new helpers perform the operation and emptiness check in a single pass. Yury Norov (9): bitmap: add bitmap_and_and() and bitmap_and_andnot() linkmode: make linkmode_and() return boolean net: amd: xgbe: use linkmode_and() return value in xgbe_set_link_ksettings() ixgbe: use linkmode_and() return value in ixgbe_get_eee_fw() net: phy: use linkmode_and() return value in genphy_c45_eee_is_active() net: avoid copies before linkmode_and() net: phy: use linkmode operation return values in phy_device.c r8152: use linkmode_and_and() in EEE checks MAINTAINERS: co-maintain linkmode.h under BITMAP MAINTAINERS | 1 + drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c | 9 ++- .../hisilicon/hns3/hns3pf/hclge_mdio.c | 5 +- .../net/ethernet/intel/ixgbe/ixgbe_ethtool.c | 3 +- drivers/net/phy/phy-c45.c | 3 +- drivers/net/phy/phy.c | 7 +- drivers/net/phy/phy_device.c | 14 ++-- drivers/net/usb/r8152.c | 10 +-- include/linux/bitmap.h | 32 ++++++++ include/linux/linkmode.h | 21 ++++- lib/bitmap.c | 46 ++++++++--- lib/test_bitmap.c | 78 +++++++++++++++++++ 12 files changed, 188 insertions(+), 41 deletions(-) -- 2.53.0