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Miller" , Jakub Kicinski CC: Alexander Lobakin , Igor Russkikh , Michal Kalderon , "Ariel Elior" , Denis Bolotin , "James E.J. Bottomley" , "Martin K. Petersen" , Andrew Lunn , , , , , Subject: [PATCH v3 net-next 01/16] linkmode: introduce linkmode_intersects() Date: Mon, 20 Jul 2020 21:08:00 +0300 Message-ID: <20200720180815.107-2-alobakin@marvell.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200720180815.107-1-alobakin@marvell.com> References: <20200720180815.107-1-alobakin@marvell.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-07-20_09:2020-07-20,2020-07-20 signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add a new helper to find intersections between Ethtool link modes, linkmode_intersects(), similar to the other linkmode helpers. Signed-off-by: Alexander Lobakin Signed-off-by: Igor Russkikh --- include/linux/linkmode.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/include/linux/linkmode.h b/include/linux/linkmode.h index c664c27a29a0..f8397f300fcd 100644 --- a/include/linux/linkmode.h +++ b/include/linux/linkmode.h @@ -82,6 +82,12 @@ static inline int linkmode_equal(const unsigned long *src1, return bitmap_equal(src1, src2, __ETHTOOL_LINK_MODE_MASK_NBITS); } +static inline int linkmode_intersects(const unsigned long *src1, + const unsigned long *src2) +{ + return bitmap_intersects(src1, src2, __ETHTOOL_LINK_MODE_MASK_NBITS); +} + static inline int linkmode_subset(const unsigned long *src1, const unsigned long *src2) { -- 2.25.1