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[184.163.92.55]) by smtp.gmail.com with ESMTPSA id q46-20020a05620a2a6e00b006fbcab95d70sm2349025qkp.101.2022.11.18.10.23.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Nov 2022 10:23:20 -0800 (PST) From: Liam Beguin To: Liam Beguin , Jonathan Corbet , Randy Dunlap Cc: linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 2/3] math64: add kernel-doc for DIV64_U64_ROUND_UP Date: Fri, 18 Nov 2022 13:23:08 -0500 Message-Id: <20221118182309.3824530-2-liambeguin@gmail.com> X-Mailer: git-send-email 2.37.1.223.g6a475b71f8c4 In-Reply-To: <20221118182309.3824530-1-liambeguin@gmail.com> References: <20221118182309.3824530-1-liambeguin@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1749859938546739630?= X-GMAIL-MSGID: =?utf-8?q?1749859938546739630?= Add kernel-doc for DIV64_U64_ROUND_UP so that it appears in the documentation. Signed-off-by: Liam Beguin Acked-by: Randy Dunlap Tested-by: Randy Dunlap --- include/linux/math64.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/include/linux/math64.h b/include/linux/math64.h index 1538844fcb51..cf3b0099674a 100644 --- a/include/linux/math64.h +++ b/include/linux/math64.h @@ -284,6 +284,16 @@ static inline u64 mul_u64_u32_div(u64 a, u32 mul, u32 divisor) u64 mul_u64_u64_div_u64(u64 a, u64 mul, u64 div); +/** + * DIV64_U64_ROUND_UP - unsigned 64bit divide with 64bit divisor rounded up + * @ll: unsigned 64bit dividend + * @d: unsigned 64bit divisor + * + * Divide unsigned 64bit dividend by unsigned 64bit divisor + * and round up. + * + * Return: dividend / divisor rounded up + */ #define DIV64_U64_ROUND_UP(ll, d) \ ({ u64 _tmp = (d); div64_u64((ll) + _tmp - 1, _tmp); })