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[213.181.144.73]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3a892e52b9esm2024043f8f.61.2025.06.27.01.22.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 27 Jun 2025 01:22:02 -0700 (PDT) Message-ID: Date: Fri, 27 Jun 2025 10:22:01 +0200 Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: linux-next: build warning after merge of the bpf-next tree To: Stephen Rothwell , Daniel Borkmann , Alexei Starovoitov , Andrii Nakryiko Cc: bpf , Networking , Linux Kernel Mailing List , Linux Next Mailing List References: <20250627174759.3a435f86@canb.auug.org.au> From: Viktor Malik Content-Language: en-US In-Reply-To: <20250627174759.3a435f86@canb.auug.org.au> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 6/27/25 09:47, Stephen Rothwell wrote: > Hi all, > > After merging the bpf-next tree, today's linux-next build (htmldocs) > produced this warning: > > kernel/bpf/helpers.c:3465: warning: expecting prototype for bpf_strlen(). Prototype was for bpf_strnlen() instead > kernel/bpf/helpers.c:3557: warning: expecting prototype for strcspn(). Prototype was for bpf_strcspn() instead > > Introduced by commit > > e91370550f1f ("bpf: Add kfuncs for read-only string operations") Oh, good catch, thanks for the report. Just sent a fix to bpf-next [1]. Viktor [1] https://lore.kernel.org/bpf/20250627082001.237606-1-vmalik@redhat.com/T/#u