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AJvYcCV3YCrzkGgym1um03Tnn2/mtIybDMHzWQ8tN9ALl2BSpg715WXSgJvYmqURsYecot0otJ4=@vger.kernel.org, AJvYcCXsF/gichr1iKxuxm5Y+W9ojH+ug37kmogA8NjUJKLqrIZD0T5yDHqkPdAk2xR80QexTZYZ6Dxeiw==@vger.kernel.org X-Gm-Message-State: AOJu0YxeAmZrdXcj7fZryqYhdenR/M00yfxa5Eet5zTk5jfX8J1SqmOP LAmvsdMf4FPOgrHVVUAPCkpqhzL+8bH7+m3Ugj0K4pdJulg2Eb85hSSotw== X-Google-Smtp-Source: AGHT+IFFlLmrpR76BVY/jVWfmaJItMzvw9QCouJ2HQHZERHdoi7OF/UvtNRwJcsFSFxqJPJjxcQiCw== X-Received: by 2002:a17:90b:4c84:b0:2c9:90fa:b9f8 with SMTP id 98e67ed59e1d1-2d86af76912mr2653983a91.10.1725009701008; Fri, 30 Aug 2024 02:21:41 -0700 (PDT) Received: from [192.168.0.235] ([38.34.87.7]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2d8818feacesm275274a91.30.2024.08.30.02.21.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 30 Aug 2024 02:21:40 -0700 (PDT) Message-ID: <322d9bac47bc3732b77cf2cf23d69f2c4665bc36.camel@gmail.com> Subject: Re: FYI: CI regression on big-endian arch (s390) after recent pahole changes From: Eduard Zingerman To: Song Liu Cc: Arnaldo Carvalho de Melo , Alan Maguire , "dwarves@vger.kernel.org" , bpf , Andrii Nakryiko , Martin KaFai Lau Date: Fri, 30 Aug 2024 02:21:35 -0700 In-Reply-To: <442C7AEC-2919-4307-8700-F7A0B60B5565@fb.com> References: <6358db36c5f68b07873a0a5be2d062b1af5ea5f8.camel@gmail.com> <442C7AEC-2919-4307-8700-F7A0B60B5565@fb.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.52.4 (3.52.4-1.fc40) Precedence: bulk X-Mailing-List: dwarves@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Fri, 2024-08-30 at 02:49 +0000, Song Liu wrote: [...] > Clarification:=20 >=20 > With the regression, _both_ .BTF and .BTF.base sections (or at=20 > least part of these sections) are in little endian for s390: Hi Song, Understood, thank you for clarification and sorry for confusion. This makes sense because btf__distill_base() generates two new BTF structures and both need to inherit endianness. Thanks, Eduard [...]