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Thu, 20 Aug 2026 20:29:07 -0700 (PDT) Received: from localhost.localdomain ([2408:8406:1941:17d:accf:ab29:4a32:29f1]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-395c4570e63sm1319318a91.4.2026.08.20.20.28.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 20 Aug 2026 20:29:06 -0700 (PDT) From: Li Fangxu To: acme@kernel.org, namhyung@kernel.org, chenhuacai@loongson.cn Cc: peterz@infradead.org, mingo@redhat.com, git@xen0n.name, linux-perf-users@vger.kernel.org, loongarch@lists.linux.dev, linux-kernel@vger.kernel.org, lifangxu Subject: [PATCH] perf build: Add rust target flag for loongarch cross compile Date: Fri, 21 Aug 2026 11:27:02 +0800 Message-ID: <20260821032702.4258-1-lifangxu22@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: lifangxu Based on commit 30f998c992c9 ("tools build: Fix rust cross compilation"), add rust target flags for loongarch cross tool to fix perf compilation error: *** Unknown rust cross compilation architecture loongarch. Stop. Signed-off-by: lifangxu --- tools/perf/Makefile.config | 2 ++ 1 file changed, 2 insertions(+) diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config index 0ba307e78fe1..42c0ef213750 100644 --- a/tools/perf/Makefile.config +++ b/tools/perf/Makefile.config @@ -1149,6 +1149,8 @@ ifndef NO_RUST RUST_TARGET_FLAGS_s390 :=3D s390x-unknown-linux-gnu RUST_TARGET_FLAGS_x86 :=3D x86_64-unknown-linux-gnu RUST_TARGET_FLAGS_x86_64 :=3D x86_64-unknown-linux-gnu + RUST_TARGET_FLAGS_loongarch :=3D loongarch64-unknown-linux-gnu + =20 ifeq ($(RUST_TARGET_FLAGS_$(ARCH)),) $(error Unknown rust cross compilation architecture $(ARCH)) --=20 2.43.0