From nobody Tue Feb 10 21:59:25 2026 Received: from mail.loongson.cn (mail.loongson.cn [114.242.206.163]) by smtp.subspace.kernel.org (Postfix) with ESMTP id D36CF2AF14 for ; Wed, 30 Apr 2025 13:15:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=114.242.206.163 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746018935; cv=none; b=ibXQLGqTYlege+NPPbxv2GduPEEzvKDydjbOZS5dg9FDoe1+uXz+hIF/jHtfvYqrlDvZUHXtlLHQBWt8UTuSL/rCv2SKPyQ2wIu4+96pLgGM/YZwfmihQ2u4A9h4AUswhHYMOe0FL7dVTBB+9DEECS/NfZ6B6Do+k/5wtDCYgYM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746018935; c=relaxed/simple; bh=uOjghlcsMo3DEQkUwDPO1+tvx20efvE49bhgbT+elEw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=pLvyNjy5JEH+Z6Uq9YaARBLdI26F9zdtQXVwrF7GfCQqymNhHzy1l3JnBUPPL9Hm/P7wAqVTxs+5KOQNFdtY0PuW2LrkvS5IP7Xqqr9wwTC3RcMNlgqJZ5ZUeEaB66XJxoxCTOJsN2gR3cW/Nh+OplEOvuJ/jf3YmMI6l+6ApiI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=loongson.cn; spf=pass smtp.mailfrom=loongson.cn; arc=none smtp.client-ip=114.242.206.163 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=loongson.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=loongson.cn Received: from loongson.cn (unknown [113.200.148.30]) by gateway (Coremail) with SMTP id _____8BxrOJsIhJoJjnLAA--.35231S3; Wed, 30 Apr 2025 21:15:24 +0800 (CST) Received: from linux.localdomain (unknown [113.200.148.30]) by front1 (Coremail) with SMTP id qMiowMCx_cZmIhJoqoKgAA--.14402S5; Wed, 30 Apr 2025 21:15:23 +0800 (CST) From: Tiezhu Yang To: Huacai Chen Cc: loongarch@lists.linux.dev, linux-kernel@vger.kernel.org Subject: [PATCH 3/5] LoongArch: Enable tracing syscalls in defconfig Date: Wed, 30 Apr 2025 21:15:14 +0800 Message-ID: <20250430131516.24287-4-yangtiezhu@loongson.cn> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20250430131516.24287-1-yangtiezhu@loongson.cn> References: <20250430131516.24287-1-yangtiezhu@loongson.cn> 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 X-CM-TRANSID: qMiowMCx_cZmIhJoqoKgAA--.14402S5 X-CM-SenderInfo: p1dqw3xlh2x3gn0dqz5rrqw2lrqou0/ X-Coremail-Antispam: 1Uk129KBj93XoW7Kr18try7Zr47Gr1xAr43urX_yoW8Gw1Up3 W5Aw1DGr48GrnYkrW7CrZ7Wws2yFZ7GFy7Ww1UZry5A39xXw10vr4rKFyY9FW7u395t3yF vF95KF129FyUZacCm3ZEXasCq-sJn29KB7ZKAUJUUUU5529EdanIXcx71UUUUU7KY7ZEXa sCq-sGcSsGvfJ3Ic02F40EFcxC0VAKzVAqx4xG6I80ebIjqfuFe4nvWSU5nxnvy29KBjDU 0xBIdaVrnRJUUUkjb4IE77IF4wAFF20E14v26r1j6r4UM7CY07I20VC2zVCF04k26cxKx2 IYs7xG6rWj6s0DM7CIcVAFz4kK6r106r15M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48v e4kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Gr0_Xr1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI 0_Gr0_Cr1l84ACjcxK6I8E87Iv67AKxVW0oVCq3wA2z4x0Y4vEx4A2jsIEc7CjxVAFwI0_ GcCE3s1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqjxCEc2xF0cIa020Ex4CE44I27wAqx4 xG64xvF2IEw4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_Jw0_WrylYx0Ex4A2jsIE14v2 6r4j6F4UMcvjeVCFs4IE7xkEbVWUJVW8JwACjcxG0xvY0x0EwIxGrwCF04k20xvY0x0EwI xGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v26r1j6r18MI8I3I0E7480 Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_Jrv_JF1lIxkGc2Ij64vIr41lIxAIcVC0I7 IYx2IY67AKxVWUCVW8JwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Jr0_Gr1lIxAIcVCF04k2 6cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r4j6F4UMIIF0xvEx4A2jsIEc7CjxV AFwI0_Gr0_Gr1UYxBIdaVFxhVjvjDU0xZFpf9x07jOdb8UUUUU= Content-Type: text/plain; charset="utf-8" There exist the following errors when building bpf selftest: $ cd tools/testing/selftests/bpf/ $ make ... CLNG-BPF [test_progs] profiler1.bpf.o In file included from progs/profiler1.c:5: progs/profiler.inc.h:599:49: error: declaration of 'struct syscall_trace_= enter' will not be visible outside of this function [-Werror,-Wvisibility] ... progs/profiler.inc.h:604:15: error: incomplete definition of type 'struct= syscall_trace_enter' ... progs/profiler.inc.h:605:15: error: incomplete definition of type 'struct= syscall_trace_enter' ... 3 errors generated. This is because there is no basic tracer to catch the syscall entry and exit events, it is better to enable the kernel tracing syscalls with CONFIG_FTRACE_SYSCALLS in defconfig to avoid the building errors. Signed-off-by: Tiezhu Yang --- arch/loongarch/configs/loongson3_defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/loongarch/configs/loongson3_defconfig b/arch/loongarch/co= nfigs/loongson3_defconfig index eaaf3419555c..4289e3abf8c7 100644 --- a/arch/loongarch/configs/loongson3_defconfig +++ b/arch/loongarch/configs/loongson3_defconfig @@ -1006,4 +1006,5 @@ CONFIG_STRIP_ASM_SYMS=3Dy CONFIG_MAGIC_SYSRQ=3Dy CONFIG_DEBUG_FS=3Dy CONFIG_SCHEDSTATS=3Dy +CONFIG_FTRACE_SYSCALLS=3Dy CONFIG_UNWINDER_ORC=3Dy --=20 2.42.0