Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0BE81C677F1 for ; Wed, 22 Feb 2023 11:55:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231402AbjBVLz2 (ORCPT ); Wed, 22 Feb 2023 06:55:28 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43272 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231149AbjBVLzZ (ORCPT ); Wed, 22 Feb 2023 06:55:25 -0500 Received: from loongson.cn (mail.loongson.cn [114.242.206.163]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id DBB9937B44; Wed, 22 Feb 2023 03:55:22 -0800 (PST) Received: from loongson.cn (unknown [113.200.148.30]) by gateway (Coremail) with SMTP id _____8DxAf+pAvZj7pEDAA--.1804S3; Wed, 22 Feb 2023 19:55:21 +0800 (CST) Received: from linux.localdomain (unknown [113.200.148.30]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Cx2r2nAvZjar04AA--.38065S4; Wed, 22 Feb 2023 19:55:21 +0800 (CST) From: Tiezhu Yang To: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko Cc: bpf@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH bpf-next 2/3] selftests/bpf: Check __TARGET_ARCH_loongarch if target is bpf for LoongArch Date: Wed, 22 Feb 2023 19:55:07 +0800 Message-Id: <1677066908-15224-3-git-send-email-yangtiezhu@loongson.cn> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1677066908-15224-1-git-send-email-yangtiezhu@loongson.cn> References: <1677066908-15224-1-git-send-email-yangtiezhu@loongson.cn> X-CM-TRANSID: AQAAf8Cx2r2nAvZjar04AA--.38065S4 X-CM-SenderInfo: p1dqw3xlh2x3gn0dqz5rrqw2lrqou0/ X-Coremail-Antispam: 1Uk129KBjvJXoW7Aw1UGr45uw45Cw1DCFWfXwb_yoW8Cw4fpF WkCr9FyFWUurWFk3s5JFy09Fy7J3s7tr4UtFWFg34kWFWrJ3W8Gws2krZrCasaga97tFna 9ry7K3y5Wa18Aw7anT9S1TB71UUUUUDqnTZGkaVYY2UrUUUUj1kv1TuYvTs0mT0YCTnIWj qI5I8CrVACY4xI64kE6c02F40Ex7xfYxn0WfASr-VFAUDa7-sFnT9fnUUIcSsGvfJTRUUU b7AYFVCjjxCrM7AC8VAFwI0_Jr0_Gr1l1xkIjI8I6I8E6xAIw20EY4v20xvaj40_Wr0E3s 1l1IIY67AEw4v_Jrv_JF1l8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxSw2x7M28EF7xv wVC0I7IYx2IY67AKxVW8JVW5JwA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxVW8JVWxJwA2z4 x0Y4vEx4A2jsIE14v26F4UJVW0owA2z4x0Y4vEx4A2jsIEc7CjxVAFwI0_Cr1j6rxdM2AI xVAIcxkEcVAq07x20xvEncxIr21l57IF6xkI12xvs2x26I8E6xACxx1l5I8CrVACY4xI64 kE6c02F40Ex7xfMcIj6xIIjxv20xvE14v26r1q6rW5McIj6I8E87Iv67AKxVWxJVW8Jr1l Ox8S6xCaFVCjc4AY6r1j6r4UM4x0Y48IcxkI7VAKI48JMxAIw28IcxkI7VAKI48JMxC20s 026xCaFVCjc4AY6r1j6r4UMI8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_ JrI_JrWlx4CE17CEb7AF67AKxVWUAVWUtwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14 v26r1I6r4UMIIF0xvE2Ix0cI8IcVCY1x0267AKxVW8JVWxJwCI42IY6xAIw20EY4v20xva j40_Jr0_JF4lIxAIcVC2z280aVAFwI0_Gr0_Cr1lIxAIcVC2z280aVCY1x0267AKxVW8JV W8JrUvcSsGvfC2KfnxnUUI43ZEXa7IU8jZX5UUUUU== Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org If target is bpf, there is no __loongarch__ definition, __BITS_PER_LONG defaults to 32, __NR_nanosleep is not defined: #if defined(__ARCH_WANT_TIME32_SYSCALLS) || __BITS_PER_LONG != 32 #define __NR_nanosleep 101 __SC_3264(__NR_nanosleep, sys_nanosleep_time32, sys_nanosleep) #endif Check __TARGET_ARCH_loongarch to include arch specified bitsperlong.h, then __BITS_PER_LONG is 64, __NR_nanosleep can also be defined to fix the following build errors: clang -g -Werror -D__TARGET_ARCH_loongarch ... -target bpf -c progs/test_vmlinux.c ... progs/test_vmlinux.c:24:18: error: use of undeclared identifier '__NR_nanosleep' if (args->id != __NR_nanosleep) ^ progs/test_vmlinux.c:42:12: error: use of undeclared identifier '__NR_nanosleep' if (id != __NR_nanosleep) ^ progs/test_vmlinux.c:60:12: error: use of undeclared identifier '__NR_nanosleep' if (id != __NR_nanosleep) ^ 3 errors generated. make: *** [Makefile:572: tools/testing/selftests/bpf/test_vmlinux.bpf.o] Error 1 make: Leaving directory 'tools/testing/selftests/bpf' Signed-off-by: Tiezhu Yang --- tools/include/uapi/asm/bitsperlong.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/include/uapi/asm/bitsperlong.h b/tools/include/uapi/asm/bitsperlong.h index da52065..10b4023 100644 --- a/tools/include/uapi/asm/bitsperlong.h +++ b/tools/include/uapi/asm/bitsperlong.h @@ -17,7 +17,7 @@ #include "../../../arch/riscv/include/uapi/asm/bitsperlong.h" #elif defined(__alpha__) #include "../../../arch/alpha/include/uapi/asm/bitsperlong.h" -#elif defined(__loongarch__) +#elif defined(__loongarch__) || defined(__TARGET_ARCH_loongarch) #include "../../../arch/loongarch/include/uapi/asm/bitsperlong.h" #else #include -- 2.1.0