From patchwork Sun Oct 20 03:14:22 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Jason Xing X-Patchwork-Id: 13842958 Received: from mail-pf1-f173.google.com (mail-pf1-f173.google.com [209.85.210.173]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 172ABBE40; Sun, 20 Oct 2024 03:14:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.173 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729394079; cv=none; b=b0xuYgwE5rkCqNqf8TjRcU52yLcuYK2L3p3DceihsUDCk7IkMBAnRQb66A9zF9cIvFAZcZOp37gErMZMkdGDv4yVVz7xGseH9wZ51eB2uMVvl6Gi5ONBus1TMImK4jHuHMx3UTPfBR9UxMvRtwXZbQRfdGJcgYXib5lO9hz9A08= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729394079; c=relaxed/simple; bh=qaPYNCZLDShnpAsUhIsPM324e6qSDcpIi4sUEwnS/PI=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version:Content-Type; b=eALZuARrytD8OYAXOIDMr5FS7FfhICTI9bvoR3Z74YKHTxRNzI80KUYvIWzyDhtzP2U6E+bTSNe82FsWfgd4j7rZ6evkItGImAxEDRJCux2z3d9xKaVQZd32r7AI+FDSnOulXXjuJ1c4Fmir1UjsCwA1aqPFkLaFT9LskvNZXcY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=FyI+m2Gd; arc=none smtp.client-ip=209.85.210.173 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="FyI+m2Gd" Received: by mail-pf1-f173.google.com with SMTP id d2e1a72fcca58-71e585ef0b3so2685408b3a.1; Sat, 19 Oct 2024 20:14:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1729394077; x=1729998877; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=a3KhY9DlhPOzQxVu6Ypnl189jFpbkIDSyUOnSOJA8JM=; b=FyI+m2GdtjweFLjXQKELMTIeACpZ5kn/h4ppK/X+zE3yvcmYApNJiojpsx+RbLsoMU UeA7+c9qMd0wHrKdi3WENaT5MVn3eiECd1DpXNbRNAZ2mxYxWsYQb0gZo0c9oLgfylDo D2uZhgHp7PfZPUuQZ3MQkWhfHRgfd/BUZOiIp/xfvNo1QQOvGsYURC/qIDL7qwdHAHM1 j9i4sgT7rp5CYfaPT5/acrokOtygqFySOKJ+OomijX9UiaV86pGTusuSTkVaeqP9a3cb W0NqX4YU+dLj6LgPUdlLCggPqBQanBEnjPuMSHaGrsTcG5A8FTzCgig0s5Wc+8P1sxOA opCg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729394077; x=1729998877; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=a3KhY9DlhPOzQxVu6Ypnl189jFpbkIDSyUOnSOJA8JM=; b=dPuGyQlXoh/X02Ha7+2yH6ylrxEJF6fvewdQepZth1QJmiFdm6kMhD9Sbxkj61D6DO 4GSytXGO2gyVm0VRpRFST88nrKQVXQG+1YbjJLfZcxjZn+cS6GY4rBzeGzy4q15yhHqv 2TfiQzjYFn/xrsUAyPIczIMj2D8aJpQnGTlVJ8H0/HVqLQNXkA2PeGWpRxusEjYr5oCd nsnsYP71Xj4KJjJLn3KMkOfEIYlfjDcoBc2hhwkZQWL3DPZ8wO5RpBrWSkDaPqqiuZFR LIZQ9Td1KaIjHQbrMTNYxOOobNAVieCEJWKlE3J4KpVlFleZgDGpdp6rsByIv/CbJUsh QVzA== X-Forwarded-Encrypted: i=1; AJvYcCViljpBSppAWNqI5tIu536WCitedrfJ7BdRGZF+EA2r2hFFJBlyR+zPfN/fS5kOYkrDNwOmLN2D/0DeQ9t87ME=@vger.kernel.org X-Gm-Message-State: AOJu0YwoIK7zecPd+2Qk3ue5C58ZEQFdvgzknbco5LgMkkg2PbKdw3OJ gNBddFNS8OvPj6usn88NnhYfrbpxqpcbHd1i6xhyP7kYqybVQPPR X-Google-Smtp-Source: AGHT+IFNWC/DixKyJO10qn9DABG/XpiA7F1Kh2Ua2/z+g3A5U9knER8TF9pO2I6ciEQ/FIVZlqwJrA== X-Received: by 2002:a05:6a21:6711:b0:1d9:9a9:7dcf with SMTP id adf61e73a8af0-1d92c4a30f0mr9569964637.4.1729394077011; Sat, 19 Oct 2024 20:14:37 -0700 (PDT) Received: from KERNELXING-MC1.tencent.com ([114.253.33.190]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-71ec1407801sm432372b3a.196.2024.10.19.20.14.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 19 Oct 2024 20:14:36 -0700 (PDT) From: Jason Xing To: ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, eddyz87@gmail.com, mykolal@fb.com, martin.lau@linux.dev, song@kernel.org, yonghong.song@linux.dev, john.fastabend@gmail.com, kpsingh@kernel.org, sdf@fomichev.me, haoluo@google.com, jolsa@kernel.org, shuah@kernel.org Cc: bpf@vger.kernel.org, linux-kselftest@vger.kernel.org, Jason Xing Subject: [PATCH bpf-next] bpf: handle MADV_PAGEOUT error in uprobe_multi.c Date: Sun, 20 Oct 2024 11:14:22 +0800 Message-Id: <20241020031422.46894-1-kerneljasonxing@gmail.com> X-Mailer: git-send-email 2.33.0 Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Jason Xing When I compiled the tools/testing/selftests/bpf, the following error pops out: uprobe_multi.c: In function ‘trigger_uprobe’: uprobe_multi.c:109:26: error: ‘MADV_PAGEOUT’ undeclared (first use in this function); did you mean ‘MADV_RANDOM’? madvise(addr, page_sz, MADV_PAGEOUT); ^~~~~~~~~~~~ MADV_RANDOM We can see MADV_PAGEOUT existing in mman-common.h on x86 arch, so including this header file solves this compilation error. Signed-off-by: Jason Xing --- tools/testing/selftests/bpf/uprobe_multi.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/testing/selftests/bpf/uprobe_multi.c b/tools/testing/selftests/bpf/uprobe_multi.c index c7828b13e5ff..b0e11ffe0e1c 100644 --- a/tools/testing/selftests/bpf/uprobe_multi.c +++ b/tools/testing/selftests/bpf/uprobe_multi.c @@ -5,6 +5,7 @@ #include #include #include +#include #include #include