From mboxrd@z Thu Jan 1 00:00:00 1970 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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6BEB2C67871 for ; Tue, 17 Jan 2023 22:11:12 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pHu9G-00007x-O4; Tue, 17 Jan 2023 17:09:42 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pHu9F-00006G-0W for qemu-devel@nongnu.org; Tue, 17 Jan 2023 17:09:41 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pHu9A-0007YB-1I for qemu-devel@nongnu.org; Tue, 17 Jan 2023 17:09:40 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1673993372; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=MHxiNfcZZImYagsz+S2qwPW9isNnxPRikDxHv8UG8ok=; b=P+CtS6B25n/3QTlP8PUGxD9RTDhzvMQCCpV0o0woaRUd8uA6VWqJdi22s6FqeYTPpJSUKr OPBzcNAZYNne9zRTShCBRnk2qYaGNYA7yN+L4Ug93K3SyHoFMvUMi/OlcBg2ICjSGv3grG FTubhwLxGigkV4mMfjW5F9GzCDtJBsQ= Received: from mail-yw1-f199.google.com (mail-yw1-f199.google.com [209.85.128.199]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_128_GCM_SHA256) id us-mta-573-Iknmb9dWMJ2L3LyO1yWI_Q-1; Tue, 17 Jan 2023 17:09:30 -0500 X-MC-Unique: Iknmb9dWMJ2L3LyO1yWI_Q-1 Received: by mail-yw1-f199.google.com with SMTP id 00721157ae682-4b34cf67fb6so340180567b3.6 for ; Tue, 17 Jan 2023 14:09:30 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=MHxiNfcZZImYagsz+S2qwPW9isNnxPRikDxHv8UG8ok=; b=P0lTG2/kORNYxL7/QE2fAllELEWbj2ZsHIr+mqTd8J8kg5eHHyeEYxWVXatZY73ymH 3KbyB5dURxyu1cupT64/P26Mvyi2FuJw3Ta3JasvNAVtsO1EKzce4h5LPysFhguyVche b7BlMfN+CQfi0ptwXnkxCE7zj6Z4OWYEFL/cztPUfMNcU/JZm8298n4uJWKrhRDqzIbb /rOej4sSjJBIEYsi4I65dr9waXcg4zz07VfAqvDSDrsiUkJFvFsdWP3OsPEBr8KRIYkP pDTeAAJBVN3Y8Ynv7FXgGy+SvIakCv0milUlmZrV3qbKpQxPAeWcmx6hbjM9oW8sZubN tjNA== X-Gm-Message-State: AFqh2kqsBIINbwRxOvuQsKVkpQdo+O9Y/EAgx/dJDhf1BcMGaFtOiou9 aa+dV+Jx28/sp9zYPzOHCspCAEeHdtJ35yORLgJklnl1YGyQaYO7U/oyPb/4ZbcHGolNkp68vhR jEnQM5erPgMo242/hBnorDvWYC7nbbCC+gUoKTEShZwjvClh1gcPBvHFHi3CrBx78 X-Received: by 2002:a0d:f244:0:b0:4d7:5784:59c2 with SMTP id b65-20020a0df244000000b004d7578459c2mr3422114ywf.50.1673993368591; Tue, 17 Jan 2023 14:09:28 -0800 (PST) X-Google-Smtp-Source: AMrXdXsaW6V/8te66s7U03cHPel2Bp8u7+SrV0q9ceXXu+Zs8cQ4F42ce8GCZKDHCpAYflVgB+P0Fg== X-Received: by 2002:a0d:f244:0:b0:4d7:5784:59c2 with SMTP id b65-20020a0df244000000b004d7578459c2mr3422090ywf.50.1673993368313; Tue, 17 Jan 2023 14:09:28 -0800 (PST) Received: from x1n.redhat.com (bras-base-aurron9127w-grc-56-70-30-145-63.dsl.bell.ca. [70.30.145.63]) by smtp.gmail.com with ESMTPSA id bm16-20020a05620a199000b006e16dcf99c8sm21142978qkb.71.2023.01.17.14.09.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 Jan 2023 14:09:27 -0800 (PST) From: Peter Xu To: qemu-devel@nongnu.org Cc: Leonardo Bras Soares Passos , James Houghton , Juan Quintela , peterx@redhat.com, "Dr . David Alan Gilbert" Subject: [PATCH RFC 05/21] madvise: Add QEMU_MADV_SPLIT Date: Tue, 17 Jan 2023 17:08:58 -0500 Message-Id: <20230117220914.2062125-6-peterx@redhat.com> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20230117220914.2062125-1-peterx@redhat.com> References: <20230117220914.2062125-1-peterx@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=170.10.129.124; envelope-from=peterx@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, UPPERCASE_50_75=0.008 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org MADV_SPLIT is a new madvise() on Linux. Define QEMU_MADV_SPLIT. Signed-off-by: Peter Xu --- include/qemu/madvise.h | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/include/qemu/madvise.h b/include/qemu/madvise.h index b6fa49553f..3dddd25065 100644 --- a/include/qemu/madvise.h +++ b/include/qemu/madvise.h @@ -63,6 +63,11 @@ #else #define QEMU_MADV_POPULATE_WRITE QEMU_MADV_INVALID #endif +#ifdef MADV_SPLIT +#define QEMU_MADV_SPLIT MADV_SPLIT +#else +#define QEMU_MADV_SPLIT QEMU_MADV_INVALID +#endif #elif defined(CONFIG_POSIX_MADVISE) @@ -77,6 +82,7 @@ #define QEMU_MADV_NOHUGEPAGE QEMU_MADV_INVALID #define QEMU_MADV_REMOVE QEMU_MADV_DONTNEED #define QEMU_MADV_POPULATE_WRITE QEMU_MADV_INVALID +#define QEMU_MADV_SPLIT QEMU_MADV_INVALID #else /* no-op */ @@ -91,6 +97,7 @@ #define QEMU_MADV_NOHUGEPAGE QEMU_MADV_INVALID #define QEMU_MADV_REMOVE QEMU_MADV_INVALID #define QEMU_MADV_POPULATE_WRITE QEMU_MADV_INVALID +#define QEMU_MADV_SPLIT QEMU_MADV_INVALID #endif -- 2.37.3