From patchwork Fri Jun 1 08:10:23 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: junyan.he@gmx.com X-Patchwork-Id: 10442681 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 1DB59602BC for ; Fri, 1 Jun 2018 08:12:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0AD4728D2E for ; Fri, 1 Jun 2018 08:12:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id F3EB328FE0; Fri, 1 Jun 2018 08:12:15 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,FREEMAIL_FROM, MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 9D50428D2E for ; Fri, 1 Jun 2018 08:12:15 +0000 (UTC) Received: from localhost ([::1]:48119 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fOfAU-0001WZ-Np for patchwork-qemu-devel@patchwork.kernel.org; Fri, 01 Jun 2018 04:12:14 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40378) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fOf98-0000RL-Ui for qemu-devel@nongnu.org; Fri, 01 Jun 2018 04:10:52 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fOf94-0000Gx-3F for qemu-devel@nongnu.org; Fri, 01 Jun 2018 04:10:50 -0400 Received: from mga07.intel.com ([134.134.136.100]:20629) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fOf93-0000F3-Pq for qemu-devel@nongnu.org; Fri, 01 Jun 2018 04:10:46 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 01 Jun 2018 01:10:44 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,465,1520924400"; d="scan'208";a="45935092" Received: from robinhe-hp.sh.intel.com ([10.239.192.205]) by orsmga008.jf.intel.com with ESMTP; 01 Jun 2018 01:10:38 -0700 From: junyan.he@gmx.com To: qemu-devel@nongnu.org Date: Fri, 1 Jun 2018 16:10:23 +0800 Message-Id: <1527840629-18648-2-git-send-email-junyan.he@gmx.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1527840629-18648-1-git-send-email-junyan.he@gmx.com> References: <1527840629-18648-1-git-send-email-junyan.he@gmx.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 134.134.136.100 Subject: [Qemu-devel] [PATCH V6 1/7] memory, exec: Expose all memory block related flags. X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: xiaoguangrong.eric@gmail.com, crosthwaite.peter@gmail.com, mst@redhat.com, dgilbert@redhat.com, ehabkost@redhat.com, quintela@redhat.com, Junyan He , stefanha@redhat.com, pbonzini@redhat.com, imammedo@redhat.com, rth@twiddle.net Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Junyan He We need to use these flags in other files rather than just in exec.c, For example, RAM_SHARED should be used when create a ram block from file. We expose them the exec/memory.h Signed-off-by: Junyan He Reviewed-by: Stefan Hajnoczi --- exec.c | 17 ----------------- include/exec/memory.h | 17 +++++++++++++++++ 2 files changed, 17 insertions(+), 17 deletions(-) diff --git a/exec.c b/exec.c index c30f905..302c04b 100644 --- a/exec.c +++ b/exec.c @@ -87,23 +87,6 @@ AddressSpace address_space_memory; MemoryRegion io_mem_rom, io_mem_notdirty; static MemoryRegion io_mem_unassigned; - -/* RAM is pre-allocated and passed into qemu_ram_alloc_from_ptr */ -#define RAM_PREALLOC (1 << 0) - -/* RAM is mmap-ed with MAP_SHARED */ -#define RAM_SHARED (1 << 1) - -/* Only a portion of RAM (used_length) is actually used, and migrated. - * This used_length size can change across reboots. - */ -#define RAM_RESIZEABLE (1 << 2) - -/* UFFDIO_ZEROPAGE is available on this RAMBlock to atomically - * zero the page and wake waiting processes. - * (Set during postcopy) - */ -#define RAM_UF_ZEROPAGE (1 << 3) #endif #ifdef TARGET_PAGE_BITS_VARY diff --git a/include/exec/memory.h b/include/exec/memory.h index 67ea7fe..3da315e 100644 --- a/include/exec/memory.h +++ b/include/exec/memory.h @@ -102,6 +102,23 @@ struct IOMMUNotifier { }; typedef struct IOMMUNotifier IOMMUNotifier; +/* RAM is pre-allocated and passed into qemu_ram_alloc_from_ptr */ +#define RAM_PREALLOC (1 << 0) + +/* RAM is mmap-ed with MAP_SHARED */ +#define RAM_SHARED (1 << 1) + +/* Only a portion of RAM (used_length) is actually used, and migrated. + * This used_length size can change across reboots. + */ +#define RAM_RESIZEABLE (1 << 2) + +/* UFFDIO_ZEROPAGE is available on this RAMBlock to atomically + * zero the page and wake waiting processes. + * (Set during postcopy) + */ +#define RAM_UF_ZEROPAGE (1 << 3) + static inline void iommu_notifier_init(IOMMUNotifier *n, IOMMUNotify fn, IOMMUNotifierFlag flags, hwaddr start, hwaddr end)