From nobody Wed Nov 5 02:59:50 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (208.118.235.17 [208.118.235.17]) by mx.zohomail.com with SMTPS id 1531809275785746.6816511300502; Mon, 16 Jul 2018 23:34:35 -0700 (PDT) Received: from localhost ([::1]:57309 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ffJYz-0003y0-UA for importer@patchew.org; Tue, 17 Jul 2018 02:34:21 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:50095) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ffJX7-0002y7-Ex for qemu-devel@nongnu.org; Tue, 17 Jul 2018 02:32:26 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ffJX2-0007Vu-VZ for qemu-devel@nongnu.org; Tue, 17 Jul 2018 02:32:25 -0400 Received: from mga12.intel.com ([192.55.52.136]:18700) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ffJX2-0007Ug-LW for qemu-devel@nongnu.org; Tue, 17 Jul 2018 02:32:20 -0400 Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 16 Jul 2018 23:32:19 -0700 Received: from natrouter.sh.intel.com (HELO robinhe-hp.domain) ([10.239.13.3]) by FMSMGA003.fm.intel.com with ESMTP; 16 Jul 2018 23:32:17 -0700 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.51,364,1526367600"; d="scan'208";a="65242103" From: junyan.he@gmx.com To: qemu-devel@nongnu.org Date: Tue, 17 Jul 2018 14:32:04 +0800 Message-Id: <1531809130-31088-2-git-send-email-junyan.he@gmx.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1531809130-31088-1-git-send-email-junyan.he@gmx.com> References: <1531809130-31088-1-git-send-email-junyan.he@gmx.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 192.55.52.136 Subject: [Qemu-devel] [PATCH 1/7 V10] 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, yi.z.zhang@intel.com, rth@twiddle.net Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" 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 Reviewed-by: Igor Mammedov Reviewed-by: Richard Henderson --- exec.c | 20 -------------------- include/exec/memory.h | 20 ++++++++++++++++++++ 2 files changed, 20 insertions(+), 20 deletions(-) diff --git a/exec.c b/exec.c index 4f5df07..cc042dc 100644 --- a/exec.c +++ b/exec.c @@ -87,26 +87,6 @@ AddressSpace address_space_memory; =20 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) - -/* RAM can be migrated */ -#define RAM_MIGRATABLE (1 << 4) #endif =20 #ifdef TARGET_PAGE_BITS_VARY diff --git a/include/exec/memory.h b/include/exec/memory.h index 448d41a..6d0af29 100644 --- a/include/exec/memory.h +++ b/include/exec/memory.h @@ -103,6 +103,26 @@ struct IOMMUNotifier { }; typedef struct IOMMUNotifier IOMMUNotifier; =20 +/* 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) + +/* RAM can be migrated */ +#define RAM_MIGRATABLE (1 << 4) + static inline void iommu_notifier_init(IOMMUNotifier *n, IOMMUNotify fn, IOMMUNotifierFlag flags, hwaddr start, hwaddr end, --=20 2.7.4