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 X-Spam-Level: X-Spam-Status: No, score=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CAC0AC433B4 for ; Mon, 10 May 2021 11:49:30 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 58BBE611C2 for ; Mon, 10 May 2021 11:49:30 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 58BBE611C2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:55754 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lg4Ph-0000V5-FF for qemu-devel@archiver.kernel.org; Mon, 10 May 2021 07:49:29 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:57230) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lg4Kb-0000Kv-EF for qemu-devel@nongnu.org; Mon, 10 May 2021 07:44:13 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:33813) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lg4KY-0003h6-1i for qemu-devel@nongnu.org; Mon, 10 May 2021 07:44:13 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1620647049; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=icjc+emxQgamcTnGwGmD5ldPMwyUSfjztoslpNOGJKk=; b=CCNiGAu5CrdSrGIV17v++bj3NTuwcmtpzoFF6ByUKXKUWgtnhkMQu0GfV7luvUgsRUUDdr GqURMA9kbrteKm8tlcGw/BRBeoGZkmMLuEAdz7qoTELQYPyybIA+lJwrjyXhNNd5FybmaZ rg05zw3tyIWVwwJGes0YfBOOd8YevhA= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-370-yljr25nYNlSy7gi8Vhe3Gw-1; Mon, 10 May 2021 07:44:07 -0400 X-MC-Unique: yljr25nYNlSy7gi8Vhe3Gw-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 12781107ACC7 for ; Mon, 10 May 2021 11:44:07 +0000 (UTC) Received: from t480s.redhat.com (ovpn-114-137.ams2.redhat.com [10.36.114.137]) by smtp.corp.redhat.com (Postfix) with ESMTP id AB3821037F20; Mon, 10 May 2021 11:44:05 +0000 (UTC) From: David Hildenbrand To: qemu-devel@nongnu.org Subject: [PATCH v8 05/15] softmmu/memory: Pass ram_flags to memory_region_init_ram_shared_nomigrate() Date: Mon, 10 May 2021 13:43:18 +0200 Message-Id: <20210510114328.21835-6-david@redhat.com> In-Reply-To: <20210510114328.21835-1-david@redhat.com> References: <20210510114328.21835-1-david@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=david@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=170.10.133.124; envelope-from=david@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.698, 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_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Eduardo Habkost , Peter Xu , David Hildenbrand Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Let's forward ram_flags instead, renaming memory_region_init_ram_shared_nomigrate() into memory_region_init_ram_flags_nomigrate(). Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Peter Xu Acked-by: Eduardo Habkost for memory backend and machine core Signed-off-by: David Hildenbrand --- backends/hostmem-ram.c | 6 +++-- hw/m68k/next-cube.c | 4 ++-- include/exec/memory.h | 24 +++++++++---------- .../memory-region-housekeeping.cocci | 8 +++---- softmmu/memory.c | 18 +++++++------- 5 files changed, 31 insertions(+), 29 deletions(-) diff --git a/backends/hostmem-ram.c b/backends/hostmem-ram.c index 5cc53e76c9..741e701062 100644 --- a/backends/hostmem-ram.c +++ b/backends/hostmem-ram.c @@ -19,6 +19,7 @@ static void ram_backend_memory_alloc(HostMemoryBackend *backend, Error **errp) { + uint32_t ram_flags; char *name; if (!backend->size) { @@ -27,8 +28,9 @@ ram_backend_memory_alloc(HostMemoryBackend *backend, Error **errp) } name = host_memory_backend_get_name(backend); - memory_region_init_ram_shared_nomigrate(&backend->mr, OBJECT(backend), name, - backend->size, backend->share, errp); + ram_flags = backend->share ? RAM_SHARED : 0; + memory_region_init_ram_flags_nomigrate(&backend->mr, OBJECT(backend), name, + backend->size, ram_flags, errp); g_free(name); } diff --git a/hw/m68k/next-cube.c b/hw/m68k/next-cube.c index de951ffe5d..e0d4a94f9d 100644 --- a/hw/m68k/next-cube.c +++ b/hw/m68k/next-cube.c @@ -984,8 +984,8 @@ static void next_cube_init(MachineState *machine) sysbus_mmio_map(SYS_BUS_DEVICE(pcdev), 1, 0x02100000); /* BMAP memory */ - memory_region_init_ram_shared_nomigrate(bmapm1, NULL, "next.bmapmem", 64, - true, &error_fatal); + memory_region_init_ram_flags_nomigrate(bmapm1, NULL, "next.bmapmem", 64, + RAM_SHARED, &error_fatal); memory_region_add_subregion(sysmem, 0x020c0000, bmapm1); /* The Rev_2.5_v66.bin firmware accesses it at 0x820c0020, too */ memory_region_init_alias(bmapm2, NULL, "next.bmapmem2", bmapm1, 0x0, 64); diff --git a/include/exec/memory.h b/include/exec/memory.h index 8ad280e532..10179c6695 100644 --- a/include/exec/memory.h +++ b/include/exec/memory.h @@ -928,27 +928,27 @@ void memory_region_init_ram_nomigrate(MemoryRegion *mr, Error **errp); /** - * memory_region_init_ram_shared_nomigrate: Initialize RAM memory region. - * Accesses into the region will - * modify memory directly. + * memory_region_init_ram_flags_nomigrate: Initialize RAM memory region. + * Accesses into the region will + * modify memory directly. * * @mr: the #MemoryRegion to be initialized. * @owner: the object that tracks the region's reference count * @name: Region name, becomes part of RAMBlock name used in migration stream * must be unique within any device * @size: size of the region. - * @share: allow remapping RAM to different addresses + * @ram_flags: RamBlock flags. Supported flags: RAM_SHARED. * @errp: pointer to Error*, to store an error if it happens. * - * Note that this function is similar to memory_region_init_ram_nomigrate. - * The only difference is part of the RAM region can be remapped. + * Note that this function does not do anything to cause the data in the + * RAM memory region to be migrated; that is the responsibility of the caller. */ -void memory_region_init_ram_shared_nomigrate(MemoryRegion *mr, - Object *owner, - const char *name, - uint64_t size, - bool share, - Error **errp); +void memory_region_init_ram_flags_nomigrate(MemoryRegion *mr, + Object *owner, + const char *name, + uint64_t size, + uint32_t ram_flags, + Error **errp); /** * memory_region_init_resizeable_ram: Initialize memory region with resizeable diff --git a/scripts/coccinelle/memory-region-housekeeping.cocci b/scripts/coccinelle/memory-region-housekeeping.cocci index c768d8140a..29651ebde9 100644 --- a/scripts/coccinelle/memory-region-housekeeping.cocci +++ b/scripts/coccinelle/memory-region-housekeeping.cocci @@ -127,8 +127,8 @@ static void device_fn(DeviceState *dev, ...) - memory_region_init_rom(E1, NULL, E2, E3, E4); + memory_region_init_rom(E1, obj, E2, E3, E4); | -- memory_region_init_ram_shared_nomigrate(E1, NULL, E2, E3, E4, E5); -+ memory_region_init_ram_shared_nomigrate(E1, obj, E2, E3, E4, E5); +- memory_region_init_ram_flags_nomigrate(E1, NULL, E2, E3, E4, E5); ++ memory_region_init_ram_flags_nomigrate(E1, obj, E2, E3, E4, E5); ) ...+> } @@ -152,8 +152,8 @@ static void device_fn(DeviceState *dev, ...) - memory_region_init_rom(E1, NULL, E2, E3, E4); + memory_region_init_rom(E1, OBJECT(dev), E2, E3, E4); | -- memory_region_init_ram_shared_nomigrate(E1, NULL, E2, E3, E4, E5); -+ memory_region_init_ram_shared_nomigrate(E1, OBJECT(dev), E2, E3, E4, E5); +- memory_region_init_ram_flags_nomigrate(E1, NULL, E2, E3, E4, E5); ++ memory_region_init_ram_flags_nomigrate(E1, OBJECT(dev), E2, E3, E4, E5); ) ...+> } diff --git a/softmmu/memory.c b/softmmu/memory.c index 7501c5e767..27b17a7c99 100644 --- a/softmmu/memory.c +++ b/softmmu/memory.c @@ -1531,22 +1531,22 @@ void memory_region_init_ram_nomigrate(MemoryRegion *mr, uint64_t size, Error **errp) { - memory_region_init_ram_shared_nomigrate(mr, owner, name, size, false, errp); + memory_region_init_ram_flags_nomigrate(mr, owner, name, size, 0, errp); } -void memory_region_init_ram_shared_nomigrate(MemoryRegion *mr, - Object *owner, - const char *name, - uint64_t size, - bool share, - Error **errp) +void memory_region_init_ram_flags_nomigrate(MemoryRegion *mr, + Object *owner, + const char *name, + uint64_t size, + uint32_t ram_flags, + Error **errp) { Error *err = NULL; memory_region_init(mr, owner, name, size); mr->ram = true; mr->terminates = true; mr->destructor = memory_region_destructor_ram; - mr->ram_block = qemu_ram_alloc(size, share, mr, &err); + mr->ram_block = qemu_ram_alloc(size, ram_flags & RAM_SHARED, mr, &err); if (err) { mr->size = int128_zero(); object_unparent(OBJECT(mr)); @@ -1682,7 +1682,7 @@ void memory_region_init_rom_nomigrate(MemoryRegion *mr, uint64_t size, Error **errp) { - memory_region_init_ram_shared_nomigrate(mr, owner, name, size, false, errp); + memory_region_init_ram_flags_nomigrate(mr, owner, name, size, 0, errp); mr->readonly = true; } -- 2.30.2