From patchwork Tue Apr 23 01:55:35 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: mrhines@linux.vnet.ibm.com X-Patchwork-Id: 238716 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id C9D542C0113 for ; Tue, 23 Apr 2013 11:59:52 +1000 (EST) Received: from localhost ([::1]:36006 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UUSWL-0002Xe-Ht for incoming@patchwork.ozlabs.org; Mon, 22 Apr 2013 21:59:49 -0400 Received: from eggs.gnu.org ([208.118.235.92]:57521) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UUSSb-0004qY-1j for qemu-devel@nongnu.org; Mon, 22 Apr 2013 21:56:02 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UUSSW-0001Fu-OY for qemu-devel@nongnu.org; Mon, 22 Apr 2013 21:55:56 -0400 Received: from e33.co.us.ibm.com ([32.97.110.151]:38701) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UUSSW-0001Fm-Gu for qemu-devel@nongnu.org; Mon, 22 Apr 2013 21:55:52 -0400 Received: from /spool/local by e33.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 22 Apr 2013 19:55:51 -0600 Received: from d03dlp02.boulder.ibm.com (9.17.202.178) by e33.co.us.ibm.com (192.168.1.133) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Mon, 22 Apr 2013 19:55:50 -0600 Received: from d03relay01.boulder.ibm.com (d03relay01.boulder.ibm.com [9.17.195.226]) by d03dlp02.boulder.ibm.com (Postfix) with ESMTP id AB1543E40040 for ; Mon, 22 Apr 2013 19:55:35 -0600 (MDT) Received: from d03av06.boulder.ibm.com (d03av06.boulder.ibm.com [9.17.195.245]) by d03relay01.boulder.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r3N1tntM131812 for ; Mon, 22 Apr 2013 19:55:49 -0600 Received: from d03av06.boulder.ibm.com (loopback [127.0.0.1]) by d03av06.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r3N1we6U012953 for ; Mon, 22 Apr 2013 19:58:40 -0600 Received: from mrhinesdev.klabtestbed.com (klinux.watson.ibm.com [9.2.208.21]) by d03av06.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVin) with ESMTP id r3N1wWQE012600; Mon, 22 Apr 2013 19:58:39 -0600 From: mrhines@linux.vnet.ibm.com To: quintela@redhat.com Date: Mon, 22 Apr 2013 21:55:35 -0400 Message-Id: <1366682139-22122-9-git-send-email-mrhines@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1366682139-22122-1-git-send-email-mrhines@linux.vnet.ibm.com> References: <1366682139-22122-1-git-send-email-mrhines@linux.vnet.ibm.com> X-TM-AS-MML: No X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13042301-2398-0000-0000-0000139ED4E5 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4.x-2.6.x [generic] X-Received-From: 32.97.110.151 Cc: aliguori@us.ibm.com, qemu-devel@nongnu.org, owasserm@redhat.com, abali@us.ibm.com, mrhines@us.ibm.com, gokul@us.ibm.com, pbonzini@redhat.com Subject: [Qemu-devel] [PATCH v5 08/12] rdma: introduce qemu_ram_foreach_block() X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: "Michael R. Hines" This is used during RDMA initialization in order to transmit a description of all the RAM blocks to the peer for later dynamic chunk registration purposes. Signed-off-by: Michael R. Hines --- exec.c | 9 +++++++++ include/exec/cpu-common.h | 5 +++++ 2 files changed, 14 insertions(+) diff --git a/exec.c b/exec.c index fa1e0c3..0e5a2c3 100644 --- a/exec.c +++ b/exec.c @@ -2631,3 +2631,12 @@ bool cpu_physical_memory_is_io(hwaddr phys_addr) memory_region_is_romd(section->mr)); } #endif + +void qemu_ram_foreach_block(RAMBlockIterFunc func, void *opaque) +{ + RAMBlock *block; + + QTAILQ_FOREACH(block, &ram_list.blocks, next) { + func(block->host, block->offset, block->length, opaque); + } +} diff --git a/include/exec/cpu-common.h b/include/exec/cpu-common.h index 2e5f11f..2900fd6 100644 --- a/include/exec/cpu-common.h +++ b/include/exec/cpu-common.h @@ -119,6 +119,11 @@ extern struct MemoryRegion io_mem_rom; extern struct MemoryRegion io_mem_unassigned; extern struct MemoryRegion io_mem_notdirty; +typedef void (RAMBlockIterFunc)(void *host_addr, + ram_addr_t offset, ram_addr_t length, void *opaque); + +void qemu_ram_foreach_block(RAMBlockIterFunc func, void *opaque); + #endif #endif /* !CPU_COMMON_H */