From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:50111) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VmKyX-0007pe-EF for qemu-devel@nongnu.org; Fri, 29 Nov 2013 05:07:14 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VmKyM-0007vQ-6v for qemu-devel@nongnu.org; Fri, 29 Nov 2013 05:07:05 -0500 Received: from e23smtp02.au.ibm.com ([202.81.31.144]:35733) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VmKyL-0007uI-FH for qemu-devel@nongnu.org; Fri, 29 Nov 2013 05:06:54 -0500 Received: from /spool/local by e23smtp02.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 29 Nov 2013 20:06:51 +1000 Received: from d23relay04.au.ibm.com (d23relay04.au.ibm.com [9.190.234.120]) by d23dlp02.au.ibm.com (Postfix) with ESMTP id 2B9CF2BB0052 for ; Fri, 29 Nov 2013 21:06:50 +1100 (EST) Received: from d23av01.au.ibm.com (d23av01.au.ibm.com [9.190.234.96]) by d23relay04.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id rAT9mq1c4850068 for ; Fri, 29 Nov 2013 20:48:52 +1100 Received: from d23av01.au.ibm.com (localhost [127.0.0.1]) by d23av01.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id rATA6nHI012383 for ; Fri, 29 Nov 2013 21:06:49 +1100 From: Lei Li Date: Fri, 29 Nov 2013 18:06:14 +0800 Message-Id: <1385719584-21114-8-git-send-email-lilei@linux.vnet.ibm.com> In-Reply-To: <1385719584-21114-1-git-send-email-lilei@linux.vnet.ibm.com> References: <1385719584-21114-1-git-send-email-lilei@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH 07/17] save_page: replace block_offset with a MemoryRegion List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: aarcange@redhat.com, Lei Li , quintela@redhat.com, mrhines@linux.vnet.ibm.com, aliguori@amazon.com, lagarcia@br.ibm.com, pbonzini@redhat.com, rcj@linux.vnet.ibm.com This patch exports MemoryRegion to save_page hook, replacing argument ram_addr_t block_offset with a MemoryRegion suggested by Paolo Bonzini. Signed-off-by: Lei Li --- arch_init.c | 4 ++-- include/migration/migration.h | 2 +- include/migration/qemu-file.h | 8 ++++---- migration-rdma.c | 4 ++-- savevm.c | 8 ++++---- 5 files changed, 13 insertions(+), 13 deletions(-) diff --git a/arch_init.c b/arch_init.c index e0acbc5..daaa519 100644 --- a/arch_init.c +++ b/arch_init.c @@ -485,8 +485,8 @@ static int ram_save_block(QEMUFile *f, bool last_stage) /* In doubt sent page as normal */ bytes_sent = -1; - ret = ram_control_save_page(f, block->offset, - offset, TARGET_PAGE_SIZE, &bytes_sent); + ret = ram_control_save_page(f, mr, offset, TARGET_PAGE_SIZE, + &bytes_sent); if (ret != RAM_SAVE_CONTROL_NOT_SUPP) { if (ret != RAM_SAVE_CONTROL_DELAYED) { diff --git a/include/migration/migration.h b/include/migration/migration.h index 7e5d01a..ca852a8 100644 --- a/include/migration/migration.h +++ b/include/migration/migration.h @@ -161,7 +161,7 @@ void ram_control_load_hook(QEMUFile *f, uint64_t flags); #define RAM_SAVE_CONTROL_NOT_SUPP -1000 #define RAM_SAVE_CONTROL_DELAYED -2000 -size_t ram_control_save_page(QEMUFile *f, ram_addr_t block_offset, +size_t ram_control_save_page(QEMUFile *f, MemoryRegion *mr, ram_addr_t offset, size_t size, int *bytes_sent); diff --git a/include/migration/qemu-file.h b/include/migration/qemu-file.h index f9b104a..6646e89 100644 --- a/include/migration/qemu-file.h +++ b/include/migration/qemu-file.h @@ -77,10 +77,10 @@ typedef int (QEMURamHookFunc)(QEMUFile *f, void *opaque, uint64_t flags); * is saved (such as RDMA, for example.) */ typedef size_t (QEMURamSaveFunc)(QEMUFile *f, void *opaque, - ram_addr_t block_offset, - ram_addr_t offset, - size_t size, - int *bytes_sent); + MemoryRegion *mr, + ram_addr_t offset, + size_t size, + int *bytes_sent); typedef struct QEMUFileOps { QEMUFilePutBufferFunc *put_buffer; diff --git a/migration-rdma.c b/migration-rdma.c index f94f3b4..ae04de4 100644 --- a/migration-rdma.c +++ b/migration-rdma.c @@ -2699,7 +2699,7 @@ static int qemu_rdma_close(void *opaque) * the protocol because most transfers are sent asynchronously. */ static size_t qemu_rdma_save_page(QEMUFile *f, void *opaque, - ram_addr_t block_offset, ram_addr_t offset, + MemoryRegion *mr, ram_addr_t offset, size_t size, int *bytes_sent) { QEMUFileRDMA *rfile = opaque; @@ -2716,7 +2716,7 @@ static size_t qemu_rdma_save_page(QEMUFile *f, void *opaque, * is full, or the page doen't belong to the current chunk, * an actual RDMA write will occur and a new chunk will be formed. */ - ret = qemu_rdma_write(f, rdma, block_offset, offset, size); + ret = qemu_rdma_write(f, rdma, mr->ram_addr, offset, size); if (ret < 0) { fprintf(stderr, "rdma migration: write error! %d\n", ret); goto err; diff --git a/savevm.c b/savevm.c index 3f912dd..06c1f29 100644 --- a/savevm.c +++ b/savevm.c @@ -661,12 +661,12 @@ void ram_control_load_hook(QEMUFile *f, uint64_t flags) } } -size_t ram_control_save_page(QEMUFile *f, ram_addr_t block_offset, - ram_addr_t offset, size_t size, int *bytes_sent) +size_t ram_control_save_page(QEMUFile *f, MemoryRegion *mr, ram_addr_t offset, + size_t size, int *bytes_sent) { if (f->ops->save_page) { - int ret = f->ops->save_page(f, f->opaque, block_offset, - offset, size, bytes_sent); + int ret = f->ops->save_page(f, f->opaque, mr, offset, + size, bytes_sent); if (ret != RAM_SAVE_CONTROL_DELAYED) { if (bytes_sent && *bytes_sent > 0) { -- 1.7.7.6