From patchwork Fri Mar 16 12:13:09 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [v7,6/6] xen: do not allocate RAM during INMIGRATE runstate Date: Fri, 16 Mar 2012 02:13:09 -0000 From: Stefano Stabellini X-Patchwork-Id: 147192 Message-Id: <1331899989-7756-6-git-send-email-stefano.stabellini@eu.citrix.com> To: qemu-devel@nongnu.org Cc: xen-devel@lists.xensource.com, Stefano Stabellini , jan.kiszka@siemens.com, avi@redhat.com, anthony@codemonkey.ws, Anthony PERARD From: Anthony PERARD Signed-off-by: Anthony PERARD Signed-off-by: Stefano Stabellini --- xen-all.c | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-) diff --git a/xen-all.c b/xen-all.c index 972cffd..10d53d1 100644 --- a/xen-all.c +++ b/xen-all.c @@ -190,6 +190,14 @@ void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size, MemoryRegion *mr) xen_pfn_t *pfn_list; int i; + if (runstate_check(RUN_STATE_INMIGRATE)) { + /* RAM already populated in Xen */ + fprintf(stderr, "%s: do not alloc "RAM_ADDR_FMT + " bytes of ram at "RAM_ADDR_FMT" when runstate is INMIGRATE\n", + __func__, size, ram_addr); + return; + } + if (mr == &ram_memory) { return; }