From fa0cb34d2210cc749b9a70db99bb41c56ad20831 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Date: Wed, 12 Sep 2018 16:18:00 +0400 Subject: hostmem: use object id for memory region name with >= 4.0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit hostmem-file and hostmem-memfd use the whole object path for the memory region name, and hostname-ram uses only the path component (the object id, or canonical path basename): qemu -m 1024 -object memory-backend-file,id=mem,size=1G,mem-path=/tmp/foo -numa node,memdev=mem -monitor stdio (qemu) info ramblock Block Name PSize Offset Used Total /objects/mem 4 KiB 0x0000000000000000 0x0000000040000000 0x0000000040000000 qemu -m 1024 -object memory-backend-memfd,id=mem,size=1G -numa node,memdev=mem -monitor stdio (qemu) info ramblock Block Name PSize Offset Used Total /objects/mem 4 KiB 0x0000000000000000 0x0000000040000000 0x0000000040000000 qemu -m 1024 -object memory-backend-ram,id=mem,size=1G -numa node,memdev=mem -monitor stdio (qemu) info ramblock Block Name PSize Offset Used Total mem 4 KiB 0x0000000000000000 0x0000000040000000 0x0000000040000000 For consistency, change to use object id for -file and -memfd as well with >= 4.0. Having a consistent naming allows to migrate to different hostmem backends. Signed-off-by: Marc-André Lureau Reviewed-by: Igor Mammedov Acked-by: Eduardo Habkost --- backends/hostmem-memfd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'backends/hostmem-memfd.c') diff --git a/backends/hostmem-memfd.c b/backends/hostmem-memfd.c index 2eb9c82..98c9bf3 100644 --- a/backends/hostmem-memfd.c +++ b/backends/hostmem-memfd.c @@ -53,7 +53,7 @@ memfd_backend_memory_alloc(HostMemoryBackend *backend, Error **errp) return; } - name = object_get_canonical_path(OBJECT(backend)); + name = host_memory_backend_get_name(backend); memory_region_init_ram_from_fd(&backend->mr, OBJECT(backend), name, backend->size, backend->share, fd, errp); -- cgit v1.1