From 5cb022a1bfaa0c15a13d3266bc6d683cc1f44d7f Mon Sep 17 00:00:00 2001 From: Paolo Bonzini Date: Tue, 25 Jun 2013 12:31:46 +0200 Subject: vfio: pass device to vfio_mmap_bar and use it to set owner Cc: Alex Williamson Signed-off-by: Paolo Bonzini --- hw/misc/vfio.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) (limited to 'hw/misc') diff --git a/hw/misc/vfio.c b/hw/misc/vfio.c index 675bbfc97a..58013ebbf3 100644 --- a/hw/misc/vfio.c +++ b/hw/misc/vfio.c @@ -2205,7 +2205,8 @@ static void vfio_unmap_bar(VFIODevice *vdev, int nr) memory_region_destroy(&bar->mem); } -static int vfio_mmap_bar(VFIOBAR *bar, MemoryRegion *mem, MemoryRegion *submem, +static int vfio_mmap_bar(VFIODevice *vdev, VFIOBAR *bar, + MemoryRegion *mem, MemoryRegion *submem, void **map, size_t size, off_t offset, const char *name) { @@ -2230,11 +2231,11 @@ static int vfio_mmap_bar(VFIOBAR *bar, MemoryRegion *mem, MemoryRegion *submem, goto empty_region; } - memory_region_init_ram_ptr(submem, NULL, name, size, *map); + memory_region_init_ram_ptr(submem, OBJECT(vdev), name, size, *map); } else { empty_region: /* Create a zero sized sub-region to make cleanup easy. */ - memory_region_init(submem, NULL, name, 0); + memory_region_init(submem, OBJECT(vdev), name, 0); } memory_region_add_subregion(mem, offset, submem); @@ -2285,7 +2286,7 @@ static void vfio_map_bar(VFIODevice *vdev, int nr) } strncat(name, " mmap", sizeof(name) - strlen(name) - 1); - if (vfio_mmap_bar(bar, &bar->mem, + if (vfio_mmap_bar(vdev, bar, &bar->mem, &bar->mmap_mem, &bar->mmap, size, 0, name)) { error_report("%s unsupported. Performance may be slow", name); } @@ -2299,7 +2300,7 @@ static void vfio_map_bar(VFIODevice *vdev, int nr) size = start < bar->size ? bar->size - start : 0; strncat(name, " msix-hi", sizeof(name) - strlen(name) - 1); /* VFIOMSIXInfo contains another MemoryRegion for this mapping */ - if (vfio_mmap_bar(bar, &bar->mem, &vdev->msix->mmap_mem, + if (vfio_mmap_bar(vdev, bar, &bar->mem, &vdev->msix->mmap_mem, &vdev->msix->mmap, size, start, name)) { error_report("%s unsupported. Performance may be slow", name); } -- cgit v1.2.1