Avoid using memory block ids. While at it, use uint64_t for
address/size.
This is a preparation for Big Block Mode (BBM).
Reviewed-by: Pankaj Gupta <pankaj.gupta.li...@gmail.com>
Cc: "Michael S. Tsirkin" <m...@redhat.com>
Cc: Jason Wang <jasow...@redhat.com>
Cc: Pankaj Gupta <pankaj.gupta.li...@gmail.com>
Signed-off-by: David Hildenbrand <da...@redhat.com>
---
drivers/virtio/virtio_mem.c | 10 +++-------
1 file changed, 3 insertions(+), 7 deletions(-)
diff --git a/drivers/virtio/virtio_mem.c b/drivers/virtio/virtio_mem.c
index 2193c5172195..bd76aa79a82e 100644
--- a/drivers/virtio/virtio_mem.c
+++ b/drivers/virtio/virtio_mem.c
@@ -501,14 +501,10 @@ static int virtio_mem_translate_node_id(struct virtio_mem
*vm, uint16_t node_id)
* Test if a virtio-mem device overlaps with the given range. Can be called
* from (notifier) callbacks lockless.
*/
-static bool virtio_mem_overlaps_range(struct virtio_mem *vm,
- unsigned long start, unsigned long size)
+static bool virtio_mem_overlaps_range(struct virtio_mem *vm, uint64_t start,
+ uint64_t size)
{
- unsigned long dev_start = virtio_mem_mb_id_to_phys(vm->first_mb_id);
- unsigned long dev_end = virtio_mem_mb_id_to_phys(vm->last_mb_id) +
- memory_block_size_bytes();
-
- return start < dev_end && dev_start < start + size;
+ return start < vm->addr + vm->region_size && vm->addr < start + size;
}
/*
--
2.26.2
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