diff options
Diffstat (limited to 'hw/xen')
| -rw-r--r-- | hw/xen/xen-mapcache.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/hw/xen/xen-mapcache.c b/hw/xen/xen-mapcache.c index 698b5c53ed..2c8f861fdb 100644 --- a/hw/xen/xen-mapcache.c +++ b/hw/xen/xen-mapcache.c @@ -376,12 +376,12 @@ tryagain: entry = &mc->entry[address_index % mc->nr_buckets]; - while (entry && (lock || entry->lock) && entry->vaddr_base && - (entry->paddr_index != address_index || entry->size != cache_size || + while (entry && (!entry->vaddr_base || + entry->paddr_index != address_index || entry->size != cache_size || !test_bits(address_offset >> XC_PAGE_SHIFT, test_bit_size >> XC_PAGE_SHIFT, entry->valid_mapping))) { - if (!free_entry && !entry->lock) { + if (!free_entry && (!entry->lock || !entry->vaddr_base)) { free_entry = entry; free_pentry = pentry; } |