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-rw-r--r--kvm-all.c16
1 files changed, 4 insertions, 12 deletions
diff --git a/kvm-all.c b/kvm-all.c
index 736c516862..85f2e5868f 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -432,18 +432,10 @@ static void kvm_set_phys_mem(target_phys_addr_t start_addr,
KVMSlot *mem, old;
int err;
- if (start_addr & ~TARGET_PAGE_MASK) {
- if (flags >= IO_MEM_UNASSIGNED) {
- if (!kvm_lookup_overlapping_slot(s, start_addr,
- start_addr + size)) {
- return;
- }
- fprintf(stderr, "Unaligned split of a KVM memory slot\n");
- } else {
- fprintf(stderr, "Only page-aligned memory slots supported\n");
- }
- abort();
- }
+ /* kvm works in page size chunks, but the function may be called
+ with sub-page size and unaligned start address. */
+ size = TARGET_PAGE_ALIGN(size);
+ start_addr = TARGET_PAGE_ALIGN(start_addr);
/* KVM does not support read-only slots */
phys_offset &= ~IO_MEM_ROM;