diff options
| -rw-r--r-- | xen/arch/x86/mm/p2m.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/xen/arch/x86/mm/p2m.c b/xen/arch/x86/mm/p2m.c index 3080d2c1fb..844766a5e5 100644 --- a/xen/arch/x86/mm/p2m.c +++ b/xen/arch/x86/mm/p2m.c @@ -1041,7 +1041,8 @@ int p2m_mem_paging_prep(struct domain *d, unsigned long gfn, uint64_t buffer) p2m_ram_rw, a); set_gpfn_from_mfn(mfn_x(mfn), gfn); - atomic_dec(&d->paged_pages); + if ( !page_extant ) + atomic_dec(&d->paged_pages); ret = 0; |