diff options
Diffstat (limited to 'arch/x86/xen/mmu.c')
| -rw-r--r-- | arch/x86/xen/mmu.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index dcf5f2dd91ec..01de35c77221 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -2497,8 +2497,10 @@ static int remap_area_mfn_pte_fn(pte_t *ptep, pgtable_t token, int xen_remap_domain_mfn_range(struct vm_area_struct *vma, unsigned long addr, - unsigned long mfn, int nr, - pgprot_t prot, unsigned domid) + xen_pfn_t mfn, int nr, + pgprot_t prot, unsigned domid, + struct page **pages) + { struct remap_data rmd; struct mmu_update mmu_update[REMAP_BATCH_SIZE]; @@ -2542,3 +2544,14 @@ out: return err; } EXPORT_SYMBOL_GPL(xen_remap_domain_mfn_range); + +/* Returns: 0 success */ +int xen_unmap_domain_mfn_range(struct vm_area_struct *vma, + int numpgs, struct page **pages) +{ + if (!pages || !xen_feature(XENFEAT_auto_translated_physmap)) + return 0; + + return -EINVAL; +} +EXPORT_SYMBOL_GPL(xen_unmap_domain_mfn_range); |