diff options
Diffstat (limited to 'arch/x86/xen')
| -rw-r--r-- | arch/x86/xen/mmu.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index 42086ac406a..1ceb0f2fa0a 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -395,7 +395,7 @@ static bool xen_iomap_pte(pte_t pte) return pte_flags(pte) & _PAGE_IOMAP; } -static void xen_set_iomap_pte(pte_t *ptep, pte_t pteval) +void xen_set_domain_pte(pte_t *ptep, pte_t pteval, unsigned domid) { struct multicall_space mcs; struct mmu_update *u; @@ -407,10 +407,16 @@ static void xen_set_iomap_pte(pte_t *ptep, pte_t pteval) u->ptr = arbitrary_virt_to_machine(ptep).maddr; u->val = pte_val_ma(pteval); - MULTI_mmu_update(mcs.mc, mcs.args, 1, NULL, DOMID_IO); + MULTI_mmu_update(mcs.mc, mcs.args, 1, NULL, domid); xen_mc_issue(PARAVIRT_LAZY_MMU); } +EXPORT_SYMBOL_GPL(xen_set_domain_pte); + +static void xen_set_iomap_pte(pte_t *ptep, pte_t pteval) +{ + xen_set_domain_pte(ptep, pteval, DOMID_IO); +} static void xen_extend_mmu_update(const struct mmu_update *update) { |