x86/xen/mmu_pv.c

929  * we need to repoint it somewhere else before we can unpin it.
978  * unpin old process pagetable and mark it all read-write, which
983  * switch all CPUs off this pagetable before we can unpin it.
1046 static void __init xen_cleanmfnmap_free_pgtbl(void *pgtbl, bool unpin)
1050 	if (unpin)
1056 static void __init xen_cleanmfnmap_pmd(pmd_t *pmd, bool unpin)
1076 	xen_cleanmfnmap_free_pgtbl(pte_tbl, unpin);
1079 static void __init xen_cleanmfnmap_pud(pud_t *pud, bool unpin)
1095 		xen_cleanmfnmap_pmd(pmd_tbl + i, unpin);
1098 	xen_cleanmfnmap_free_pgtbl(pmd_tbl, unpin);
1101 static void __init xen_cleanmfnmap_p4d(p4d_t *p4d, bool unpin)
1117 		xen_cleanmfnmap_pud(pud_tbl + i, unpin);
1120 	xen_cleanmfnmap_free_pgtbl(pud_tbl, unpin);
1131 	bool unpin;
1133 	unpin = (vaddr == 2 * PGDIR_SIZE);
1138 		xen_cleanmfnmap_p4d(p4d, unpin);