pgd_t *pgd;
pgprot_t mask_set;
pgprot_t mask_clr;
- int numpages;
+ unsigned long numpages;
int flags;
unsigned long pfn;
unsigned force_split : 1;
__pa_symbol(__end_rodata) >> PAGE_SHIFT))
pgprot_val(forbidden) |= _PAGE_RW;
-#if defined(CONFIG_X86_64) && defined(CONFIG_DEBUG_RODATA)
+#if defined(CONFIG_X86_64)
/*
* Once the kernel maps the text as RO (kernel_set_to_readonly is set),
* kernel text mappings for the large page aligned text, rodata sections
* CPA operation. Either a large page has been
* preserved or a single page update happened.
*/
- BUG_ON(cpa->numpages > numpages);
+ BUG_ON(cpa->numpages > numpages || !cpa->numpages);
numpages -= cpa->numpages;
if (cpa->flags & (CPA_PAGES_ARRAY | CPA_ARRAY))
cpa->curpage++;