[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH] fix build when CONFIG_COMPAT disabled
Properly conditionalize two places where compat-only structure fields get accessed, and avoid compiler warnings on unused variables in two other places. Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx> Index: 2007-01-08/xen/arch/x86/mm.c =================================================================== --- 2007-01-08.orig/xen/arch/x86/mm.c 2007-01-09 17:00:55.000000000 +0100 +++ 2007-01-08/xen/arch/x86/mm.c 2007-01-11 15:33:22.000000000 +0100 @@ -1143,10 +1143,12 @@ static int alloc_l4_table(struct page_in pl4e[l4_table_offset(PERDOMAIN_VIRT_START)] = l4e_from_page(virt_to_page(d->arch.mm_perdomain_l3), __PAGE_HYPERVISOR); +#ifdef CONFIG_COMPAT if ( IS_COMPAT(d) ) pl4e[l4_table_offset(COMPAT_ARG_XLAT_VIRT_BASE)] = l4e_from_page(virt_to_page(d->arch.mm_arg_xlat_l3), __PAGE_HYPERVISOR); +#endif return 1; @@ -1376,7 +1378,7 @@ static int mod_l2_entry(l2_pgentry_t *pl if ( !l2e_has_changed(ol2e, nl2e, _PAGE_PRESENT)) return UPDATE_ENTRY(l2, pl2e, ol2e, nl2e, pfn, current); - if ( unlikely(!get_page_from_l2e(nl2e, pfn, current->domain)) ) + if ( unlikely(!get_page_from_l2e(nl2e, pfn, d)) ) return 0; if ( unlikely(!UPDATE_ENTRY(l2, pl2e, ol2e, nl2e, pfn, current)) ) @@ -1439,7 +1441,7 @@ static int mod_l3_entry(l3_pgentry_t *pl if (!l3e_has_changed(ol3e, nl3e, _PAGE_PRESENT)) return UPDATE_ENTRY(l3, pl3e, ol3e, nl3e, pfn, current); - if ( unlikely(!get_page_from_l3e(nl3e, pfn, current->domain)) ) + if ( unlikely(!get_page_from_l3e(nl3e, pfn, d)) ) return 0; if ( unlikely(!UPDATE_ENTRY(l3, pl3e, ol3e, nl3e, pfn, current)) ) Index: 2007-01-08/xen/include/asm-x86/config.h =================================================================== --- 2007-01-08.orig/xen/include/asm-x86/config.h 2007-01-08 14:54:33.000000000 +0100 +++ 2007-01-08/xen/include/asm-x86/config.h 2007-01-11 15:27:04.000000000 +0100 @@ -208,7 +208,11 @@ extern unsigned long _end; /* standard E /* This is not a fixed value, just a lower limit. */ #define __HYPERVISOR_COMPAT_VIRT_START 0xF5800000 +#ifdef CONFIG_COMPAT #define HYPERVISOR_COMPAT_VIRT_START(d) ((d)->arch.hv_compat_vstart) +#else +#define HYPERVISOR_COMPAT_VIRT_START(d) 0 +#endif #define MACH2PHYS_COMPAT_VIRT_START HYPERVISOR_COMPAT_VIRT_START #define MACH2PHYS_COMPAT_VIRT_END 0xFFE00000 #define MACH2PHYS_COMPAT_NR_ENTRIES(d) \ _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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