[Xen-devel] [RFC PATCH 67/84] x86/domain_page: remove direct map code and initialise idle mapcache.

[<hongyax@xxxxxxxxxx>]

From: Hongyan Xia <hongyax@xxxxxxxxxx>

These are found in the NDEBUG build.

Signed-off-by: Hongyan Xia <hongyax@xxxxxxxxxx>
---
 xen/arch/x86/domain_page.c | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/xen/arch/x86/domain_page.c b/xen/arch/x86/domain_page.c
index f4f53a2a33..f606677ae6 100644
--- a/xen/arch/x86/domain_page.c
+++ b/xen/arch/x86/domain_page.c
@@ -78,11 +78,6 @@ void *map_domain_page(mfn_t mfn)
     struct mapcache_vcpu *vcache;
     struct vcpu_maphash_entry *hashent;
 
-#ifdef NDEBUG
-    if ( mfn_x(mfn) <= PFN_DOWN(__pa(HYPERVISOR_VIRT_END - 1)) )
-        return mfn_to_virt(mfn_x(mfn));
-#endif
-
     v = mapcache_current_vcpu();
     if ( !v )
     {
@@ -257,11 +252,6 @@ int mapcache_domain_init(struct domain *d)
     struct mapcache_domain *dcache = &d->arch.mapcache;
     unsigned int bitmap_pages;
 
-#ifdef NDEBUG
-    if ( !mem_hotplug && max_page <= PFN_DOWN(__pa(HYPERVISOR_VIRT_END - 1)) )
-        return 0;
-#endif
-
     BUILD_BUG_ON(MAPCACHE_VIRT_END + PAGE_SIZE * (3 +
                  2 * PFN_UP(BITS_TO_LONGS(MAPCACHE_ENTRIES) * sizeof(long))) >
                  MAPCACHE_VIRT_START + (PERDOMAIN_SLOT_MBYTES << 20));
-- 
2.17.1


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