Remove no-pv-compat cmdline option.

Signed-off-by: Keir Fraser <keir@xensource.com>

1 files changed, 0 insertions, 34 deletions

diff --git a/xen/arch/x86/e820.c b/xen/arch/x86/e820.c
index 59743f4493..54ebd32762 100644
--- a/xen/arch/x86/e820.c
+++ b/xen/arch/x86/e820.c
@@ -342,39 +342,6 @@ static void __init clip_4gb(void)
 #define clip_4gb() ((void)0)
 #endif
 
-#ifdef CONFIG_COMPAT
-static void __init clip_compat(void)
-{
-    unsigned long long limit;
-    unsigned int i;
-
-    if ( compat_disabled )
-        return;
-    /* 32-bit guests restricted to 166 GB (with current memory allocator). */
-    limit = (unsigned long long)(MACH2PHYS_COMPAT_VIRT_END -
-                                 __HYPERVISOR_COMPAT_VIRT_START) << 10;
-    for ( i = 0; i < e820.nr_map; i++ )
-    {
-        if ( (e820.map[i].addr + e820.map[i].size) <= limit )
-            continue;
-        printk("WARNING: Only the first %Lu GB of the physical memory map "
-               "can be accessed\n"
-               "         by compatibility mode guests. "
-               "Truncating the memory map...\n",
-	       limit >> 30);
-        if ( e820.map[i].addr >= limit )
-            e820.nr_map = i;
-        else
-        {
-            e820.map[i].size = limit - e820.map[i].addr;
-            e820.nr_map = i + 1;
-        }
-    }
-}
-#else
-#define clip_compat() ((void)0)
-#endif
-
 static void __init clip_mem(void)
 {
     int i;
@@ -408,7 +375,6 @@ static void __init machine_specific_memory_setup(
     *raw_nr = nr;
     (void)copy_e820_map(raw, nr);
     clip_4gb();
-    clip_compat();
     clip_mem();
 }