mm: change anon_vma linking to fix multi-process server scalability issue

[cascardo/linux.git] / arch / ia64 / mm / init.c

diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index 7c0d481..ed41759 100644 (file)
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -22,7 +22,6 @@
 #include <linux/kexec.h>
 
 #include <asm/dma.h>
-#include <asm/ia32.h>
 #include <asm/io.h>
 #include <asm/machvec.h>
 #include <asm/numa.h>
@@ -118,6 +117,7 @@ ia64_init_addr_space (void)
         */
        vma = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL);
        if (vma) {
+               INIT_LIST_HEAD(&vma->anon_vma_chain);
                vma->vm_mm = current->mm;
                vma->vm_start = current->thread.rbs_bot & PAGE_MASK;
                vma->vm_end = vma->vm_start + PAGE_SIZE;
@@ -136,6 +136,7 @@ ia64_init_addr_space (void)
        if (!(current->personality & MMAP_PAGE_ZERO)) {
                vma = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL);
                if (vma) {
+                       INIT_LIST_HEAD(&vma->anon_vma_chain);
                        vma->vm_mm = current->mm;
                        vma->vm_end = PAGE_SIZE;
                        vma->vm_page_prot = __pgprot(pgprot_val(PAGE_READONLY) | _PAGE_MA_NAT);
@@ -668,10 +669,6 @@ mem_init (void)
                        fsyscall_table[i] = sys_call_table[i] | 1;
        }
        setup_gate();
-
-#ifdef CONFIG_IA32_SUPPORT
-       ia32_mem_init();
-#endif
 }
 
 #ifdef CONFIG_MEMORY_HOTPLUG