kernel: tweak the maximum allocation size to improve memory allocator performance

[openwrt.git] / target / linux / generic-2.6 / patches-2.6.28 / 980-vm_exports.patch

diff --git a/target/linux/generic-2.6/patches-2.6.28/980-vm_exports.patch b/target/linux/generic-2.6/patches-2.6.28/980-vm_exports.patch
index e0c7387..8168742 100644 (file)
--- a/target/linux/generic-2.6/patches-2.6.28/980-vm_exports.patch
+++ b/target/linux/generic-2.6/patches-2.6.28/980-vm_exports.patch
@@ -24,7 +24,7 @@
 -              fput(vma->vm_file);
 -      vma->vm_file = file;
 -      vma->vm_ops = &shmem_vm_ops;
-+      shmem_set_file(vma, vma->vm_file);
++      shmem_set_file(vma, file);
        return 0;
  }
 --- a/fs/file.c
@@ -95,7 +95,7 @@
   * We enter with non-exclusive mmap_sem (to exclude vma changes,
 --- a/mm/vmalloc.c
 +++ b/mm/vmalloc.c
-@@ -981,6 +981,7 @@ void unmap_kernel_range(unsigned long ad
+@@ -1002,6 +1002,7 @@ void unmap_kernel_range(unsigned long ad
        vunmap_page_range(addr, end);
        flush_tlb_kernel_range(addr, end);
  }
@@ -103,7 +103,7 @@
  
  int map_vm_area(struct vm_struct *area, pgprot_t prot, struct page ***pages)
  {
-@@ -1086,6 +1087,7 @@ struct vm_struct *get_vm_area(unsigned l
+@@ -1107,6 +1108,7 @@ struct vm_struct *get_vm_area(unsigned l
        return __get_vm_area_node(size, flags, VMALLOC_START, VMALLOC_END,
                                -1, GFP_KERNEL, __builtin_return_address(0));
  }