initial check-in of kp49 work (up to commit date)

[kernel-bfs] / kernel-bfs-2.6.28 / debian / patches / update_mmu_cache_arm.diff

diff --git a/kernel-bfs-2.6.28/debian/patches/update_mmu_cache_arm.diff b/kernel-bfs-2.6.28/debian/patches/update_mmu_cache_arm.diff
new file mode 100644 (file)
index 0000000..a2ab782
--- /dev/null
+++ b/kernel-bfs-2.6.28/debian/patches/update_mmu_cache_arm.diff
@@ -0,0 +1,26 @@
+---
+ arch/arm/mm/fault-armv.c |    9 +++------
+ 1 files changed, 3 insertions(+), 6 deletions(-)
+
+Index: kernel-power-2.6.28/arch/arm/mm/fault-armv.c
+===================================================================
+--- kernel-power-2.6.28.orig/arch/arm/mm/fault-armv.c
++++ kernel-power-2.6.28/arch/arm/mm/fault-armv.c
+@@ -150,14 +150,11 @@
+ 
+       page = pfn_to_page(pfn);
+       mapping = page_mapping(page);
+-      if (mapping) {
+ #ifndef CONFIG_SMP
+-              int dirty = test_and_clear_bit(PG_dcache_dirty, &page->flags);
+-
+-              if (dirty)
+-                      __flush_dcache_page(mapping, page);
++      if (test_and_clear_bit(PG_dcache_dirty, &page->flags))
++              __flush_dcache_page(mapping, page);
+ #endif
+-
++      if (mapping) {
+               if (cache_is_vivt())
+                       make_coherent(mapping, vma, addr, pfn);
+               else if (vma->vm_flags & VM_EXEC)