nuke old 2.6.23 code for brcm47xx

[openwrt.git] / target / linux / brcm47xx / patches-2.6.23 / 310-no_highpage.patch

diff --git a/target/linux/brcm47xx/patches-2.6.23/310-no_highpage.patch b/target/linux/brcm47xx/patches-2.6.23/310-no_highpage.patch
deleted file mode 100644 (file)
index 411ebdb..0000000
--- a/target/linux/brcm47xx/patches-2.6.23/310-no_highpage.patch
+++ /dev/null
@@ -1,67 +0,0 @@
---- a/arch/mips/mm/init.c
-+++ b/arch/mips/mm/init.c
-@@ -205,31 +205,6 @@
-       preempt_check_resched();
- }
- 
--void copy_user_highpage(struct page *to, struct page *from,
--      unsigned long vaddr, struct vm_area_struct *vma)
--{
--      void *vfrom, *vto;
--
--      vto = kmap_atomic(to, KM_USER1);
--      if (cpu_has_dc_aliases && cpu_use_kmap_coherent && !Page_dcache_dirty(from)) {
--              vfrom = kmap_coherent(from, vaddr);
--              copy_page(vto, vfrom);
--              kunmap_coherent();
--      } else {
--              vfrom = kmap_atomic(from, KM_USER0);
--              copy_page(vto, vfrom);
--              kunmap_atomic(vfrom, KM_USER0);
--      }
--      if (((vma->vm_flags & VM_EXEC) && !cpu_has_ic_fills_f_dc) ||
--          pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK))
--              flush_data_cache_page((unsigned long)vto);
--      kunmap_atomic(vto, KM_USER1);
--      /* Make sure this page is cleared on other CPU's too before using it */
--      smp_wmb();
--}
--
--EXPORT_SYMBOL(copy_user_highpage);
--
- void copy_to_user_page(struct vm_area_struct *vma,
-       struct page *page, unsigned long vaddr, void *dst, const void *src,
-       unsigned long len)
---- a/include/asm-mips/page.h
-+++ b/include/asm-mips/page.h
-@@ -35,6 +35,7 @@
- #ifndef __ASSEMBLY__
- 
- #include <linux/pfn.h>
-+#include <asm/cpu-features.h>
- #include <asm/io.h>
- 
- /*
-@@ -67,13 +68,16 @@
-               flush_data_cache_page((unsigned long)addr);
- }
- 
--extern void copy_user_page(void *vto, void *vfrom, unsigned long vaddr,
--      struct page *to);
--struct vm_area_struct;
--extern void copy_user_highpage(struct page *to, struct page *from,
--      unsigned long vaddr, struct vm_area_struct *vma);
-+static inline void copy_user_page(void *vto, void *vfrom, unsigned long vaddr,
-+      struct page *to)
-+{
-+      extern void (*flush_data_cache_page)(unsigned long addr);
- 
--#define __HAVE_ARCH_COPY_USER_HIGHPAGE
-+      copy_page(vto, vfrom);
-+      if (!cpu_has_ic_fills_f_dc ||
-+          pages_do_alias((unsigned long)vto, vaddr & PAGE_MASK))
-+              flush_data_cache_page((unsigned long)vto);
-+}
- 
- /*
-  * These are used to make use of C type-checking..