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authorAdrian Bunk <bunk@r063144.stusta.swh.mhn.de>2006-03-20 18:30:36 +0100
committerAdrian Bunk <bunk@r063144.stusta.swh.mhn.de>2006-03-20 18:30:36 +0100
commit0f76ee451484d02c7405d92e7bceb39b415abb01 (patch)
tree9722f84281f786ba48971dde057f5171a49969e4 /arch/powerpc/mm/mem.c
parent01d206a7c1167639f6ca6dac22140fbdca017558 (diff)
parent7705a8792b0fc82fd7d4dd923724606bbfd9fb20 (diff)
Merge with git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'arch/powerpc/mm/mem.c')
-rw-r--r--arch/powerpc/mm/mem.c14
1 files changed, 2 insertions, 12 deletions
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 15aac0d78df..550517c2dd4 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -435,17 +435,12 @@ void clear_user_page(void *page, unsigned long vaddr, struct page *pg)
{
clear_page(page);
- if (cpu_has_feature(CPU_FTR_COHERENT_ICACHE))
- return;
/*
* We shouldnt have to do this, but some versions of glibc
* require it (ld.so assumes zero filled pages are icache clean)
* - Anton
*/
-
- /* avoid an atomic op if possible */
- if (test_bit(PG_arch_1, &pg->flags))
- clear_bit(PG_arch_1, &pg->flags);
+ flush_dcache_page(pg);
}
EXPORT_SYMBOL(clear_user_page);
@@ -469,12 +464,7 @@ void copy_user_page(void *vto, void *vfrom, unsigned long vaddr,
return;
#endif
- if (cpu_has_feature(CPU_FTR_COHERENT_ICACHE))
- return;
-
- /* avoid an atomic op if possible */
- if (test_bit(PG_arch_1, &pg->flags))
- clear_bit(PG_arch_1, &pg->flags);
+ flush_dcache_page(pg);
}
void flush_icache_user_range(struct vm_area_struct *vma, struct page *page,