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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2005-09-08 15:32:23 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2005-09-08 15:32:23 +0100
commitd7b6b3589471c3856f1e6dc9c77abc4af962ffdb (patch)
tree82751eba321a062ce91af7f0f0bff8c4c5531a1c /include/asm-arm
parentb38d950d3aedf90c8b15b3c7c799b5eb53c47c45 (diff)
[ARM] Fix ARMv6 VIPT cache >= 32K
This adds the necessary changes to ensure that we flush the caches correctly with aliasing VIPT caches. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm')
-rw-r--r--include/asm-arm/cacheflush.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/include/asm-arm/cacheflush.h b/include/asm-arm/cacheflush.h
index 035cdcff43d..e81baff4f54 100644
--- a/include/asm-arm/cacheflush.h
+++ b/include/asm-arm/cacheflush.h
@@ -256,7 +256,7 @@ extern void dmac_flush_range(unsigned long, unsigned long);
* Convert calls to our calling convention.
*/
#define flush_cache_all() __cpuc_flush_kern_all()
-
+#ifndef CONFIG_CPU_CACHE_VIPT
static inline void flush_cache_mm(struct mm_struct *mm)
{
if (cpu_isset(smp_processor_id(), mm->cpu_vm_mask))
@@ -279,6 +279,11 @@ flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsigned l
__cpuc_flush_user_range(addr, addr + PAGE_SIZE, vma->vm_flags);
}
}
+#else
+extern void flush_cache_mm(struct mm_struct *mm);
+extern void flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end);
+extern void flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsigned long pfn);
+#endif
/*
* flush_cache_user_range is used when we want to ensure that the