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-rw-r--r--include/linux/highmem.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 8c6e8e996c87..d9a606a9fc64 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -318,14 +318,16 @@ static inline void memcpy_to_page(struct page *page, size_t offset,
VM_BUG_ON(offset + len > PAGE_SIZE);
memcpy(to + offset, from, len);
+ flush_dcache_page(page);
kunmap_local(to);
}
static inline void memzero_page(struct page *page, size_t offset, size_t len)
{
- char *addr = kmap_atomic(page);
+ char *addr = kmap_local_page(page);
memset(addr + offset, 0, len);
- kunmap_atomic(addr);
+ flush_dcache_page(page);
+ kunmap_local(addr);
}
#endif /* _LINUX_HIGHMEM_H */