Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit bc652eb6 authored by Max Filippov's avatar Max Filippov
Browse files

xtensa: mm/cache: add missing EXPORT_SYMBOLs



Functions clear_user_highpage, copy_user_highpage, flush_dcache_page,
local_flush_cache_range and local_flush_cache_page may be used from
modules. Export them.

Cc: stable@vger.kernel.org
Signed-off-by: default avatarMax Filippov <jcmvbkbc@gmail.com>
parent 7f81e55c
Loading
Loading
Loading
Loading
+5 −1
Original line number Diff line number Diff line
@@ -103,6 +103,7 @@ void clear_user_highpage(struct page *page, unsigned long vaddr)
	clear_page_alias(kvaddr, paddr);
	preempt_enable();
}
EXPORT_SYMBOL(clear_user_highpage);

void copy_user_highpage(struct page *dst, struct page *src,
			unsigned long vaddr, struct vm_area_struct *vma)
@@ -119,6 +120,7 @@ void copy_user_highpage(struct page *dst, struct page *src,
	copy_page_alias(dst_vaddr, src_vaddr, dst_paddr, src_paddr);
	preempt_enable();
}
EXPORT_SYMBOL(copy_user_highpage);

/*
 * Any time the kernel writes to a user page cache page, or it is about to
@@ -172,7 +174,7 @@ void flush_dcache_page(struct page *page)

	/* There shouldn't be an entry in the cache for this page anymore. */
}

EXPORT_SYMBOL(flush_dcache_page);

/*
 * For now, flush the whole cache. FIXME??
@@ -184,6 +186,7 @@ void local_flush_cache_range(struct vm_area_struct *vma,
	__flush_invalidate_dcache_all();
	__invalidate_icache_all();
}
EXPORT_SYMBOL(local_flush_cache_range);

/* 
 * Remove any entry in the cache for this page. 
@@ -203,6 +206,7 @@ void local_flush_cache_page(struct vm_area_struct *vma, unsigned long address,
	__flush_invalidate_dcache_page_alias(virt, phys);
	__invalidate_icache_page_alias(virt, phys);
}
EXPORT_SYMBOL(local_flush_cache_page);

#endif /* DCACHE_WAY_SIZE > PAGE_SIZE */