Commit f6fcba70 authored by Tejun Heo's avatar Tejun Heo Committed by Linus Torvalds

vmalloc: call flush_cache_vunmap() from unmap_kernel_range()

Impact: proper vcache flush on unmap_kernel_range()

flush_cache_vunmap() should be called before pages are unmapped.  Add
a call to it in unmap_kernel_range().
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
Acked-by: default avatarNick Piggin <npiggin@suse.de>
Acked-by: default avatarDavid S. Miller <davem@davemloft.net>
Cc: <stable@kernel.org>		[2.6.28.x]
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 3fd076dd
......@@ -1012,6 +1012,8 @@ void __init vmalloc_init(void)
void unmap_kernel_range(unsigned long addr, unsigned long size)
{
unsigned long end = addr + size;
flush_cache_vunmap(addr, end);
vunmap_page_range(addr, end);
flush_tlb_kernel_range(addr, end);
}
......
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