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Diffstat (limited to 'arch/blackfin/kernel/cplb-nompu/cplbinit.c')
-rw-r--r--arch/blackfin/kernel/cplb-nompu/cplbinit.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/blackfin/kernel/cplb-nompu/cplbinit.c b/arch/blackfin/kernel/cplb-nompu/cplbinit.c
index 301252e8444..2debc900e24 100644
--- a/arch/blackfin/kernel/cplb-nompu/cplbinit.c
+++ b/arch/blackfin/kernel/cplb-nompu/cplbinit.c
@@ -23,6 +23,7 @@
#include <linux/module.h>
#include <asm/blackfin.h>
+#include <asm/cacheflush.h>
#include <asm/cplb.h>
#include <asm/cplbinit.h>
@@ -187,10 +188,11 @@ static struct cplb_desc cplb_data[] = {
static u16 __init lock_kernel_check(u32 start, u32 end)
{
- if ((end <= (u32) _end && end >= (u32)_stext) ||
- (start <= (u32) _end && start >= (u32)_stext))
- return IN_KERNEL;
- return 0;
+ if (start >= (u32)_end || end <= (u32)_stext)
+ return 0;
+
+ /* This cplb block overlapped with kernel area. */
+ return IN_KERNEL;
}
static unsigned short __init