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Blackfin arch: fix bug - Fail to boot jffs2 kernel for BF561 with SMP patch

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only if the cplb block overlapped with kernel area, this cplb need be locked

Signed-off-by: Graf Yang <graf.yang@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
This commit is contained in:
Graf Yang 2008-10-27 18:12:53 +08:00 committed by Bryan Wu
parent 6a0bfff44e
commit 6776cf4476
1 changed files with 5 additions and 4 deletions
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arch/blackfin/kernel/cplb-nompu/cplbinit.c
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@ -188,10 +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