Messages in this thread Patch in this message | | | From | Mike Frysinger <> | Subject | [PATCH 34/62] Blackfin: make sure MPU CPLB for first 1k is marked as valid | Date | Fri, 5 Jun 2009 04:04:43 -0400 |
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From: Robin Getz <robin.getz@analog.com>
This way we properly catch and kill applications that jump to a NULL ptr.
Signed-off-by: Robin Getz <robin.getz@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org> --- arch/blackfin/kernel/cplb-mpu/cplbinit.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/arch/blackfin/kernel/cplb-mpu/cplbinit.c b/arch/blackfin/kernel/cplb-mpu/cplbinit.c index 3e329a6..c006a44 100644 --- a/arch/blackfin/kernel/cplb-mpu/cplbinit.c +++ b/arch/blackfin/kernel/cplb-mpu/cplbinit.c @@ -64,7 +64,7 @@ void __init generate_cplb_tables_cpu(unsigned int cpu) dcplb_tbl[cpu][i_d++].data = SDRAM_OOPS | PAGE_SIZE_1KB; icplb_tbl[cpu][i_i].addr = 0; - icplb_tbl[cpu][i_i++].data = i_cache | CPLB_USER_RD | PAGE_SIZE_1KB; + icplb_tbl[cpu][i_i++].data = CPLB_VALID | i_cache | CPLB_USER_RD | PAGE_SIZE_1KB; /* Cover kernel memory with 4M pages. */ addr = 0; -- 1.6.3.1
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