luck/tmp_suning_uos_patched
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Blackfin: make sure MPU CPLB for first 1k is marked as valid

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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>
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Robin Getz 2009-05-05 17:14:39 +00:00 committed by Mike Frysinger
parent 8af7ffa0d5
commit a17c7f6f5b
1 changed files with 1 additions and 1 deletions
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arch/blackfin/kernel/cplb-mpu/cplbinit.c
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@ -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;