Messages in this thread Patch in this message | | | From | Christophe Leroy <> | Subject | [PATCH] powerpc/book3s/32: fix number of bats in p/v_block_mapped() | Date | Fri, 16 Nov 2018 17:27:42 +0000 (UTC) |
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This patch fixes the loop in p_block_mapped() and v_block_mapped() to scan the entire bat_addrs[] array.
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr> --- arch/powerpc/mm/ppc_mmu_32.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/mm/ppc_mmu_32.c b/arch/powerpc/mm/ppc_mmu_32.c index cacc43ee5f15..8e1fdea640cd 100644 --- a/arch/powerpc/mm/ppc_mmu_32.c +++ b/arch/powerpc/mm/ppc_mmu_32.c @@ -52,7 +52,7 @@ struct batrange { /* stores address ranges mapped by BATs */ phys_addr_t v_block_mapped(unsigned long va) { int b; - for (b = 0; b < 4; ++b) + for (b = 0; b < ARRAY_SIZE(bat_addrs); ++b) if (va >= bat_addrs[b].start && va < bat_addrs[b].limit) return bat_addrs[b].phys + (va - bat_addrs[b].start); return 0; @@ -64,7 +64,7 @@ phys_addr_t v_block_mapped(unsigned long va) unsigned long p_block_mapped(phys_addr_t pa) { int b; - for (b = 0; b < 4; ++b) + for (b = 0; b < ARRAY_SIZE(bat_addrs); ++b) if (pa >= bat_addrs[b].phys && pa < (bat_addrs[b].limit-bat_addrs[b].start) +bat_addrs[b].phys) -- 2.13.3
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