diff options
| author | Christophe Leroy <christophe.leroy@c-s.fr> | 2018-11-16 20:27:42 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2018-12-19 10:56:32 +0300 |
| commit | e93ba1b7eb5b188c749052df7af1c90821c5f320 (patch) | |
| tree | 8b33ea54d5cd7241c2a223984008869af8884ea1 /arch | |
| parent | 712877f8740471d96f703647d813d8a74fccc816 (diff) | |
| download | linux-e93ba1b7eb5b188c749052df7af1c90821c5f320.tar.xz | |
powerpc/book3s/32: fix number of bats in p/v_block_mapped()
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>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/mm/ppc_mmu_32.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/mm/ppc_mmu_32.c b/arch/powerpc/mm/ppc_mmu_32.c index cc4b81331167..3f4193201ee7 100644 --- a/arch/powerpc/mm/ppc_mmu_32.c +++ b/arch/powerpc/mm/ppc_mmu_32.c @@ -53,7 +53,7 @@ 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; @@ -65,7 +65,7 @@ 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) |