diff options
| author | Yinghai Lu <yinghai@kernel.org> | 2009-04-18 01:43:46 -0700 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2009-04-22 13:56:26 -0700 |
| commit | 044cd80942e47b9de0915b627902adf05c52377f (patch) | |
| tree | fbb170a9ca790c965cfac866bb3f38900b87e836 /arch/x86 | |
| parent | 162dedd39dcc6eca3fc0d29cf19658c6c13b840e (diff) | |
x86/PCI: don't call e820_all_mapped with -1 in the mmconfig case
e820_all_mapped need end is (addr + size) instead of (addr + size - 1)
Cc: stable@kernel.org
Acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/pci/mmconfig-shared.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/pci/mmconfig-shared.c b/arch/x86/pci/mmconfig-shared.c index 905bb526b13..5fa10bb9604 100644 --- a/arch/x86/pci/mmconfig-shared.c +++ b/arch/x86/pci/mmconfig-shared.c @@ -375,7 +375,7 @@ static acpi_status __init check_mcfg_resource(struct acpi_resource *res, if (!fixmem32) return AE_OK; if ((mcfg_res->start >= fixmem32->address) && - (mcfg_res->end < (fixmem32->address + + (mcfg_res->end <= (fixmem32->address + fixmem32->address_length))) { mcfg_res->flags = 1; return AE_CTRL_TERMINATE; @@ -392,7 +392,7 @@ static acpi_status __init check_mcfg_resource(struct acpi_resource *res, return AE_OK; if ((mcfg_res->start >= address.minimum) && - (mcfg_res->end < (address.minimum + address.address_length))) { + (mcfg_res->end <= (address.minimum + address.address_length))) { mcfg_res->flags = 1; return AE_CTRL_TERMINATE; } @@ -439,7 +439,7 @@ static int __init is_mmconf_reserved(check_reserved_t is_reserved, u64 old_size = size; int valid = 0; - while (!is_reserved(addr, addr + size - 1, E820_RESERVED)) { + while (!is_reserved(addr, addr + size, E820_RESERVED)) { size >>= 1; if (size < (16UL<<20)) break; |