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Groups > linux.kernel > #1342680
| From | Yinghai Lu <yinghai@kernel.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v10 14/59] PCI: Only treat non-pref mmio64 as pref if host bridge has mmio64 |
| Date | 2016-02-25 03:40 +0100 |
| Message-ID | <r5U0p-5vw-13@gated-at.bofh.it> (permalink) |
| References | <r5TH3-5ok-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
If host bridge does not have mmio64 above 4G, We don't need to
treat device non-pref mmio64 as as pref mmio64.
Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Tested-by: Khalid Aziz <khalid.aziz@oracle.com>
---
drivers/pci/setup-bus.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index b7b64d2..38db51b 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -742,7 +742,7 @@ int pci_claim_bridge_resource(struct pci_dev *bridge, int i)
static bool pci_up_path_over_pref_mem64(struct pci_bus *bus)
{
if (pci_is_root_bus(bus))
- return true;
+ return to_pci_host_bridge(bus->bridge)->has_mem64;
if (bus->self) {
int i;
--
1.8.4.5
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[PATCH v10 00/59] PCI: Resource allocation cleanup for v4.6 Yinghai Lu <yinghai@kernel.org> - 2016-02-25 03:40 +0100 [PATCH v10 16/59] PCI: Don't release fixed resource for realloc Yinghai Lu <yinghai@kernel.org> - 2016-02-25 03:40 +0100 [PATCH v10 12/59] PCI: Only treat non-pref mmio64 as pref if all bridges have MEM_64 Yinghai Lu <yinghai@kernel.org> - 2016-02-25 03:40 +0100 [PATCH v10 04/59] sparc/PCI: Add IORESOURCE_MEM_64 for 64-bit resource in OF parsing Yinghai Lu <yinghai@kernel.org> - 2016-02-25 03:40 +0100 [PATCH v10 14/59] PCI: Only treat non-pref mmio64 as pref if host bridge has mmio64 Yinghai Lu <yinghai@kernel.org> - 2016-02-25 03:40 +0100 [PATCH v10 41/59] PCI: Skip required+optional if there is no optional Yinghai Lu <yinghai@kernel.org> - 2016-02-25 03:40 +0100 [PATCH v10 01/59] PCI: Add pci_find_root_bus_resource() Yinghai Lu <yinghai@kernel.org> - 2016-02-25 03:40 +0100 [PATCH v10 07/59] PCI: Ignore BAR for ALi M1533 PCI-ISA bridge Yinghai Lu <yinghai@kernel.org> - 2016-02-25 03:40 +0100 [PATCH v10 13/59] PCI: Add has_mem64 for struct host_bridge Yinghai Lu <yinghai@kernel.org> - 2016-02-25 04:20 +0100 [PATCH v10 27/59] PCI: Optimize bus align/size calculation for optional during sizing Yinghai Lu <yinghai@kernel.org> - 2016-02-25 04:20 +0100 [PATCH v10 33/59] PCI: Add debug printout during releasing partial assigned resources Yinghai Lu <yinghai@kernel.org> - 2016-02-25 04:20 +0100 [PATCH v10 19/59] PCI: Separate realloc list checking after allocation Yinghai Lu <yinghai@kernel.org> - 2016-02-25 04:20 +0100 [PATCH v10 23/59] PCI: Cleanup res_to_dev_res() printout Yinghai Lu <yinghai@kernel.org> - 2016-02-25 04:20 +0100
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