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[PATCH] x86_64: Fix zero mcfg entry workaround on x86-64

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I broke this earlier when moving the patch from i386 to x86-64.
Need to return the virtual address here, not the physical address.
This fixes some boot time crashes on x86-64.

Cc: gregkh@suse.de

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Andi Kleen 2006-02-03 21:51:29 +01:00 committed by Linus Torvalds
parent d22fe80844
commit 1de6bf33bc
1 changed files with 1 additions and 1 deletions
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arch/x86_64/pci/mmconfig.c
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@ -46,7 +46,7 @@ static char __iomem *get_virt(unsigned int seg, unsigned bus)
if (pci_mmcfg_config_num == 1 && if (pci_mmcfg_config_num == 1 &&
cfg->pci_segment_group_number == 0 && cfg->pci_segment_group_number == 0 &&
(cfg->start_bus_number | cfg->end_bus_number) == 0) (cfg->start_bus_number | cfg->end_bus_number) == 0)
return cfg->base_address; return pci_mmcfg_virt[0].virt;
/* Fall back to type 0 */ /* Fall back to type 0 */
return 0; return 0;