[PATCH 4.4 131/137] Revert "x86/PCI: Dont alloc pcibios-irq when MSI is enabled"

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Bjorn Helgaas commit fe25d078874f2c29c38f4160467d74f5756537c9 upstream. Revert 8affb487d4a4 ("x86/PCI: Don't alloc pcibios-irq when MSI is enabled"). This is part of

[PATCH 4.4 131/137] Revert "x86/PCI: Dont alloc pcibios-irq when MSI is enabled"

4.4-stable review patch. If anyone has any objections, please let me know. -- From: Bjorn Helgaas commit fe25d078874f2c29c38f4160467d74f5756537c9 upstream. Revert 8affb487d4a4 ("x86/PCI: Don't alloc pcibios-irq when MSI is enabled"). This is part of reverting 991de2e59090