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authorJeff Garzik <jeff@garzik.org>2007-10-11 16:57:27 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2007-10-12 15:03:18 -0700
commit32a2eea795643929a43cbbba00d8c4a176b309bf (patch)
treec0bbf2e3ef330ec9f36c42dfbe6c360efe685f82 /Documentation
parent11949255d9433ea6c0908b7390ec4faecd1d4cf0 (diff)
PCI: Add 'nodomains' boot option, and pci_domains_supported global
* Introduce pci_domains_supported global, hardcoded to zero if !CONFIG_PCI_DOMAINS. * Introduce 'nodomains' boot option, which clears pci_domains_supported on platforms that enable it by default (x86, x86-64, and others when they are converted to use this). Signed-off-by: Jeff Garzik <jgarzik@redhat.com> Cc: Andi Kleen <ak@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/kernel-parameters.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index e9acd5540d2..d006e8b66ff 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1274,6 +1274,8 @@ and is between 256 and 4096 characters. It is defined in the file
noaer [PCIE] If the PCIEAER kernel config parameter is
enabled, this kernel boot option can be used to
disable the use of PCIE advanced error reporting.
+ nodomains [PCI] Disable support for multiple PCI
+ root domains (aka PCI segments, in ACPI-speak).
nommconf [X86-32,X86_64] Disable use of MMCONFIG for PCI
Configuration
nomsi [MSI] If the PCI_MSI kernel config parameter is