diff options
| author | Dave Jones <davej@redhat.com> | 2011-12-30 14:37:05 -0500 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2012-01-06 12:08:44 -0800 |
| commit | 28c3c05d337f6fdf84faf69374e6325b80cbf9ad (patch) | |
| tree | d95f78452346185f6d9683955828310254d40ab7 /arch/x86/pci/acpi.c | |
| parent | f423fc627b05f47bc9305f9661630fce30f208f9 (diff) | |
PCI: add set_nouse_crs for use by a pci=nocrs blacklist
Some machines don't boot unless passed pci=nocrs.
(See https://bugzilla.redhat.com/show_bug.cgi?id=770308 for details of
one report. Waiting on dmidecode output for others).
Currently there is a DMI whitelist, even though the default is on.
v2: drop the 1536 blacklist entry, superceded by the PNP/MMCONFIG changes from
Bjorn
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Dave Jones <davej@redhat.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'arch/x86/pci/acpi.c')
| -rw-r--r-- | arch/x86/pci/acpi.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c index 404f21a3ff9..f5ccf29cd6a 100644 --- a/arch/x86/pci/acpi.c +++ b/arch/x86/pci/acpi.c @@ -24,6 +24,12 @@ static int __init set_use_crs(const struct dmi_system_id *id) return 0; } +static int __init set_nouse_crs(const struct dmi_system_id *id) +{ + pci_use_crs = false; + return 0; +} + static const struct dmi_system_id pci_use_crs_table[] __initconst = { /* http://bugzilla.kernel.org/show_bug.cgi?id=14183 */ { @@ -54,6 +60,7 @@ static const struct dmi_system_id pci_use_crs_table[] __initconst = { DMI_MATCH(DMI_BIOS_VENDOR, "American Megatrends Inc."), }, }, + {} }; |