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| author | Len Brown <len.brown@intel.com> | 2010-02-16 03:45:45 -0500 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2010-02-18 03:49:38 -0500 |
| commit | 49bf83a45fc677db1ed44d0e072e6aaeabe4e124 (patch) | |
| tree | f49ce39e5a817b32aa4af734add2fba3e731e392 /arch | |
| parent | 97c169d39b6846a564dc8d883832e7fef9bdb77d (diff) | |
| download | linux-49bf83a45fc677db1ed44d0e072e6aaeabe4e124.tar.bz2 | |
ACPI: fix "acpi=ht" boot option
We broke "acpi=ht" in 2.6.32 by disabling MADT parsing
for acpi=disabled. e5b8fc6ac158f65598f58dba2c0d52ba3b412f52
This also broke systems which invoked acpi=ht via DMI blacklist.
acpi=ht is a really ugly hack,
but restore it for those that still use it.
http://bugzilla.kernel.org/show_bug.cgi?id=14886
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/ia64/include/asm/acpi.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/acpi.h b/arch/ia64/include/asm/acpi.h index 7ae58892ba8d..e97b255d97bc 100644 --- a/arch/ia64/include/asm/acpi.h +++ b/arch/ia64/include/asm/acpi.h @@ -94,6 +94,7 @@ ia64_acpi_release_global_lock (unsigned int *lock) #define acpi_noirq 0 /* ACPI always enabled on IA64 */ #define acpi_pci_disabled 0 /* ACPI PCI always enabled on IA64 */ #define acpi_strict 1 /* no ACPI spec workarounds on IA64 */ +#define acpi_ht 0 /* no HT-only mode on IA64 */ #endif #define acpi_processor_cstate_check(x) (x) /* no idle limits on IA64 :) */ static inline void disable_acpi(void) { } |