[PATCH] Fix the recent C-state with FADT regression

From: Venkatesh Pallipadi
Date: Thu Jul 14 2005 - 11:35:48 EST




Attached patch fixes the recent C-state based on FADT regression reported by
Kevin.

Please apply.

Thanks,
Venki


Fix the regression with c1_default_handler on some systems where C-states come
from FADT.

Thanks to Kevin Radloff for identifying the issue and also root causing on
exact line of code that is causing the issue.

Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@xxxxxxxxx>

diff -purN linux-2.6.13-rc1-mm1//drivers/acpi/processor_idle.c.org linux-2.6.13-rc1-mm1//drivers/acpi/processor_idle.c
--- linux-2.6.13-rc1-mm1//drivers/acpi/processor_idle.c.org 2005-07-14 23:19:45.038854688 -0700
+++ linux-2.6.13-rc1-mm1//drivers/acpi/processor_idle.c 2005-07-14 23:21:47.292269344 -0700
@@ -881,7 +881,7 @@ static int acpi_processor_get_power_info
result = acpi_processor_get_power_info_cst(pr);
if ((result) || (acpi_processor_power_verify(pr) < 2)) {
result = acpi_processor_get_power_info_fadt(pr);
- if (result)
+ if ((result) || (acpi_processor_power_verify(pr) < 2))
result = acpi_processor_get_power_info_default_c1(pr);
}

-
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