From: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
To: Andrew Morton <akpm@osdl.org>
Cc: linux-kernel <linux-kernel@vger.kernel.org>,
Len Brown <len.brown@intel.com>, Kevin Radloff <radsaq@gmail.com>,
Rajesh Shah <rajesh.shah@intel.com>
Subject: [PATCH] Fix the recent C-state with FADT regression
Date: Thu, 14 Jul 2005 09:30:26 -0700 [thread overview]
Message-ID: <20050714093025.A1694@unix-os.sc.intel.com> (raw)
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@intel.com>
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);
}
next reply other threads:[~2005-07-14 16:33 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-07-14 16:30 Venkatesh Pallipadi [this message]
2005-07-14 22:52 ` Andrew Morton
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