Kernel/linux
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git synced 2025-01-09 06:43:09 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

cpufreq fix for 3.5-rc7

Browse Source 
This fixes a regression preventing the ACPI cpufreq driver from loading on some
 systems where it worked previously without any problems.
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v2.0.18 (GNU/Linux)
 
 iQIcBAABAgAGBQJQAWv6AAoJEKhOf7ml8uNsUXcQAINIZmqe/VCYC3jsYwn0OURQ
 Ua9g51czYvyFS+9tDc5V6b4DrG6B6rIjOBywO1qTXQkRyfpbEx4CVvCOij/0sApg
 Jw/VwImYlIL88uqfGniFv/LW1qUA4v1QcfyDcdbsBGGTwvQwekeYomLRwYWthqkO
 VEC/hYXtTAkfHnJJSWG2PtYpUbicmOdVDwh2SQuf/dmXVZXmMmljQFVvyPHNMwbd
 X6ENqhYiTr5tJ5k0e9mAGwfpRmG7YoXQE7pM1hl4kcv0CgdN3U71WEK3LfxJBeTW
 lGawcA0pu/4o/+X9NYJHo1QosXQAHAeqMkn38pv8K4EwqnnXqLK35+wTYBf00kdg
 lJHGNvg1kuQEp32nXT3y4kzASNHHnTV2IU2YbERZ61+2x3sU3DSLjNo2ZL/kqd8k
 fxN+RWXEBA1lI5TRL4ENENT0c/m+RDQCJkHXwAEOwTZwMZDUKWfiaZwoRcs1xTEC
 JjcBIe1wMmHJDxH+fh4KBdqjFiPDoBqHi4AWWIavJJG/W+LJLrd/i90o99GOHZ/0
 q/pouYurt05ec7dwX3rMqlLGQz8hVkp6flg0DgrJCe0tGaQarZ0bkp6RaQpEAfxi
 y1eIgYbCy61YvUMxhBp/SWoD9/wAoYuWZFtq1CgwYmkRJ25lT6zoOFiJAn3GF5PG
 2thM5M0vuLVhG/BPZMo3
 =XZHs
 -----END PGP SIGNATURE-----

Merge tag 'cpufreq-for-3.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull cpufreq fix from Rafael Wysocki:
 "This fixes a regression preventing the ACPI cpufreq driver from
  loading on some systems where it worked previously without any
  problems."

* tag 'cpufreq-for-3.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  cpufreq / ACPI: Fix not loading acpi-cpufreq driver regression
This commit is contained in:
Linus Torvalds 2012-07-14 11:51:11 -07:00
commit a7559b13de
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/acpi/processor_core.c
View File

@ -189,10 +189,12 @@ int acpi_get_cpuid(acpi_handle handle, int type, u32 acpi_id)
* Processor (CPU3, 0x03, 0x00000410, 0x06) {}
* }
*
* Ignores apic_id and always return 0 for CPU0's handle.
* Ignores apic_id and always returns 0 for the processor
* handle with acpi id 0 if nr_cpu_ids is 1.
* This should be the case if SMP tables are not found.
* Return -1 for other CPU's handle.
*/
if (acpi_id == 0)
if (nr_cpu_ids <= 1 && acpi_id == 0)
return acpi_id;
else
return apic_id;