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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-29 11:19:16 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-05-29 11:19:16 -0700 |
| commit | daa94222b638bfe34f745d0982de7a165ce7f67c (patch) | |
| tree | 2157ed94339d46f7a2da22e22648a70319e8fdd0 /drivers/acpi/processor_core.c | |
| parent | f310642123e0d32d919c60ca3fab5acd130c4ba3 (diff) | |
| parent | 751516f0a9bad32544f40f471037c0e45fb639c9 (diff) | |
| download | kernel_samsung_smdk4412-daa94222b638bfe34f745d0982de7a165ce7f67c.zip kernel_samsung_smdk4412-daa94222b638bfe34f745d0982de7a165ce7f67c.tar.gz kernel_samsung_smdk4412-daa94222b638bfe34f745d0982de7a165ce7f67c.tar.bz2 | |
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6:
ACPI EC: remove redundant code
ACPI: Add D3 cold state
ACPI: processor: fix processor_physically_present in UP kernel
ACPI: Split out custom_method functionality into an own driver
ACPI: Cleanup custom_method debug stuff
ACPI EC: enable MSI workaround for Quanta laptops
ACPICA: Update to version 20110413
ACPICA: Execute an orphan _REG method under the EC device
ACPICA: Move ACPI_NUM_PREDEFINED_REGIONS to a more appropriate place
ACPICA: Update internal address SpaceID for DataTable regions
ACPICA: Add more methods eligible for NULL package element removal
ACPICA: Split all internal Global Lock functions to new file - evglock
ACPI: EC: add another DMI check for ASUS hardware
ACPI EC: remove dead code
ACPICA: Fix code divergence of global lock handling
ACPICA: Use acpi_os_create_lock interface
ACPI: osl, add acpi_os_create_lock interface
ACPI:Fix goto flows in thermal-sys
Diffstat (limited to 'drivers/acpi/processor_core.c')
| -rw-r--r-- | drivers/acpi/processor_core.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c index 25bf17d..02d2a4c 100644 --- a/drivers/acpi/processor_core.c +++ b/drivers/acpi/processor_core.c @@ -37,7 +37,6 @@ static struct dmi_system_id __initdata processor_idle_dmi_table[] = { {}, }; -#ifdef CONFIG_SMP static int map_lapic_id(struct acpi_subtable_header *entry, u32 acpi_id, int *apic_id) { @@ -165,7 +164,9 @@ exit: int acpi_get_cpuid(acpi_handle handle, int type, u32 acpi_id) { +#ifdef CONFIG_SMP int i; +#endif int apic_id = -1; apic_id = map_mat_entry(handle, type, acpi_id); @@ -174,14 +175,19 @@ int acpi_get_cpuid(acpi_handle handle, int type, u32 acpi_id) if (apic_id == -1) return apic_id; +#ifdef CONFIG_SMP for_each_possible_cpu(i) { if (cpu_physical_id(i) == apic_id) return i; } +#else + /* In UP kernel, only processor 0 is valid */ + if (apic_id == 0) + return apic_id; +#endif return -1; } EXPORT_SYMBOL_GPL(acpi_get_cpuid); -#endif static bool __init processor_physically_present(acpi_handle handle) { @@ -217,7 +223,7 @@ static bool __init processor_physically_present(acpi_handle handle) type = (acpi_type == ACPI_TYPE_DEVICE) ? 1 : 0; cpuid = acpi_get_cpuid(handle, type, acpi_id); - if ((cpuid == -1) && (num_possible_cpus() > 1)) + if (cpuid == -1) return false; return true; |