Richard Fish wrote:
On 12/13/05, Nick Smith <[EMAIL PROTECTED]> wrote:

its a server, i dont think i built ACPI into the kernel cause i didnt
need/want it, dont think that should make a difference.


I think it does.  At least, there is an "acpi=ht" boot option for the
kernel that says to enable just enough of ACPI to get hyperthreading
working.  So I think you need some level of ACPI support.

I was setting up two new servers today and noticed that they both were not recognizing the HT cpus. I enabled ACPI, rebooted, and now they show up. This appears to be a new thing in 2.6.14 as my 2.6.13 box sees the HT cpus without ACPI.

Here's my working config, though you may be able to strip it down some more.

# Power management options (ACPI, APM)
# ACPI (Advanced Configuration and Power Interface) Support
CONFIG_ACPI=y
CONFIG_ACPI_AC=y
CONFIG_ACPI_BATTERY=y
CONFIG_ACPI_BUTTON=y
CONFIG_ACPI_VIDEO=y
# CONFIG_ACPI_HOTKEY is not set
CONFIG_ACPI_FAN=y
CONFIG_ACPI_PROCESSOR=y
CONFIG_ACPI_THERMAL=y
# CONFIG_ACPI_ASUS is not set
# CONFIG_ACPI_IBM is not set
# CONFIG_ACPI_TOSHIBA is not set
CONFIG_ACPI_BLACKLIST_YEAR=0
# CONFIG_ACPI_DEBUG is not set
CONFIG_ACPI_EC=y
CONFIG_ACPI_POWER=y
CONFIG_ACPI_SYSTEM=y

kashani
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