Messages in this thread | | | Date | Sun, 30 Sep 2007 18:56:58 -0400 | From | Mark Lord <> | Subject | Re: 32-bit Athlon X2 won't poweroff |
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Mark Lord wrote: >.. > So next is inside the kernel itself, at linux/kernel/sys.c :: sys_reboot(), > where we see this code: > > /* Instead of trying to make the power_off code look like > * halt when pm_power_off is not set do it the easy way. > */ > if ((cmd == LINUX_REBOOT_CMD_POWER_OFF) && !pm_power_off) > cmd = LINUX_REBOOT_CMD_HALT; > > This converts a "poweroff" into a "reboot" if no machine dependent > power off function has been bound in (pm_power_off() is a function > pointer).
Duh.. fingers failed to follow brain: that converts a "poweroff" into a "halt", which is what you are seeing.
> So for this to work, I believe that either ACPI or APM has to have been > configured into the kernel (and the modules loaded). Your kernel .config > from earlier shows ACPI built-in to the kernel core, so it should be > present. > > Unless you booted with noacpi or some such parameter.. > So let's have a look at the kernel boot logs, > and you could also try CONGIG_ACPI_DEBUG=y > > Bizarre (and nothing to do with my patch). - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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