Re: [SeaBIOS] About cpu_set, CPU hotplug and related subjects

2010-05-10 Thread Carl-Daniel Hailfinger
On 28.04.2010 12:45, Gleb Natapov wrote: On Wed, Apr 28, 2010 at 12:41:51PM +0200, Jes Sorensen wrote: The CPU declarations are particularly tricky as they get pretty big and complex and need to live in the DSDT, whereas a lot of other things we can shift off to separate SSDT tables and

Re: [SeaBIOS] About cpu_set, CPU hotplug and related subjects

2010-04-28 Thread Jes Sorensen
On 04/22/10 03:12, Kevin O'Connor wrote: As I understand it, the hotplug support was only in the kvm copy of bochs bios. It also limited the number of cpus one could use (I think 16). The current smp support in SeaBIOS doesn't limit the number of cpus. So, there has been reluctance to

Re: [SeaBIOS] About cpu_set, CPU hotplug and related subjects

2010-04-28 Thread Gleb Natapov
On Wed, Apr 28, 2010 at 11:31:00AM +0200, Jes Sorensen wrote: On 04/22/10 03:12, Kevin O'Connor wrote: As I understand it, the hotplug support was only in the kvm copy of bochs bios. It also limited the number of cpus one could use (I think 16). The current smp support in SeaBIOS

Re: [SeaBIOS] About cpu_set, CPU hotplug and related subjects

2010-04-28 Thread Jes Sorensen
On 04/28/10 12:30, Gleb Natapov wrote: On Wed, Apr 28, 2010 at 11:31:00AM +0200, Jes Sorensen wrote: On 04/22/10 03:12, Kevin O'Connor wrote: Generating the more complex tables dynamically would be preferred, but it requires like half an AML compiler in Seabios, so it kinda stalled there

Re: [SeaBIOS] About cpu_set, CPU hotplug and related subjects

2010-04-28 Thread Gleb Natapov
On Wed, Apr 28, 2010 at 12:41:51PM +0200, Jes Sorensen wrote: On 04/28/10 12:30, Gleb Natapov wrote: On Wed, Apr 28, 2010 at 11:31:00AM +0200, Jes Sorensen wrote: On 04/22/10 03:12, Kevin O'Connor wrote: Generating the more complex tables dynamically would be preferred, but it requires

Re: About cpu_set, CPU hotplug and related subjects

2010-04-21 Thread Kevin O'Connor
On Mon, Apr 19, 2010 at 04:34:54PM -0300, Lucas Meneghel Rodrigues wrote: After doing some reading it seems to me that the reason why that is not happening is because SeaBIOS still doesn't have code to support CPU hot plugging as BochsBIOS did. As I understand it, the hotplug support was only

About cpu_set, CPU hotplug and related subjects

2010-04-19 Thread Lucas Meneghel Rodrigues
Hi folks, I've implemented a functional test for the cpu_set feature some time ago. I was going through the patch queue and realized the patch needed some respin, so I did it. I decided to try and see what is the state of the feature, considering last time I tried it was not working