Re: Xen 32-bit PV regression

2014-04-03 Thread Boris Ostrovsky
On 04/03/2014 11:23 PM, Boris Ostrovsky wrote: Steven, Looks like commit 198d208df (x86: Keep thread_info on thread stack in x86_32) broke Xen's 32-bit PV guests. I poked a little at it and it seems that at least the ifdef in xen_cpu_up() needs to be adjusted to set up kernel_stack --- that

Xen 32-bit PV regression

2014-04-03 Thread Boris Ostrovsky
Steven, Looks like commit 198d208df (x86: Keep thread_info on thread stack in x86_32) broke Xen's 32-bit PV guests. I poked a little at it and it seems that at least the ifdef in xen_cpu_up() needs to be adjusted to set up kernel_stack --- that allows CPUs to get going. This is not enough

Xen 32-bit PV regression

2014-04-03 Thread Boris Ostrovsky
Steven, Looks like commit 198d208df (x86: Keep thread_info on thread stack in x86_32) broke Xen's 32-bit PV guests. I poked a little at it and it seems that at least the ifdef in xen_cpu_up() needs to be adjusted to set up kernel_stack --- that allows CPUs to get going. This is not enough

Re: Xen 32-bit PV regression

2014-04-03 Thread Boris Ostrovsky
On 04/03/2014 11:23 PM, Boris Ostrovsky wrote: Steven, Looks like commit 198d208df (x86: Keep thread_info on thread stack in x86_32) broke Xen's 32-bit PV guests. I poked a little at it and it seems that at least the ifdef in xen_cpu_up() needs to be adjusted to set up kernel_stack --- that