Re: [PATCH v3 06/11] x86/xen: Add i386 kexec/kdump implementation

2012-12-27 Thread Eric W. Biederman
"H. Peter Anvin" writes: > On 12/27/2012 03:23 PM, Daniel Kiper wrote: >>> On 12/26/2012 06:18 PM, Daniel Kiper wrote: Add i386 kexec/kdump implementation. v2 - suggestions/fixes: - allocate transition page table pages below 4 GiB (suggested by Jan Beulich). >

Re: [PATCH v3 06/11] x86/xen: Add i386 kexec/kdump implementation

2012-12-27 Thread H. Peter Anvin
On 12/27/2012 03:23 PM, Daniel Kiper wrote: On 12/26/2012 06:18 PM, Daniel Kiper wrote: Add i386 kexec/kdump implementation. v2 - suggestions/fixes: - allocate transition page table pages below 4 GiB (suggested by Jan Beulich). Why? Sadly all addresses are passed via unsigned lo

Re: [PATCH v3 06/11] x86/xen: Add i386 kexec/kdump implementation

2012-12-27 Thread Daniel Kiper
> On 12/26/2012 06:18 PM, Daniel Kiper wrote: > > Add i386 kexec/kdump implementation. > > > > v2 - suggestions/fixes: > > - allocate transition page table pages below 4 GiB > > (suggested by Jan Beulich). > > Why? Sadly all addresses are passed via unsigned long variable to kexec hyperc

Re: [PATCH v3 06/11] x86/xen: Add i386 kexec/kdump implementation

2012-12-26 Thread H. Peter Anvin
On 12/26/2012 06:18 PM, Daniel Kiper wrote: Add i386 kexec/kdump implementation. v2 - suggestions/fixes: - allocate transition page table pages below 4 GiB (suggested by Jan Beulich). Why? -hpa -- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don