Daniel Kiper
2012-Dec-27 23:23 UTC
[PATCH v3 06/11] x86/xen: Add i386 kexec/kdump implementation
> 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 hypercall. Daniel
H. Peter Anvin
2012-Dec-27 23:37 UTC
[PATCH v3 06/11] x86/xen: Add i386 kexec/kdump implementation
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 long > variable to kexec hypercall. >So can you unf*ck your broken interface before imposing it on anyone else? -hpa -- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf.
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