Re: [PATCH] xen/setup: Remap Xen Identity Mapped RAM

2014-07-19 Thread Matthew Rushton
On 07/08/14 08:57, Konrad Rzeszutek Wilk wrote: Responding :-) @@ -797,10 +794,9 @@ unsigned long __init set_phys_range_identity(unsigned long pfn_s, if (!__set_phys_to_machine(pfn, IDENTITY_FRAME(pfn))) break; - if (!WARN((pfn - pfn_s) != (pfn_e -

Re: [PATCH] xen/setup: Remap Xen Identity Mapped RAM

2014-07-07 Thread Matthew Rushton
than the Xen one liner:) On my test system before: Total pages: 2105014 Total contiguous: 1640635 After: Total pages: 2105014 Total contiguous: 2098904 Signed-off-by: Matthew Rushton --- arch/x86/xen/p2m.c | 20 ++- arch/x86/xen/p2m.h | 15 ++ arch/x86/xen/setup.c |

Re: [PATCH] xen/setup: Remap Xen Identity Mapped RAM

2014-07-07 Thread Matthew Rushton
than the Xen one liner:) Note: resending On my test system before: Total pages: 2105014 Total contiguous: 1640635 After: Total pages: 2105014 Total contiguous: 2098904 Signed-off-by: Matthew Rushton --- arch/x86/xen/p2m.c | 20 ++- arch/x86/xen/p2m.h | 15 ++ arch/x86/xen/se

Re: [PATCH v2 2/2] xen/setup: Remap Xen Identity Mapped RAM

2014-08-26 Thread Matthew Rushton
On 08/01/14 07:52, David Vrabel wrote: On 31/07/14 18:43, David Vrabel wrote: On 20/07/14 01:01, Matt Rushton wrote: Instead of ballooning up and down dom0 memory this remaps the existing mfns that were replaced by the identity map. The reason for this is that the existing implementation balloo

Re: [PATCH v2 2/2] xen/setup: Remap Xen Identity Mapped RAM

2014-08-11 Thread Matthew Rushton
On 08/01/14 08:56, Boris Ostrovsky wrote: On 08/01/2014 11:52 AM, Matt Wilson wrote: On Fri, Aug 01, 2014 at 03:52:28PM +0100, David Vrabel wrote: On 31/07/14 18:43, David Vrabel wrote: On 20/07/14 01:01, Matt Rushton wrote: Instead of ballooning up and down dom0 memory this remaps the existi

Re: [PATCH v3 2/2] xen/setup: Remap Xen Identity Mapped RAM

2014-08-11 Thread Matthew Rushton
dates are grouped into blocks with table entries getting cached temporarily and then released. On my test system before: Total pages: 2105014 Total contiguous: 1640635 After: Total pages: 2105014 Total contiguous: 2098904 Signed-off-by: Matthew Rushton --- Matt, Could you provide a summary of v

Re: [PATCH v2 2/2] xen/setup: Remap Xen Identity Mapped RAM

2014-08-01 Thread Matthew Rushton
On 08/01/14 08:56, Boris Ostrovsky wrote: On 08/01/2014 11:52 AM, Matt Wilson wrote: On Fri, Aug 01, 2014 at 03:52:28PM +0100, David Vrabel wrote: On 31/07/14 18:43, David Vrabel wrote: On 20/07/14 01:01, Matt Rushton wrote: Instead of ballooning up and down dom0 memory this remaps the existi