Re: [PATCH 03/10] xen/arm: introduce PGC_reserved

2021-05-20 Thread Julien Grall
Hi Jan, On 20/05/2021 10:27, Jan Beulich wrote: On 20.05.2021 10:59, Julien Grall wrote: On 20/05/2021 09:40, Penny Zheng wrote: Oh, Second thought on this. And I think you are referring to balloon in/out here, hmm, also, like Yes I am referring to balloon in/out. I replied there: "For

Re: [PATCH 03/10] xen/arm: introduce PGC_reserved

2021-05-20 Thread Jan Beulich
On 20.05.2021 10:59, Julien Grall wrote: > On 20/05/2021 09:40, Penny Zheng wrote: >> Oh, Second thought on this. >> And I think you are referring to balloon in/out here, hmm, also, like > > Yes I am referring to balloon in/out. > >> I replied there: >> "For issues on ballooning out or in, it is

Re: [PATCH 03/10] xen/arm: introduce PGC_reserved

2021-05-20 Thread Julien Grall
/arm: introduce PGC_reserved Hi Julien -Original Message- From: Julien Grall Sent: Thursday, May 20, 2021 3:46 AM To: Penny Zheng ; xen-devel@lists.xenproject.org; sstabell...@kernel.org Cc: Bertrand Marquis ; Wei Chen ; nd Subject: Re: [PATCH 03/10] xen/arm: introduce PGC_reserved

RE: [PATCH 03/10] xen/arm: introduce PGC_reserved

2021-05-20 Thread Penny Zheng
Hi julien > -Original Message- > From: Penny Zheng > Sent: Thursday, May 20, 2021 2:20 PM > To: Julien Grall ; xen-devel@lists.xenproject.org; > sstabell...@kernel.org > Cc: Bertrand Marquis ; Wei Chen > ; nd > Subject: RE: [PATCH 03/10] xen/arm: introduce PGC

Re: [PATCH 03/10] xen/arm: introduce PGC_reserved

2021-05-20 Thread Jan Beulich
On 19.05.2021 21:49, Julien Grall wrote: > On 19/05/2021 10:49, Jan Beulich wrote: >> On 19.05.2021 05:16, Penny Zheng wrote: From: Julien Grall Sent: Tuesday, May 18, 2021 5:46 PM On 18/05/2021 06:21, Penny Zheng wrote: > --- a/xen/include/asm-arm/mm.h > +++

RE: [PATCH 03/10] xen/arm: introduce PGC_reserved

2021-05-20 Thread Penny Zheng
Hi Julien > -Original Message- > From: Julien Grall > Sent: Thursday, May 20, 2021 3:46 AM > To: Penny Zheng ; xen-devel@lists.xenproject.org; > sstabell...@kernel.org > Cc: Bertrand Marquis ; Wei Chen > ; nd > Subject: Re: [PATCH 03/10] xen/arm: introduce PGC_r

Re: [PATCH 03/10] xen/arm: introduce PGC_reserved

2021-05-19 Thread Julien Grall
Hi Jan, On 19/05/2021 10:49, Jan Beulich wrote: On 19.05.2021 05:16, Penny Zheng wrote: From: Julien Grall Sent: Tuesday, May 18, 2021 5:46 PM On 18/05/2021 06:21, Penny Zheng wrote: --- a/xen/include/asm-arm/mm.h +++ b/xen/include/asm-arm/mm.h @@ -88,7 +88,15 @@ struct page_info

Re: [PATCH 03/10] xen/arm: introduce PGC_reserved

2021-05-19 Thread Julien Grall
On 19/05/2021 04:16, Penny Zheng wrote: Hi Julien Hi Penny, -Original Message- From: Julien Grall Sent: Tuesday, May 18, 2021 5:46 PM To: Penny Zheng ; xen-devel@lists.xenproject.org; sstabell...@kernel.org Cc: Bertrand Marquis ; Wei Chen ; nd Subject: Re: [PATCH 03/10] xen

Re: [PATCH 03/10] xen/arm: introduce PGC_reserved

2021-05-19 Thread Jan Beulich
On 19.05.2021 05:16, Penny Zheng wrote: >> From: Julien Grall >> Sent: Tuesday, May 18, 2021 5:46 PM >> >> On 18/05/2021 06:21, Penny Zheng wrote: >>> --- a/xen/include/asm-arm/mm.h >>> +++ b/xen/include/asm-arm/mm.h >>> @@ -88,7 +88,15 @@ struct page_info >>>*/ >>> u32

RE: [PATCH 03/10] xen/arm: introduce PGC_reserved

2021-05-18 Thread Penny Zheng
Hi Julien > -Original Message- > From: Julien Grall > Sent: Tuesday, May 18, 2021 5:46 PM > To: Penny Zheng ; xen-devel@lists.xenproject.org; > sstabell...@kernel.org > Cc: Bertrand Marquis ; Wei Chen > ; nd > Subject: Re: [PATCH 03/10] xen/arm: introduce PGC_r

Re: [PATCH 03/10] xen/arm: introduce PGC_reserved

2021-05-18 Thread Julien Grall
On 18/05/2021 06:21, Penny Zheng wrote: In order to differentiate pages of static memory, from those allocated from heap, this patch introduces a new page flag PGC_reserved to tell. New struct reserved in struct page_info is to describe reserved page info, that is, which specific domain this