Re: [PATCH 09/15] memory: prepare flatview and radix-tree for rcu style access

2012-08-11 Thread liu ping fan
On Sat, Aug 11, 2012 at 9:58 AM, liu ping fan wrote: > On Wed, Aug 8, 2012 at 5:41 PM, Avi Kivity wrote: >> On 08/08/2012 09:25 AM, Liu Ping Fan wrote: >>> From: Liu Ping Fan >>> >>> Flatview and radix view are all under the protection of pointer. >>> And this make sure the change of them seem t

Re: [PATCH 09/15] memory: prepare flatview and radix-tree for rcu style access

2012-08-10 Thread liu ping fan
On Wed, Aug 8, 2012 at 5:41 PM, Avi Kivity wrote: > On 08/08/2012 09:25 AM, Liu Ping Fan wrote: >> From: Liu Ping Fan >> >> Flatview and radix view are all under the protection of pointer. >> And this make sure the change of them seem to be atomic! >> >> The mr accessed by radix-tree leaf or flat

Re: [PATCH 09/15] memory: prepare flatview and radix-tree for rcu style access

2012-08-09 Thread liu ping fan
On Thu, Aug 9, 2012 at 3:23 AM, Blue Swirl wrote: > On Wed, Aug 8, 2012 at 6:25 AM, Liu Ping Fan wrote: >> From: Liu Ping Fan >> >> Flatview and radix view are all under the protection of pointer. >> And this make sure the change of them seem to be atomic! >> >> The mr accessed by radix-tree lea

Re: [PATCH 09/15] memory: prepare flatview and radix-tree for rcu style access

2012-08-08 Thread Blue Swirl
On Wed, Aug 8, 2012 at 6:25 AM, Liu Ping Fan wrote: > From: Liu Ping Fan > > Flatview and radix view are all under the protection of pointer. > And this make sure the change of them seem to be atomic! > > The mr accessed by radix-tree leaf or flatview will be reclaimed > after the prev PhysMap no

Re: [PATCH 09/15] memory: prepare flatview and radix-tree for rcu style access

2012-08-08 Thread Avi Kivity
On 08/08/2012 09:25 AM, Liu Ping Fan wrote: > From: Liu Ping Fan > > Flatview and radix view are all under the protection of pointer. > And this make sure the change of them seem to be atomic! > > The mr accessed by radix-tree leaf or flatview will be reclaimed > after the prev PhysMap not in us