Re: [PATCH -mm -v7 1/9] mm, swap: Make swap cluster size same of THP size on x86_64

2017-03-31 Thread Huang, Ying
Johannes Weiner writes: > On Thu, Mar 30, 2017 at 08:45:56AM +0800, Huang, Ying wrote: >> Johannes Weiner writes: >> >> > On Tue, Mar 28, 2017 at 01:32:01PM +0800, Huang, Ying wrote: >> >> @@ -499,6 +499,19 @@ config FRONTSWAP >> >> >> >> If

Re: [PATCH -mm -v7 1/9] mm, swap: Make swap cluster size same of THP size on x86_64

2017-03-31 Thread Huang, Ying
Johannes Weiner writes: > On Thu, Mar 30, 2017 at 08:45:56AM +0800, Huang, Ying wrote: >> Johannes Weiner writes: >> >> > On Tue, Mar 28, 2017 at 01:32:01PM +0800, Huang, Ying wrote: >> >> @@ -499,6 +499,19 @@ config FRONTSWAP >> >> >> >> If unsure, say Y to enable frontswap. >> >> >>

Re: [PATCH -mm -v7 1/9] mm, swap: Make swap cluster size same of THP size on x86_64

2017-03-31 Thread Johannes Weiner
On Thu, Mar 30, 2017 at 08:45:56AM +0800, Huang, Ying wrote: > Johannes Weiner writes: > > > On Tue, Mar 28, 2017 at 01:32:01PM +0800, Huang, Ying wrote: > >> @@ -499,6 +499,19 @@ config FRONTSWAP > >> > >> If unsure, say Y to enable frontswap. > >> > >> +config

Re: [PATCH -mm -v7 1/9] mm, swap: Make swap cluster size same of THP size on x86_64

2017-03-31 Thread Johannes Weiner
On Thu, Mar 30, 2017 at 08:45:56AM +0800, Huang, Ying wrote: > Johannes Weiner writes: > > > On Tue, Mar 28, 2017 at 01:32:01PM +0800, Huang, Ying wrote: > >> @@ -499,6 +499,19 @@ config FRONTSWAP > >> > >> If unsure, say Y to enable frontswap. > >> > >> +config

Re: [PATCH -mm -v7 1/9] mm, swap: Make swap cluster size same of THP size on x86_64

2017-03-29 Thread Huang, Ying
Johannes Weiner writes: > On Tue, Mar 28, 2017 at 01:32:01PM +0800, Huang, Ying wrote: >> @@ -499,6 +499,19 @@ config FRONTSWAP >> >>If unsure, say Y to enable frontswap. >> >> +config ARCH_USES_THP_SWAP_CLUSTER >> +bool >> +default n > > This is fine. >

Re: [PATCH -mm -v7 1/9] mm, swap: Make swap cluster size same of THP size on x86_64

2017-03-29 Thread Huang, Ying
Johannes Weiner writes: > On Tue, Mar 28, 2017 at 01:32:01PM +0800, Huang, Ying wrote: >> @@ -499,6 +499,19 @@ config FRONTSWAP >> >>If unsure, say Y to enable frontswap. >> >> +config ARCH_USES_THP_SWAP_CLUSTER >> +bool >> +default n > > This is fine. > >> +config

Re: [PATCH -mm -v7 1/9] mm, swap: Make swap cluster size same of THP size on x86_64

2017-03-29 Thread Johannes Weiner
On Tue, Mar 28, 2017 at 01:32:01PM +0800, Huang, Ying wrote: > @@ -499,6 +499,19 @@ config FRONTSWAP > > If unsure, say Y to enable frontswap. > > +config ARCH_USES_THP_SWAP_CLUSTER > + bool > + default n This is fine. > +config THP_SWAP_CLUSTER > + bool > + depends

Re: [PATCH -mm -v7 1/9] mm, swap: Make swap cluster size same of THP size on x86_64

2017-03-29 Thread Johannes Weiner
On Tue, Mar 28, 2017 at 01:32:01PM +0800, Huang, Ying wrote: > @@ -499,6 +499,19 @@ config FRONTSWAP > > If unsure, say Y to enable frontswap. > > +config ARCH_USES_THP_SWAP_CLUSTER > + bool > + default n This is fine. > +config THP_SWAP_CLUSTER > + bool > + depends

Re: [PATCH -mm -v7 1/9] mm, swap: Make swap cluster size same of THP size on x86_64

2017-03-28 Thread Huang, Ying
"Kirill A. Shutemov" writes: > On Tue, Mar 28, 2017 at 01:32:01PM +0800, Huang, Ying wrote: >> From: Huang Ying >> >> In this patch, the size of the swap cluster is changed to that of the >> THP (Transparent Huge Page) on x86_64 architecture (512).

Re: [PATCH -mm -v7 1/9] mm, swap: Make swap cluster size same of THP size on x86_64

2017-03-28 Thread Huang, Ying
"Kirill A. Shutemov" writes: > On Tue, Mar 28, 2017 at 01:32:01PM +0800, Huang, Ying wrote: >> From: Huang Ying >> >> In this patch, the size of the swap cluster is changed to that of the >> THP (Transparent Huge Page) on x86_64 architecture (512). This is for >> the THP swap support on

Re: [PATCH -mm -v7 1/9] mm, swap: Make swap cluster size same of THP size on x86_64

2017-03-28 Thread Kirill A. Shutemov
On Tue, Mar 28, 2017 at 01:32:01PM +0800, Huang, Ying wrote: > From: Huang Ying > > In this patch, the size of the swap cluster is changed to that of the > THP (Transparent Huge Page) on x86_64 architecture (512). This is for > the THP swap support on x86_64. Where one

Re: [PATCH -mm -v7 1/9] mm, swap: Make swap cluster size same of THP size on x86_64

2017-03-28 Thread Kirill A. Shutemov
On Tue, Mar 28, 2017 at 01:32:01PM +0800, Huang, Ying wrote: > From: Huang Ying > > In this patch, the size of the swap cluster is changed to that of the > THP (Transparent Huge Page) on x86_64 architecture (512). This is for > the THP swap support on x86_64. Where one swap cluster will be

[PATCH -mm -v7 1/9] mm, swap: Make swap cluster size same of THP size on x86_64

2017-03-27 Thread Huang, Ying
From: Huang Ying In this patch, the size of the swap cluster is changed to that of the THP (Transparent Huge Page) on x86_64 architecture (512). This is for the THP swap support on x86_64. Where one swap cluster will be used to hold the contents of each THP swapped out.

[PATCH -mm -v7 1/9] mm, swap: Make swap cluster size same of THP size on x86_64

2017-03-27 Thread Huang, Ying
From: Huang Ying In this patch, the size of the swap cluster is changed to that of the THP (Transparent Huge Page) on x86_64 architecture (512). This is for the THP swap support on x86_64. Where one swap cluster will be used to hold the contents of each THP swapped out. And some information