Re: [PATCH] Documentation: vm: Add 1GB large page support information

2014-11-05 Thread Dave Hansen
On 11/05/2014 02:58 PM, Andi Kleen wrote: >>> >> I understand that there are some exception cases which doesn't support 1G >>> >> large pages on newer CPUs. >>> >> I like Dave's example, at the same time I would like to add "pdpe1gb >>> >> flag" in >>> >> the document. >>> >> >>> >> For example,

Re: [PATCH] Documentation: vm: Add 1GB large page support information

2014-11-05 Thread Andi Kleen
Dave Hansen writes: > On 11/05/2014 07:21 AM, Masanari Iida wrote: >> Luiz, Dave, >> Thanks for comments. >> >> I understand that there are some exception cases which doesn't support 1G >> large pages on newer CPUs. >> I like Dave's example, at the same time I would like to add "pdpe1gb flag" in

Re: [PATCH] Documentation: vm: Add 1GB large page support information

2014-11-05 Thread Dave Hansen
On 11/05/2014 07:21 AM, Masanari Iida wrote: > Luiz, Dave, > Thanks for comments. > > I understand that there are some exception cases which doesn't support 1G > large pages on newer CPUs. > I like Dave's example, at the same time I would like to add "pdpe1gb flag" in > the document. > > For exam

Re: [PATCH] Documentation: vm: Add 1GB large page support information

2014-11-05 Thread Masanari Iida
Luiz, Dave, Thanks for comments. I understand that there are some exception cases which doesn't support 1G large pages on newer CPUs. I like Dave's example, at the same time I would like to add "pdpe1gb flag" in the document. For example, x86 CPUs normally support 4K and 2M (1G if pdpe1gb flag ex

Re: [PATCH] Documentation: vm: Add 1GB large page support information

2014-11-03 Thread Dave Hansen
On 10/31/2014 09:01 AM, Masanari Iida wrote: > --- a/Documentation/vm/hugetlbpage.txt > +++ b/Documentation/vm/hugetlbpage.txt > @@ -2,7 +2,8 @@ > The intent of this file is to give a brief summary of hugetlbpage support in > the Linux kernel. This support is built on top of multiple page size s

Re: [PATCH] Documentation: vm: Add 1GB large page support information

2014-11-03 Thread Luiz Capitulino
On Sat, 1 Nov 2014 01:01:57 +0900 Masanari Iida wrote: > This patch add 1GB large page support information on > x86_64 architecture in Documentation/vm/hugetlbpage.txt. > > Signed-off-by: Masanari Iida > --- > Documentation/vm/hugetlbpage.txt | 3 ++- > 1 file changed, 2 insertions(+), 1 dele

[PATCH] Documentation: vm: Add 1GB large page support information

2014-10-31 Thread Masanari Iida
This patch add 1GB large page support information on x86_64 architecture in Documentation/vm/hugetlbpage.txt. Signed-off-by: Masanari Iida --- Documentation/vm/hugetlbpage.txt | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/Documentation/vm/hugetlbpage.txt b/Documentation/v