Re: [PATCH 2/3] x86, fpu: enable eagerfpu by default for xsaveopt

2012-09-07 Thread Suresh Siddha
On Fri, 2012-09-07 at 11:43 -0700, H. Peter Anvin wrote: > On 09/07/2012 11:31 AM, Suresh Siddha wrote: > > > > diff --git a/Documentation/kernel-parameters.txt > > b/Documentation/kernel-parameters.txt > > index 6273099..b21bcbd 100644 > > --- a/Documentation/kernel-parameters.txt > > +++ b/Docum

Re: [PATCH 2/3] x86, fpu: enable eagerfpu by default for xsaveopt

2012-09-07 Thread H. Peter Anvin
On 09/07/2012 11:31 AM, Suresh Siddha wrote: diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 6273099..b21bcbd 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -1835,7 +1835,7 @@ bytes respectively. Such le

[PATCH 2/3] x86, fpu: enable eagerfpu by default for xsaveopt

2012-09-07 Thread Suresh Siddha
xsaveopt/xrstor support optimized state save/restore by tracking the INIT state and MODIFIED state during context-switch. Enable eagerfpu by default for processors supporting xsaveopt. Can be disabled by passing "eagerfpu=off" boot parameter. Signed-off-by: Suresh Siddha --- Documentation/kerne