[lkml]   [2002]   [Aug]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: Hyperthreading
On Wed, 21 Aug 2002, James Bourne wrote:
> On Wed, 21 Aug 2002, Reed, Timothy A wrote:
> >
> > Can anyone lead me to a good source of information on what options should be
> > in the kernel for hyperthreading?? I am still fighting with a
> > sub-contractor over kernel options.
> As long as you have a P4 and use the P4 support you will get
> hyperthreading with 2.4.19 (CONFIG_MPENTIUM4=y). 2.4.18 you have to also
> turn it on with a lilo option of acpismp=force on the kernel command line.

You do need CONFIG_SMP and a processor capable of HyperThreading,
i.e. Pentium 4 XEON; but CONFIG_MPENTIUM4 is not necessary for HT,
just appropriate to that processor in other ways.


To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:28    [W:0.090 / U:0.252 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site