Re: What rationale behind physical and virtual kernel memory layout ?

2012-10-19 Thread telenn barz
Hello Arun, Thanks for answering. On Fri, Oct 19, 2012 at 3:33 PM, Arun KS wrote: > > On Fri, Oct 19, 2012 at 3:03 PM, telenn barz wrote: > >> >> Q: In the 4G/4G split case, I don't see why we have to necessarily flush >> the TLB when switching from user-spa

What rationale behind physical and virtual kernel memory layout ?

2012-10-19 Thread telenn barz
Hi all, This a vast topic. But I believe it's worthwhile exposing in greater detail the "Why this design has been chosen ?", before the "How this design has been implemented ?". And I think this is a common lack (or at least not enough developed) in documentations, even in the more outstanding of