[lkml]   [2003]   [Feb]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH][2.5] replace flush_map() in arch/i386/mm/pageattr.c with flush_tlb_all()
On Thu, Feb 20, 2003 at 09:30:55PM +0100, Thomas Schlichter wrote:

> > This looks bogus. You're killing the wbinvd() in flush_kernel_map() which
> > is needed.
> I must admit I don't exactly know the wbinvd() command, but as the comment
> says:
> /* Could use CLFLUSH here if the CPU supports it (Hammer,P4) */
> I thought it is not NEEDED, just a COULD...

Its hinting at a possible optimisation, not saying
that it is unneeded.


| Dave Jones.
| SuSE Labs
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 13:33    [W:0.033 / U:1.508 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site