lkml.org 
[lkml]   [2006]   [May]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    From
    SubjectRe: swsusp in 2.6.16: works fine w/o PSE...
    Date
    Hi,

    On Thursday 25 May 2006 23:43, Pavel Machek wrote:
    > > I'm CC-ing the two swsusp gurus ;)
    > >
    > > > I was just feeling lucky and tried suspend-to-disk cycle
    > > > on my VIA C3 machine, which lacks PSE which is marked as
    > > > being required for swsusp to work. After commenting out
    > > > the PSE check in include/asm-i386/suspend.h and rebooting,
    > > > I tried the whole cycle, several times, with real load
    > > > (while running 3 kernel compile in parallel) and while
    > > > IDLE... And surprizingly, it all worked flawlessly for
    > > > me, without a single glitch...
    > > >
    > > > So the question is: is PSE really needed nowadays?
    >
    > I think so. Or can you prove that pagetables are not going to be
    > overwritten in wrong order in !PSE case?
    >
    > Look at x86-64 how !PSE case can be solved, but it is a bit of code.

    Well, on i386 it'll have to be more complicated, because on x86_64 we use
    2 MB pages for the temporary 1-1 mapping.

    Greetings,
    Rafael
    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2006-05-26 12:35    [W:0.029 / U:1.628 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site