lkml.org 
[lkml]   [2008]   [Apr]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: 2.6.25-rc8-git2: Reported regressions from 2.6.24
    On Thu, 3 Apr 2008 16:59:02 -0700 (PDT) Linus Torvalds <torvalds@linux-foundation.org> wrote:

    >
    >
    > On Fri, 4 Apr 2008, Rafael J. Wysocki wrote:
    > >
    > > Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=10390
    > > Subject : Oops while reading /proc/ioports or /proc/iomem
    > > Submitter : Jan Kara <jack@suse.cz>
    > > Date : 2008-04-03 15:25 (1 days old)
    > > References : http://lkml.org/lkml/2008/4/3/149
    >
    > This sounds very much like some module registered IO ports/memory and was
    > then unloaded without unregistering them.
    >
    > It's a bit hard to guess which module it is, though. The oops says "[last
    > unloaded: parport]", so that's likely to be the area.
    >
    > So I *suspect* this patch might be relevant. Bug apparently introduced in
    > f63fd7e299ee13da071ecfce2b90b58c5e1562b1 ("parport_pc: detection for
    > SuperIO IT87XX POST") by Petr Cvek.
    >
    > Petr?
    >
    > Linus
    >
    > ---
    > drivers/parport/parport_pc.c | 3 +--
    > 1 files changed, 1 insertions(+), 2 deletions(-)
    >
    > diff --git a/drivers/parport/parport_pc.c b/drivers/parport/parport_pc.c
    > index d76d37b..a858089 100644
    > --- a/drivers/parport/parport_pc.c
    > +++ b/drivers/parport/parport_pc.c
    > @@ -1568,9 +1568,8 @@ static void __devinit detect_and_report_it87(void)
    > outb(r | 8, 0x2F);
    > outb(0x02, 0x2E); /* Lock */
    > outb(0x02, 0x2F);
    > -
    > - release_region(0x2e, 1);
    > }
    > + release_region(0x2e, 1);
    > }
    > #endif /* CONFIG_PARPORT_PC_SUPERIO */

    Looks very correct to me.


    \
     
     \ /
      Last update: 2008-04-04 07:11    [W:0.022 / U:0.124 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site