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    SubjectRe: resume problem with i915/drm
    Date
    On Thursday, 7 of August 2008, Jesse Barnes wrote:
    > On Tuesday, August 5, 2008 7:25 pm Charles@schwieters.org wrote:
    > > -----BEGIN PGP SIGNED MESSAGE-----
    > > Hash: SHA1
    > >
    > >
    > > Hi--
    > >
    > > I'm having a problem resuming (from RAM) if the i915 and drm modules
    > > are loaded (these are needed for running X on my machine). Vanilla
    > > kernel versions 2.6.25.x and 2.6.26.x. I get the same behavior with
    > > Debian linux-image-2.6.25-2-686 kernel. I can't believe I'm the first to
    > > encounter this.
    > >
    > > suspend-to-ram and resuming works fine with earlier kernels
    > > (e.g. 2.6.17), but I haven't tested exhaustively.
    > >
    > > Possibly related is a failure in modprobe -r i915 after it is
    > > loaded. The message printed is
    >
    > [snip backtrace]
    >
    > Well the backtrace makes it look like i915 didn't take care to remove some of
    > its /proc files, which is weird.
    >
    > Your "screen blank on resume" problem might be a duplicate of a bug that got
    > reported awhile back (can't find it now, Matthew?). If so, then you're not
    > the first one to see it; unfortunately we don't have a fix yet...

    I think it may be related to this report:

    http://marc.info/?l=linux-kernel&m=121789312607006&w=4

    Thanks,
    Rafael


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