lkml.org 
[lkml]   [2009]   [Apr]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: USB storage no-boot regression (bisected)
    Arjan van de Ven wrote:
    > On Tue, 14 Apr 2009 22:30:28 -0400
    > Jeff Garzik <jeff@garzik.org> wrote:
    >
    >> Arjan van de Ven wrote:
    >>> This change just made it go faster enough for you to be out of luck;
    >>> fundamentally your userland needs to wait if the device it wants is
    >>> not there.
    >> All these drivers are in-kernel, and the root device is passed via
    >> command line. There is no userland at that point, that needs to wait.
    >
    > ok fair; but that does not change that the kernel does not know if a
    > device is coming.
    > Yes that sucks; sadly USB is just this way, you don't know when no new
    > devices will come from a certain bus.

    Perhaps -- but I can say that kernels <= 2.6.27 booted with 100%
    reliability.

    Now, Kernels >= 2.6.28 always fail.

    The ONLY variable is the kernel.

    Jeff





    \
     
     \ /
      Last update: 2009-04-15 04:51    [W:3.444 / U:0.232 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site