Bad news-this is now back, worse than ever, with Plymouth 0.8.1-1ubuntu3, and 
kernel 2.8.32-18-generic. Came back with the last couple day's updates. Some 
boot attempts OK, others miss so many keypresses it's better to power-cycle and 
start over.


> Date: Wed, 24 Mar 2010 19:45:00 +0000
> From: [email protected]
> To: [email protected]
> Subject: RE: [Bug 537793] Re: missed passphrase keypress bug is back on       
> MSI     Wind    U100
> 
> 
>   In the past few days of use, I've still had an occasional missed keypress, 
> down to maybe one keypress every two or three entries of the (long) 
> passphrase. Plymouth and cryptsetup are being run from the initramfs, since 
> this is full disk encryption. 
> 
>   I have tested the keyboard itself after booting by firing up Leafpad
> and looking for missed presses, finding none. Still, I cannot rule out a
> keyboard driver bug that early in the boot process, so plymouth may or
> many not even be at fault for those.
> 
> Still, it's been a hell of a lot easier to boot the MSI since the last
> round of plymouth fixes-thanks!
> 
> 
> 
> > Date: Fri, 19 Mar 2010 02:49:50 +0000
> > From: [email protected]
> > To: [email protected]
> > Subject: RE: [Bug 537793] Re: missed passphrase keypress bug is back on MSI 
> > Wind    U100
> > 
> > On Fri, 2010-03-19 at 00:50 +0000, Luke wrote:
> > 
> > > A  quick test boot (I'm in a park on batteries) showed no sign of the
> > > keypress bug with the new plymouth, smoothly took every character. I
> > > will let you know if the problem resurfaces, but the odds that this
> > > boot would have been this clean with the last version would have been
> > > less than 1 in 10.
> > > 
> > This would make sense to me.
> > 
> > Since you're using encrypted filesystems, you must have cryptsetup
> > installed, so Plymouth is starting from the initramfs.  Plymouth will
> > set its TTY up to be in "raw mode", and make it the active VT on the
> > console.
> > 
> > Upstart starts later, to bring up the full system; and some code existed
> > in there (the last thing done only because sysvinit did) to reset the
> > console with "sane" settings.  This put the console back into "cooked
> > mode", ie. Plymouth's active VT.
> > 
> > Since Plymouth is now receiving cooked key codes not raw key codes, it's
> > not what it expects; and thus we have the bug where keypresses are
> > missed or mis-interpreted.
> > 
> > 
> > Later on, this same problem would cause X to crash on the Enter key.  So
> > it should be fixed as a result of that fix, we not only fixed bits in
> > Plymouth but dropped that code from Upstart too.  I'll mark it fixed
> > now, but please do reopen if you have the issue again, and we'll walk
> > through the code and see what else is going screwy.
> > 
> >  status fixreleased
> > 
> > Scott
> > -- 
> > Scott James Remnant
> > [email protected]
> > 
> > 
> > ** Changed in: plymouth (Ubuntu)
> >        Status: Incomplete => Fix Released
> > 
> > -- 
> > missed passphrase keypress bug is back on MSI Wind U100
> > https://bugs.launchpad.net/bugs/537793
> > You received this bug notification because you are a direct subscriber
> > of the bug.
>                                         
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> -- 
> missed passphrase keypress bug is back on MSI Wind U100
> https://bugs.launchpad.net/bugs/537793
> You received this bug notification because you are a direct subscriber
> of the bug.
                                          
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missed passphrase keypress bug is back on MSI Wind U100
https://bugs.launchpad.net/bugs/537793
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