lkml.org 
[lkml]   [2012]   [Jul]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: long boot delays caused by 070ad7e7 floppy change
On Tue, 3 Jul 2012, Linus Torvalds wrote:

> > Ok, here's the dmesg output that I get:
> >
> > [ 0.714316] floppy0: lock_fdc: -1 (out of 8)
>
> Ok, thanks. That -1 definitely explains the long delay. It's using
> "drive=-1" because it has no actual drive number, just the
> *controller* number.
>
> And the backtrace shows what's going on too: it's the
>
> user_reset_fdc(-1, FD_RESET_ALWAYS, false);
>
> that passes in -1 as the floppy controller number.
>
> Ugh.
>
> It looks like the code meant for -1 to mean "regular delay"
> (current_reqD), and -2 to mean MAXTIMEOUT. For some reason the "-1"
> logic has gotten screwed.

I am still trying to understand the exact situation.

Andi, do I understand you correctly that even if you revert 070ad7e793dc
on top of current Linus' tree, you are still seeing the 20 second delay
inside the initcall?

--
Jiri Kosina
SUSE Labs


\
 
 \ /
  Last update: 2012-07-03 20:41    [W:0.075 / U:0.016 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site