lkml.org 
[lkml]   [2001]   [Oct]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: Huge console switching lags
Date
From
> And what's the brilliant reason for this?  And don't give any BS about it
> taking too long inside an interrupt context -- we're switching consoles not
> start netscrape.

A console switch has to wait until queued I/O to that console is complete,
which in turn could take a measurable amount of time - so it has to block.
Also a console switch on a frame buffer with no hardware banking can take
a lot of time.


Alan
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:03    [W:0.080 / U:8.112 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site