lkml.org 
[lkml]   [2000]   [Nov]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: strange interaction between IDE and ieee1394 driver
Date
AS> When I user the ieee1394 subsystem to transmit data from a camcorder to an 
AS> IDE disk and the IDE driver is not using DMA, then there will be some data
AS> lost in the ieee1394 driver. If I turn on DMA in the IDE driver (hdparm -d1
AS> /dev/hda), I do not have any data loss in the ieee1394 driver. Also, on a

IDE is blocking interrupts for too long in non-DMA mode? Try hdparm -u 1
in non-dma mode - this may help if interrupt latency is the issue.

--
Meelis Roos (mroos@linux.ee)
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 12:47    [W:0.041 / U:8.052 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site