[lkml]   [2003]   [Aug]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
Patch in this message
Subject[PATCH 2.6] clarify why DMA gets disabled on broken drives

I just ran into this and had to look at the sources to find out why
the IDE driver was turning off DMA for a particular drive.

Tomas Szepe <>

Patch against 2.6.0-test2-bk5.

diff -urN a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c
--- a/drivers/ide/ide-dma.c 2003-07-27 19:50:57.000000000 +0200
+++ b/drivers/ide/ide-dma.c 2003-08-05 23:33:13.000000000 +0200
@@ -767,7 +767,8 @@

int blacklist = in_drive_list(id, drive_blacklist);
if (blacklist) {
- printk(KERN_WARNING "%s: Disabling (U)DMA for %s\n", drive->name, id->model);
+ printk(KERN_WARNING "%s: Disabling (U)DMA for %s (on blacklist)\n",
+ drive->name, id->model);
return 0;
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at
 \ /
  Last update: 2005-03-22 13:47    [W:0.026 / U:3.032 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site