[lkml]   [2007]   [Feb]   [21]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: Weird hard disk noise on shutdown (bug #7674)
Alan wrote:
> Stick some printk calls in drivers/ata/libata-eh.c in ata_eh_suspend, or
> turn on all the ATA debug and shutdown, the code should issue a cache
> flush followed by a standbynow1 command for each disk.
> Alan

I believe it runs on suspend, but we don't run that code on normal
shutdown, do we?

Tejun Heo had a patch for sd that could (optionally) trigger a START
STOP UNIT command to spin the disk down after synchronizing the cache
before shutdown, but I haven't heard anything of it lately..

Robert Hancock Saskatoon, SK, Canada
To email, remove "nospam" from
Home Page:

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: 2007-02-22 03:47    [W:0.167 / U:0.028 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site