[ltp] [PATCH] 2.6.18: Unload disks heads before powering down
Sun, 1 Oct 2006 15:12:27 +0200
On 9/29/06, Henrique de Moraes Holschuh <email@example.com> wrote:
> Log suspend/shutdown activity
> Tell the user when we spin down disks on suspend, and when flush > caches on
> shutdown. This is useful to track down issues with bandaid > stuff in
> userspace halt(8), and also double-suspends on suspend-to-disk.
There's another code path: userspace (e.g., "hdparm -y") may issue a
STANDBY (IMMEDIATE) via an ioctl on the device.