[linux-pm] [PATCH -mm] kexec jump -v9

Alan Stern stern at rowland.harvard.edu
Thu May 15 10:14:00 EDT 2008


On Wed, 14 May 2008, Eric W. Biederman wrote:

> My take on the situation is this.  For proper handling we
> need driver device_detach and device_reattach methods.
> 
> With the following semantics.  The device_detach methods
> will disable DMA and place the hardware in a sane state
> from which the device driver can reclaim and reinitialize it,
> but the hardware will not be touched.
> 
> device_reattach reattaches the driver to the hardware.

How would these differ from the already-existing remove and probe 
methods?

Alan Stern




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