[PATCH 0/2 -mm] kexec based hibernation -v5
Rafael J. Wysocki
rjw at sisk.pl
Thu Oct 11 06:17:57 EDT 2007
On Thursday, 11 October 2007 04:13, Huang, Ying wrote:
> Kexec base hibernation has some potential advantages over uswsusp and
> TuxOnIce (suspend2). Some most obvious advantages are:
Well, I have some doubts as far as the obviousness is concerned.
> 1. The hibernation image size can exceed half of memory size easily.
This is also possible with TuxOnIce.
> 2. The hibernation image can be written to and read from almost
> anywhere, such as USB disk, NFS.
This is possible with uswsusp, at least in theory, probably with TuxOnIce too.
> 3. It is possible to eliminate freezer from kexec based hibernation
This isn't true as long as we have not changed the handling of devices
(which is in the works, but will take time).
> 4. Based on kexec/kdump implementation, the kernel code needed is
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