On Fri, Oct 11, 2013 at 01:04:55PM +0200, Daniel Kiper wrote: [..] > > In theory you can swap between to kernels with the preserve_context > > case. Technically I like the ability but I don't know that it has ever > > achieved much uptake. > > I think that this is nice idea too. However, I have not seen its usage in real. > Even once there was an idea to remove that stuff from Linux Kernel. I have not seen anybody using it. I don't even know if it works or not. If nobody is using it, I will advocate removing it. It introduces extra complexity and makes new code changes more difficult. Thanks Vivek