[CRIU] [PATCH 0/5] Speed up kdat checks (v3)

Andrei Vagin avagin at virtuozzo.com
Thu May 4 09:13:27 PDT 2017


Applied, thanks!
On Thu, May 04, 2017 at 04:31:11PM +0300, Pavel Emelyanov wrote:
> In the previous discussion it was suggested not to compile-in
> the kdat bits, but rather cache them in some place, that gets
> evicted on node reboot.
> 
> Here's how this can look like.
> 
> Briefly -- when kerndat.c has finished auto-detection is writes
> the kdat variable into the /run/criu.kdat file. On the next
> start the file in question is loaded into memory (if present)
> as is.
> 
> As the next step we can move the cpu_init() stuff into kdat and
> (as Dima suggested) vdso_init().
> 
> -- Pavel
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