[patch 1/2] kcmp: Make it to depend on CONFIG_KCMP

H. Peter Anvin hpa at zytor.com
Tue Feb 19 18:41:52 EST 2013

On 02/19/2013 02:11 PM, Cyrill Gorcunov wrote:
> On Tue, Feb 19, 2013 at 02:00:35PM -0800, Andrew Morton wrote:
>>> I think this syscall is usefull even without c/r stuff.
>>> That's why I made it with separate config option.
>> hm, OK.
>> But the patch also permits CONFIG_CHECKPOINT_RESTORE=y, CONFIG_KCMP=n
>> which surely isn't something which CRIU wants to support?
> Hmm, yes from one pov this feature is useful for out-of-c/r user,
> from another pov -- we will have to ask users to turn on additional
> CONFIG entries (which i'm sure not set by default in wide range of distros).
> Thus it seems less paiful way is either make it obj-(CHECKPOINT_RESTORE)
> as you proposed, or obj-y by default. The last can't be undone, so I'll
> prepare the patch for obj-(CHECKPOINT_RESTORE) I think.

Well, that's what dependencies are for.

Either way we might just want to wait for such a use case to appear, I 
don't know.


H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

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