On Tue, 26 Jun 2012, Glauber Costa wrote: > > > >This flag is used to indicate to the callees that this allocation will be > > > >serviced to the kernel. It is not supposed to be passed by the callers > > > >of kmem_cache_alloc, but rather by the cache core itself. > > > > > > Not sure what "serviced to the kernel" means, does this mean that the > > memory will not be accounted for to the root memcg? > > > In this context, it means that is a kernel allocation, not a userspace one > (but in process context, of course), *and* it is to be accounted a > specific memcg. > Ah, that makes sense. I think it would help if this was included in the changelog as well as a specifying that it is accounted to current's memcg at the time of the allocation in a comment in the code. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>