Re: [PATCH 11/11] blkcg: implement per-blkg request allocation

[Jeff Moyer]

Tejun Heo <tj@xxxxxxxxxx> writes:

> This patch implements per-blkg request_list.  Each blkg has its own
> request_list and any IO allocates its request from the matching blkg
> making blkcgs completely isolated in terms of request allocation.

So, nr_requests is now actually nr_requests * # of blk cgroups.  Is that
right?  Are you at all concerned about the amount of memory that can be
tied up as the number of cgroups increases?

Cheers,
Jeff
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