linux-kernel - Re: [PATCH v4 01/18] cgroup/misc: Add per resource callbacks for CSS events

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Message-ID: <ZQSbM9ItXVyeIU7F@mtj.duckdns.org>
Date:   Fri, 15 Sep 2023 07:58:11 -1000
From:   Tejun Heo <tj@...nel.org>
To:     Haitao Huang <haitao.huang@...ux.intel.com>
Cc:     jarkko@...nel.org, dave.hansen@...ux.intel.com,
        linux-kernel@...r.kernel.org, linux-sgx@...r.kernel.org,
        x86@...nel.org, cgroups@...r.kernel.org, tglx@...utronix.de,
        mingo@...hat.com, bp@...en8.de, hpa@...or.com,
        sohil.mehta@...el.com, zhiquan1.li@...el.com,
        kristen@...ux.intel.com, seanjc@...gle.com, zhanb@...rosoft.com,
        anakrish@...rosoft.com, mikko.ylinen@...ux.intel.com,
        yangjie@...rosoft.com
Subject: Re: [PATCH v4 01/18] cgroup/misc: Add per resource callbacks for CSS
 events

On Fri, Sep 15, 2023 at 07:55:45AM -1000, Tejun Heo wrote:
> On Tue, Sep 12, 2023 at 09:06:18PM -0700, Haitao Huang wrote:
> > @@ -37,6 +37,11 @@ struct misc_res {
> >  	u64 max;
> >  	atomic64_t usage;
> >  	atomic64_t events;
> > +
> > +	/* per resource callback ops */
> > +	int (*misc_cg_alloc)(struct misc_cg *cg);
> > +	void (*misc_cg_free)(struct misc_cg *cg);
> > +	void (*misc_cg_max_write)(struct misc_cg *cg);
> 
> A nit about naming. These are already in misc_res and cgroup_ and cgrp_
> prefixes are a lot more common. So, maybe go for sth like cgrp_alloc?

Ah, never mind about the prefix part. misc is using cg_ prefix widely
already.

Thanks.

-- 
tejun