linux-kernel - Re: [PATCH v5 1/5] x86/sgx: Introduce a counter to count the sgx_(vepc

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Message-ID: <aCzeA8wf--o988-j@kernel.org>
Date: Tue, 20 May 2025 22:55:15 +0300
From: Jarkko Sakkinen <jarkko@...nel.org>
To: "Reshetova, Elena" <elena.reshetova@...el.com>
Cc: "Hansen, Dave" <dave.hansen@...el.com>,
	"seanjc@...gle.com" <seanjc@...gle.com>,
	"Huang, Kai" <kai.huang@...el.com>,
	"linux-sgx@...r.kernel.org" <linux-sgx@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"x86@...nel.org" <x86@...nel.org>,
	"Mallick, Asit K" <asit.k.mallick@...el.com>,
	"Scarlata, Vincent R" <vincent.r.scarlata@...el.com>,
	"Cai, Chong" <chongc@...gle.com>,
	"Aktas, Erdem" <erdemaktas@...gle.com>,
	"Annapurve, Vishal" <vannapurve@...gle.com>,
	"dionnaglaze@...gle.com" <dionnaglaze@...gle.com>,
	"bondarn@...gle.com" <bondarn@...gle.com>,
	"Raynor, Scott" <scott.raynor@...el.com>
Subject: Re: [PATCH v5 1/5] x86/sgx: Introduce a counter to count the
 sgx_(vepc_)open()

On Tue, May 20, 2025 at 06:25:04AM +0000, Reshetova, Elena wrote:
> > Maybe just use raw atomic_inc() and atomic_dec() at the sites?
> > 
> > IMHO, it makes only sense to wrap, when it makes sense to wrap.
> 
> You mean for this patch or overall? For overall we discussed in v4
> why we would like to raise it to atomic64.
> Or do I misunderstand your comment?

So I was thinking whether we want wrappers but I guess we can keep
them.

> 
> Best Regards,
> Elena.

BR, Jarkko