linux-kernel - Re: [PATCH v6 07/11] intel

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Date:   Sun, 26 Nov 2017 07:50:05 -0800
From:   Joe Perches <joe@...ches.com>
To:     Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>,
        platform-driver-x86@...r.kernel.org, x86@...nel.org
Cc:     linux-kernel@...r.kernel.org, Darren Hart <dvhart@...radead.org>,
        Andy Shevchenko <andy@...radead.org>
Subject: Re: [PATCH v6 07/11] intel_sgx: ptrace() support

On Sun, 2017-11-26 at 17:44 +0200, Jarkko Sakkinen wrote:
> On Sat, Nov 25, 2017 at 09:29:24PM +0200, Jarkko Sakkinen wrote:
> > +	ptr = sgx_get_page(page->epc_page);
> > +	ret = __edbgrd((unsigned long)ptr + offset, data);
	        ^^^^^^

> > +	sgx_put_page(ptr);
> > +	if (ret) {
> > +		sgx_dbg(encl, "EDBGRD returned %d\n", ret);
>                                ~~~~~~
> 			       EDBGWR

?