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Date:   Mon, 7 Mar 2022 07:29:22 -0800
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To:     Jarkko Sakkinen <jarkko@kernel.org>
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From:   Dave Hansen <dave.hansen@intel.com>
Subject: Re: [PATCH RFC v2] mm: Add f_ops->populate()
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On 3/7/22 03:27, Jarkko Sakkinen wrote:
> But e.g. in __mm_populate() anything with (VM_IO | VM_PFNMAP) gets
> filtered out and never reach that function.
> 
> I don't know unorthodox that'd be but could we perhaps have a VM
> flag for SGX?

SGX only works on a subset of the chips from one vendor on one
architecture.  That doesn't seem worth burning a VM flag.