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Date: Tue, 6 Mar 2018 18:00:59 +0300 From: "Kirill A. Shutemov" <kirill@...temov.name> To: Dave Hansen <dave.hansen@...el.com> Cc: "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>, Ingo Molnar <mingo@...hat.com>, x86@...nel.org, Thomas Gleixner <tglx@...utronix.de>, "H. Peter Anvin" <hpa@...or.com>, Tom Lendacky <thomas.lendacky@....com>, Kai Huang <kai.huang@...ux.intel.com>, linux-kernel@...r.kernel.org, linux-mm@...ck.org Subject: Re: [RFC, PATCH 13/22] mm, rmap: Free encrypted pages once mapcount drops to zero On Tue, Mar 06, 2018 at 06:59:04AM -0800, Dave Hansen wrote: > On 03/06/2018 12:27 AM, Kirill A. Shutemov wrote: > > + anon_vma = page_anon_vma(page); > > + if (anon_vma_encrypted(anon_vma)) { > > + int keyid = anon_vma_keyid(anon_vma); > > + free_encrypt_page(page, keyid, compound_order(page)); > > + } > > } > > So, just double-checking: free_encrypt_page() neither "frees and > encrypts the page"" nor "free an encrypted page"? > > That seems a bit suboptimal. :) Yes, I'm bad with words :) -- Kirill A. Shutemov
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