From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sean Christopherson Date: Mon, 21 Oct 2024 17:25:25 -0700 Subject: [PATCH v13 00/85] KVM: Stop grabbing references to PFNMAP'd pages In-Reply-To: References: <20241010182427.1434605-1-seanjc@google.com> Message-ID: List-Id: To: kvm-riscv@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit On Thu, Oct 17, 2024, Paolo Bonzini wrote: > On Thu, Oct 10, 2024 at 8:24?PM Sean Christopherson wrote: > > v13: > > - Rebased onto v6.12-rc2 > > - Collect reviews. [Alex and others] > > - Fix a transient bug in arm64 and RISC-V where KVM would leak a page > > refcount. [Oliver] > > - Fix a dangling comment. [Alex] > > - Drop kvm_lookup_pfn(), as the x86 that "needed" it was stupid and is (was?) > > eliminated in v6.12. > > - Drop check_user_page_hwpoison(). [Paolo] > > - Drop the arm64 MTE fixes that went into 6.12. > > - Slightly redo the guest_memfd interaction to account for 6.12 changes. > > Here is my own summary of the changes: Yep, looks right to me. > patches removed from v12: > 01/02 - already upstream > 09 - moved to separate A/D series [1] > 34 - not needed due to new patch 36 > 35 - gone after 620525739521376a65a690df899e1596d56791f8 > > patches added or substantially changed in v13: > 05/06/07 - new, suggested by Yan Zhao > 08 - code was folded from mmu_spte_age into kvm_rmap_age_gfn_range > 14 - new, suggested by me in reply to 84/84 (yuck) > 15 - new, suggested by me in reply to 84/84 > 19 - somewhat rewritten for new follow_pfnmap API > 27 - smaller changes due to new follow_pfnmap API > 36 - rewritten, suggested by me > 45 - new, cleanup > 46 - much simplified due to new patch 45 > > Looks good to me, thanks and congratulations!! Should we merge it in > kvm/next asap? That has my vote, though I'm obvious extremely biased :-) From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-yb1-f201.google.com (mail-yb1-f201.google.com [209.85.219.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BBED7381AF for ; Tue, 22 Oct 2024 00:25:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.219.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729556729; cv=none; b=lFAoS3CdNCd8OmOYoApsFvkRrU0WzKMpSYBptaB+ukLOZH1JOktvuozAw8RB+Ghk3s7GI0iEo3LdaeJ3QSj7BadzmUM0n5zAKZhrOhUHB9ygW0iJ8OU2viEhic6b5IhPuW4buY8x8KFaVQ/YQeRqPFCkxSZO5Atv7TO6f7TPD/g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729556729; c=relaxed/simple; bh=Wwk9dyFtDwuEQQqz0hmWJyU/DQRTYfyP+Ipucu+Wmy8=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=H5+wpWyRpbTa/plp7GFTWxemKPToMEen2MyRZZaXqxmd9S55rCuV9Rvh3TQd1IPf2qHkrHzoa3d7DOi4s/h/d7ooGB7d8XpWyub7fS9w/sVmueJb7BLyM6dKfwbXTETM/3MjgD2FiXin8xSA8Urk+1IeeTj9AbT3X8MrJd/5uKk= ARC-Authentication-Results:i=1; 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charset="utf-8" Content-Transfer-Encoding: quoted-printable On Thu, Oct 17, 2024, Paolo Bonzini wrote: > On Thu, Oct 10, 2024 at 8:24=E2=80=AFPM Sean Christopherson wrote: > > v13: > > - Rebased onto v6.12-rc2 > > - Collect reviews. [Alex and others] > > - Fix a transient bug in arm64 and RISC-V where KVM would leak a page > > refcount. [Oliver] > > - Fix a dangling comment. [Alex] > > - Drop kvm_lookup_pfn(), as the x86 that "needed" it was stupid and is= (was?) > > eliminated in v6.12. > > - Drop check_user_page_hwpoison(). [Paolo] > > - Drop the arm64 MTE fixes that went into 6.12. > > - Slightly redo the guest_memfd interaction to account for 6.12 change= s. >=20 > Here is my own summary of the changes: Yep, looks right to me. > patches removed from v12: > 01/02 - already upstream > 09 - moved to separate A/D series [1] > 34 - not needed due to new patch 36 > 35 - gone after 620525739521376a65a690df899e1596d56791f8 >=20 > patches added or substantially changed in v13: > 05/06/07 - new, suggested by Yan Zhao > 08 - code was folded from mmu_spte_age into kvm_rmap_age_gfn_range > 14 - new, suggested by me in reply to 84/84 (yuck) > 15 - new, suggested by me in reply to 84/84 > 19 - somewhat rewritten for new follow_pfnmap API > 27 - smaller changes due to new follow_pfnmap API > 36 - rewritten, suggested by me > 45 - new, cleanup > 46 - much simplified due to new patch 45 >=20 > Looks good to me, thanks and congratulations!! Should we merge it in > kvm/next asap? That has my vote, though I'm obvious extremely biased :-) From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2CED8D17151 for ; Tue, 22 Oct 2024 01:03:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:From:Subject:Message-ID: References:Mime-Version:In-Reply-To:Date:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=gf07fphGEmuObE4MqvFvx80XybakeN7QzDdOOmExtIY=; b=Nu9YmU23f1jv4POyH4EzSu2Y9T 6BXB4JzX9bnBIdXNDZsKtmf08rojkCXnrHTgFmEcbAWeh7HMqsnnKTBCbqLWT0S3XRZM1oKH/MlAv qT1E31mhN1I1YpztHOJyPjkHzhFzBgJ6Vij4Ltt89HVZg7f5hJkaHqaGNhK2MAyGEHuHk7R50N+gk gVTHl1r8/UCYReRT1HVkstf0TzZaEfLiR7fGAk96cGlnntaqhl9aHTCmYgjZn6ELctbLNdrYTvno+ moux3tLj7hnwe8khIWUoCBjxfseJ616QGPAufF9QH5NUwwRx4R+9eUomiNL5mwUhBC5EjopwlkuYG A3QX0gog==; 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