From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from confino.investici.org (confino.investici.org [93.190.126.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2349D23E342 for ; Sun, 21 Jun 2026 21:32:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=93.190.126.19 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782077527; cv=none; b=hwp5FRCCcMqz9CQ/FfRf7DYb4auXD+ccf+NRz3aBebVazTXEy3SbnbWTip2mTf1hQHhkS+Kxp+05FZU3DxzBYozy4aOMv5GgKG78Wo+5i641y2AycjNJh7JDd+wpjI0gi3kLy8AcQo8mvgptKVhrCr4QMiwxURoRnSFcJwXVX3g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782077527; c=relaxed/simple; bh=SDLb1cS2N91skoPPJ3reHRFoH9AJINaVn07sOl7wU2k=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=WEKFZNeBCvS2jqzv1+QVmvgGgNL4NkamhxOQRTuhZ8fGktL53GXOAtBs1/q7Z31lYic3FnXsPNYjBxqnVGD/bCgF60ApD2j8Ga+UPU5I1lw50VzHS3flwZpdAAmXvwx9+Ue5yrgDM2t7mLpG6XZ6FjeTOSafY1mVKxfMZK7yg2w= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=grrlz.net; spf=pass smtp.mailfrom=grrlz.net; dkim=pass (1024-bit key) header.d=grrlz.net header.i=@grrlz.net header.b=CTIHjOBg; arc=none smtp.client-ip=93.190.126.19 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=grrlz.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=grrlz.net Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=grrlz.net header.i=@grrlz.net header.b="CTIHjOBg" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=grrlz.net; s=stigmate; t=1782077522; bh=/Ryzop9cHyfud4/d7uNpvbJV5dfV4NrntLAoHfM5aDQ=; h=From:To:Cc:Subject:Date:From; b=CTIHjOBgmIM1IBldz7lPxD44cMRJ6LYDEn6J2SRREEKJVqH2xEkPoRjUrzS+Is18i ojjobDstlMpraaUwTikYGe6DaLK1MITg/DVBKsWzLaMdiizZ5UtLZnT8nCEHyuwJxf 9r0QxbsiAqJdiOMtxP0LLFvPf/vaIYci/O9zCaDM= Received: from mx1.investici.org (unknown [127.0.0.1]) by confino.investici.org (Postfix) with ESMTP id 4gk4KZ4K5Jz10y9; Sun, 21 Jun 2026 21:32:02 +0000 (UTC) Received: by mx1.investici.org (Postfix) id 4gk4KY65pSz10y6; Sun, 21 Jun 2026 21:32:01 +0000 (UTC) From: Bradley Morgan To: Marc Zyngier , Oliver Upton Cc: Fuad Tabba , Joey Gouly , Steffen Eiden , Suzuki K Poulose , Zenghui Yu , Catalin Marinas , Will Deacon , linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-kernel@vger.kernel.org, Bradley Morgan Subject: [PATCH] KVM: arm64: account pKVM reclaim against the VM mm Date: Sun, 21 Jun 2026 21:31:55 +0000 Message-ID: <20260621213155.6019-1-include@grrlz.net> X-Mailer: git-send-email 2.53.0 Precedence: bulk X-Mailing-List: kvmarm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Protected guest faults charge long term pins to the VM's mm. Teardown can run later from file release, where current->mm may be unrelated. Drop the charge from kvm->mm instead. Fixes: 4e6e03f9eadd ("KVM: arm64: Hook up reclaim hypercall to pkvm_pgtable_stage2_destroy()") Signed-off-by: Bradley Morgan --- arch/arm64/kvm/pkvm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/kvm/pkvm.c b/arch/arm64/kvm/pkvm.c index 053e4f733e4b..428723b1b0f5 100644 --- a/arch/arm64/kvm/pkvm.c +++ b/arch/arm64/kvm/pkvm.c @@ -352,7 +352,7 @@ static int __pkvm_pgtable_stage2_reclaim(struct kvm_pgtable *pgt, u64 start, u64 page = pfn_to_page(mapping->pfn); WARN_ON_ONCE(mapping->nr_pages != 1); unpin_user_pages_dirty_lock(&page, 1, true); - account_locked_vm(current->mm, 1, false); + account_locked_vm(kvm->mm, 1, false); pkvm_mapping_remove(mapping, &pgt->pkvm_mappings); kfree(mapping); } -- 2.53.0