From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f72.google.com (mail-pj1-f72.google.com [209.85.216.72]) (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 D614C3B3C08 for ; Mon, 10 Aug 2026 21:46:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786398403; cv=none; b=lwtwHpeD+NeNVOb1D75BQ553uBHrZtpTua4F7yJI8GFOETa2qwmBfamwVJg3gda7RTqghiddYlo3k5E1NKsX/hAYLr4vIJd90mB16UgrRfMqTeBBDPf3qg4QGlv73HyEpcAGsvCP0FLuvfp5hsX63Bk1L+Sw9MU6yQKKeLTbjZg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786398403; c=relaxed/simple; bh=q9ZVdigTFkkXZy3uWdjVBQv2uG8gYzkftpP7XCg0SS8=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=bSZhgqotaXqbRW+rE2hvkDtRdyvI/mlKHWzz2a5QajL8taDC5ZRZHs287TQVh4QoptgF1e/0Xu8XSWW+36cnPOVDKVC9S9IHugU/EKHb6ObhzaNn11IkzCGetgjKmmv9unIUdb+HJH1R3mCFvXxWEAmizIiZyxFOLzq56NROU+4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=QzoNRnqk; arc=none smtp.client-ip=209.85.216.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="QzoNRnqk" Received: by mail-pj1-f72.google.com with SMTP id 98e67ed59e1d1-38dbf293831so6382798a91.3 for ; Mon, 10 Aug 2026 14:46:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1786398401; x=1787003201; darn=vger.kernel.org; h=content-type:cc:to:from:subject:message-id:references:mime-version :in-reply-to:date:from:to:cc:subject:date:message-id:reply-to :content-type; bh=q9ZVdigTFkkXZy3uWdjVBQv2uG8gYzkftpP7XCg0SS8=; b=QzoNRnqkuF4y9xUcnJjlnP+6ADR18Jv+pDplbHkBUhIvvaqKJUYPQdxZmzwrlxqmMG SU5FG347qlYKftfI5SMHx2frJac0Ao/33XNURkB1kA0OEGN+3hvIJqPY8PPVQE4DkTzg Gg4rqRnynjchqNLunzAN4yR9ehejtG1JbtGfDlJagrFTmWXnsU6Nf7RsaOr5PpGf+VuV /C3QgkUXlgeNJA7gadAsfELw9uREW49j4eRH8ahcdbYsQkGpgDmbooSazeV+XqqRvu7I JKGRiV+lDK+6vvjLNEOJSJvs+XAe+Lk7VOnnWTqVpPtHtW8i2vz6MPApJb79sDqqObRl cNXA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1786398401; x=1787003201; h=content-type:cc:to:from:subject:message-id:references:mime-version :in-reply-to:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=q9ZVdigTFkkXZy3uWdjVBQv2uG8gYzkftpP7XCg0SS8=; b=S+Y9GKpCZauTpICknuh8Bb9SlwVxPA9t8xY2ZvXQSpycM/pPyzrVNw7xswkKMDY+D3 k6yVcCHiHJPoxAmhx+gWWWnBRI0dYfZEjhhhpL0cFXo4KXwzj0vShrio14rKTV6msEqF NP/IskGB4Ux4KJ1gm9wT9bN8vJypL639uihMBhtp6u7FbxaCkQYyllQRlTvi6mi88IG6 fvUHZfHeXQfkDFnFGJxW8sExeMz91QuiTLP1rMgzTGD4//vET4oiPT/YWKhzijwFB5jf pZIZRUElwdPtyVHfrpJ2NQqw3ZFZSGc/sD80zmSUfXbdwAt6aeIfp+WRJEJngTSsRaZx eajQ== X-Forwarded-Encrypted: i=1; AHgh+Rrz6Yja6yl0OHwhI8Jp0QKnNn+bX4Yq6PWh6d/82GfWTLo1zLpOU53NZxNCDJX1Qa1pl7qbEHIyaf/yr14=@vger.kernel.org X-Gm-Message-State: AOJu0YyXVLxVFqJY4gN1S7xzDkdnNs5fU2jo1muO8BrRfkF1VEnluSVk eh77o+lND5VGDFl3f8PFMFC2OG0L5HmMJo+7SfxpKdLZZub8v+AUKZvDyP1a69k/8IMNQ89dgVu Syc4zCA== X-Received: from pjbmm5.prod.google.com ([2002:a17:90b:3585:b0:38e:2f99:ee94]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:1f8e:b0:38d:f096:a1dc with SMTP id 98e67ed59e1d1-392620e71c6mr31494631a91.11.1786398400920; Mon, 10 Aug 2026 14:46:40 -0700 (PDT) Date: Mon, 10 Aug 2026 14:46:40 -0700 In-Reply-To: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260726-page_alloc-unmapped-v3-0-6f5729aa9832@google.com> <20260726-page_alloc-unmapped-v3-3-6f5729aa9832@google.com> Message-ID: Subject: Re: [PATCH v3 03/26] mm: introduce AS_NO_DIRECT_MAP From: Sean Christopherson To: Yosry Ahmed Cc: Brendan Jackman , Borislav Petkov , Dave Hansen , Peter Zijlstra , Andrew Morton , David Hildenbrand , Vlastimil Babka , Mike Rapoport , Wei Xu , Johannes Weiner , Zi Yan , Lorenzo Stoakes , linux-mm@kvack.org, linux-kernel@vger.kernel.org, x86@kernel.org, Sumit Garg , Will Deacon , rientjes@google.com, patrick.roy@linux.dev, Takahiro Itazuri , Andy Lutomirski , David Kaplan , Thomas Gleixner , Patrick Bellasi , Reiji Watanabe , Nikita Kalyazin , Ackerley Tng Content-Type: text/plain; charset="us-ascii" On Mon, Aug 10, 2026, Yosry Ahmed wrote: > I don't actually see any inline responses in your email or on lore: > https://lore.kernel.org/all/DKJM4XXSPQLA.13XE36MX0650H@linux.dev/. Likewise, I just assumed it was the upstream version of a butt-dial. :-D