From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id C372C3858D28; Mon, 28 Aug 2023 19:00:37 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org C372C3858D28 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1693249237; bh=mjfpywUcozSZ2Rx7F83R/0WlknPnM/7fN84Xe94QTnc=; h=From:To:Subject:Date:In-Reply-To:References:From; b=uaZRa47V9XqbxEqSsHHe6fK0qIy7IP2EsXd0OXNUv7G88utF/lb7fycve9QRaB+QQ yj5fI1DDW8HY2vrRj9dHkxioABoSkXx+Xc1S/DSMSf/2onUDpgzH7MJaSotB9L8Xsc 8h5freotYSAREytJyQ2Ln/S+P3V34V9xGhl8uB88= From: "fweimer at redhat dot com" To: glibc-bugs@sourceware.org Subject: [Bug libc/30643] Missing cache information on x86-64 under Intel TDX Date: Mon, 28 Aug 2023 19:00:37 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: glibc X-Bugzilla-Component: libc X-Bugzilla-Version: unspecified X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: fweimer at redhat dot com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: hjl.tools at gmail dot com X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: security- X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://sourceware.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://sourceware.org/bugzilla/show_bug.cgi?id=3D30643 --- Comment #10 from Florian Weimer --- (In reply to Dexuan Cui from comment #9) > //Mode A) In "fully enlightened" mode with normal TDX shared bit control > over page encryption, and no paravisor. (lots of zeroes) Okay, so not much has changed on the hypervisor side, which means this test environment is still valid. I'm still worried about compatibility impact on applications which invoke C= PUID directly (they might have to be patched in ways similar to glibc). But at l= east the glibc patch appears to be working. --=20 You are receiving this mail because: You are on the CC list for the bug.=