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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?FGt/EsURtWwJz6C8Sr7LogUZl66b51mPq7w085GAmQ4tPxffd283nb9zwN8G?= =?us-ascii?Q?VcuKNF42mjBMTXvK/NfH+N2Wm8Q09TlLrjI7ZRrKM0RlN8jHFFl60kPy/xfh?= =?us-ascii?Q?yQ8HFsAkNjQUVrv57t/nNtf1+Tj4akx5cvXp+q7CUDE/8M7orc36BLkFvfOD?= =?us-ascii?Q?3riPKlG8mx2DQDjnvP5N+RNQPzJJJZ379FUNZy4znMItF08CG9GQM4/c7jUu?= =?us-ascii?Q?gRLzqnNGpX08SkZ+bNl3VglmdwjLEfW9HgaDNlLlU9hlCg7UX4J7+KOff7o6?= =?us-ascii?Q?D3HhnDkygomKHydXiwQyLQlj4c4uB+9Jiras7LUyYSwUsDGfN7ja05zumb2f?= =?us-ascii?Q?WFXEtktHAK7BsQIWxoa/ofGKitbTzhkc/xehOIw5/FQWXy5gA074GLXjOIE0?= =?us-ascii?Q?0uIQuQdLLkOFBNJGmEBhBP6J4zmrVA1hSWB4HV5waUDO8dOavp4FotlTbwF4?= =?us-ascii?Q?fkoiWMWpbmjEy0MyhCc/w6DLThk2VI0lnxw0k1696Dfa47T86yWXWVTlbRb3?= =?us-ascii?Q?sC907vROD4ZY+TpIa9CQBGpotmgasKzYjyqBd303MPsDpmwWidx+o+GjnCZT?= =?us-ascii?Q?kqGOHSU1Kr37NPKq/+Z3YHNkXt3JDFrSsVFppYKW8xMIEI6Mx1snFt9N3uqt?= =?us-ascii?Q?GeBmB/m420n/nS+C93xyc5ZPcpAcs/k0/FUsVAO45+OwqyDUIkh7ehhYIs5p?= =?us-ascii?Q?a17LWiUTf5ZW3m8fTAvZA9C+tPXN5UzSNAXxZhk5HRdUZnGS6pUX1FIYY9Xb?= =?us-ascii?Q?zUcvf21dkl+fI/J/BBOHow/sMWhqSR4aTZBLjd6R/vp9DvblIQi3JUFiLKDc?= =?us-ascii?Q?qFoJrJX0L9czHxHiBArPop0+GPhnWs9Je73lu2zxXeavvPzkwkoKdRYL9Ddd?= =?us-ascii?Q?i+52H6RUnVgucxHzlQaiT+fCk6fAgH6KNHSL4StijPJpDqDFYBVmZK1rpq+X?= =?us-ascii?Q?UdrcuY6ksMzBV1r8Fw9eNH9rwbwRMSu0dvzwvo2tYBnVaSFbKpoepz6i7lFx?= =?us-ascii?Q?b+yi/1azRkB7YnQIu+3Pd0mGIpmOAl6+OCDypFS2tiJirheuKyEglhrik7mR?= =?us-ascii?Q?CoRvCTPAHe1XV/F+1bzx0GmS+51pSK2PFpKxv8ArDnODGbwxF739lDFgpP9A?= =?us-ascii?Q?s8W3syZMtUN7vj1KmZHdYVcbwe/tleb5ddTrgPEJ8dmQqlPzATQBbIdXGNuF?= =?us-ascii?Q?uHl6qB7P2+bOIuj7qvSEvkovQ4ZlMPs7iAIp6vrR5/SjHfD7gFOAAts08F7Y?= =?us-ascii?Q?tlNorK6SIDpwaHfZ/1S148Gbvyw0ox7ExIOFjaldGfLz8B8mEl7JrxA0o34p?= =?us-ascii?Q?TuSodINA+4MJvRwLuBl+miKh3IISMqb3QN0+GVH8QPyqyODYSsf2JcdDDG3r?= =?us-ascii?Q?yOtKIu5x3C18aqX6m28Vej2h2ofmABhgHDdpReOcD51lxiz5e8WhwztiOaJd?= =?us-ascii?Q?JHwLJ1YW8VliNFnx4esMUxTldjv2/ykB5AuAC8ORZphinmchFwCg9QmdDlcS?= =?us-ascii?Q?n5HRdLCTgW+xtFZ+n/ybNKLbR0+5sWx2CKH3tBjF1WM3+k/9Ej/H+ZN58cns?= =?us-ascii?Q?SvxPJU4dRP9BeQkGhzDBAMK8TFUtBKth6H7HbDVw54z0NssLE+lt/v6KVWzS?= =?us-ascii?Q?uw=3D=3D?= X-MS-Exchange-CrossTenant-Network-Message-Id: 1194e3ff-53ef-425e-158e-08dbbf32c08f X-MS-Exchange-CrossTenant-AuthSource: PH8PR11MB8107.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 27 Sep 2023 08:21:30.4901 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: jG4qaVQkq+3PTuzfWt0bRe66mUKL00jhJgBjJbG03imO5YxWNEwz+GFZYBxViCN2q3epFhbY6Q60DiZsd8SUEgKtuRA0fDfvqK5QOF0IUS4= X-MS-Exchange-Transport-CrossTenantHeadersStamped: CO6PR11MB5617 X-OriginatorOrg: intel.com Thomas Fossati wrote: > Hi Dan, > > > On 9/25/2023 9:17 PM, Dan Williams wrote: > > > +++ b/include/linux/tsm.h > > > @@ -0,0 +1,63 @@ > > > +/* SPDX-License-Identifier: GPL-2.0 */ > > > +#ifndef __TSM_H > > > +#define __TSM_H > > > + > > > +#include > > > +#include > > > +#include > > > + > > > +#define TSM_INBLOB_MAX 64 > > I guess @inblob is supposed to (possibly) accommodate nonces from a > challenger, correct? > If so, 64 bytes may not be enough for attesters that produce > EAT-formatted reports -- see [1], and [2]. > > [1] https://www.ietf.org/archive/id/draft-ietf-rats-eat-21.html#section-4.1-5 > [2] https://github.com/ietf-rats-wg/eat/pull/421/files Hmm, but 64-bytes is the hard limit of the supported platform implementations. It can be expanded when/if those platforms expand the size of the supported user data, or another configfs-tsm backend arrives that needs that capability.