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From: Dan Carpenter <dan.carpenter@oracle.com>
To: kbuild@01.org, "Lee, Chun-Yi" <joeyli.kernel@gmail.com>
Cc: kbuild-all@01.org, "Rafael J . Wysocki" <rjw@rjwysocki.net>,
	Pavel Machek <pavel@ucw.cz>,
	linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
	keyrings@vger.kernel.org, "Lee, Chun-Yi" <jlee@suse.com>,
	"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
	Chen Yu <yu.c.chen@intel.com>, Oliver Neukum <oneukum@suse.com>,
	Ryan Chen <yu.chen.surf@gmail.com>,
	David Howells <dhowells@redhat.com>,
	Giovanni Gherdovich <ggherdovich@suse.cz>,
	Randy Dunlap <rdunlap@infradead.org>,
	Jann Horn <jannh@google.com>, Andy Lutomirski <luto@kernel.org>
Subject: Re: [PATCH 2/5] PM / hibernate: Generate and verify signature for snapshot image
Date: Mon, 7 Jan 2019 21:58:24 +0300	[thread overview]
Message-ID: <20190107185824.GD3253@kadam> (raw)
In-Reply-To: <20190103143227.9138-3-jlee@suse.com>

Hi Chun-Yi,

url:    https://github.com/0day-ci/linux/commits/Lee-Chun-Yi/Encryption-and-authentication-for-hibernate-snapshot-image/20190104-062004

smatch warnings:
kernel/power/user.c:411 snapshot_ioctl() warn: inconsistent returns 'mutex:&system_transition_mutex'.
  Locked on:   line 265
  Unlocked on: line 213

[ There are some returns missing.  I don't know how/why...  -dan ]

# https://github.com/0day-ci/linux/commit/1e583ff7a095d508d78bea4d35a916594c2fc23c
git remote add linux-review https://github.com/0day-ci/linux
git remote update linux-review
git checkout 1e583ff7a095d508d78bea4d35a916594c2fc23c
vim +411 kernel/power/user.c

6e1819d61 Rafael J. Wysocki 2006-03-23  203  
52d11025d Alan Cox          2008-06-11  204  static long snapshot_ioctl(struct file *filp, unsigned int cmd,
52d11025d Alan Cox          2008-06-11  205  							unsigned long arg)
6e1819d61 Rafael J. Wysocki 2006-03-23  206  {
6e1819d61 Rafael J. Wysocki 2006-03-23  207  	int error = 0;
6e1819d61 Rafael J. Wysocki 2006-03-23  208  	struct snapshot_data *data;
af508b34d Rafael J. Wysocki 2007-10-26  209  	loff_t size;
3aef83e0e Rafael J. Wysocki 2006-12-06  210  	sector_t offset;
6e1819d61 Rafael J. Wysocki 2006-03-23  211  
6e1819d61 Rafael J. Wysocki 2006-03-23  212  	if (_IOC_TYPE(cmd) != SNAPSHOT_IOC_MAGIC)
6e1819d61 Rafael J. Wysocki 2006-03-23  213  		return -ENOTTY;
6e1819d61 Rafael J. Wysocki 2006-03-23  214  	if (_IOC_NR(cmd) > SNAPSHOT_IOC_MAXNR)
6e1819d61 Rafael J. Wysocki 2006-03-23  215  		return -ENOTTY;
6e1819d61 Rafael J. Wysocki 2006-03-23  216  	if (!capable(CAP_SYS_ADMIN))
6e1819d61 Rafael J. Wysocki 2006-03-23  217  		return -EPERM;
6e1819d61 Rafael J. Wysocki 2006-03-23  218  
55f2503c3 Pingfan Liu       2018-07-31  219  	if (!mutex_trylock(&system_transition_mutex))
25f2f3daa Rafael J. Wysocki 2008-06-11  220  		return -EBUSY;
6e1819d61 Rafael J. Wysocki 2006-03-23  221  
942f40155 Rafael J. Wysocki 2013-08-30  222  	lock_device_hotplug();
25f2f3daa Rafael J. Wysocki 2008-06-11  223  	data = filp->private_data;
52d11025d Alan Cox          2008-06-11  224  
6e1819d61 Rafael J. Wysocki 2006-03-23  225  	switch (cmd) {
6e1819d61 Rafael J. Wysocki 2006-03-23  226  
6e1819d61 Rafael J. Wysocki 2006-03-23  227  	case SNAPSHOT_FREEZE:
6e1819d61 Rafael J. Wysocki 2006-03-23  228  		if (data->frozen)
6e1819d61 Rafael J. Wysocki 2006-03-23  229  			break;
1bfcf1304 Rafael J. Wysocki 2008-10-15  230  
232b14328 Rafael J. Wysocki 2007-10-18  231  		printk("Syncing filesystems ... ");
70f68ee81 Dominik Brodowski 2018-03-14  232  		ksys_sync();
232b14328 Rafael J. Wysocki 2007-10-18  233  		printk("done.\n");
232b14328 Rafael J. Wysocki 2007-10-18  234  
1bfcf1304 Rafael J. Wysocki 2008-10-15  235  		error = freeze_processes();
8fd37a4c9 Rafael J. Wysocki 2013-08-30  236  		if (error)
8fd37a4c9 Rafael J. Wysocki 2013-08-30  237  			break;
8fd37a4c9 Rafael J. Wysocki 2013-08-30  238  
8fd37a4c9 Rafael J. Wysocki 2013-08-30  239  		error = create_basic_memory_bitmaps();
8fd37a4c9 Rafael J. Wysocki 2013-08-30  240  		if (error)
8fd37a4c9 Rafael J. Wysocki 2013-08-30  241  			thaw_processes();
8fd37a4c9 Rafael J. Wysocki 2013-08-30  242  		else
7bc9b1cff Rafael J. Wysocki 2013-10-18  243  			data->frozen = true;
8fd37a4c9 Rafael J. Wysocki 2013-08-30  244  
6e1819d61 Rafael J. Wysocki 2006-03-23  245  		break;
6e1819d61 Rafael J. Wysocki 2006-03-23  246  
6e1819d61 Rafael J. Wysocki 2006-03-23  247  	case SNAPSHOT_UNFREEZE:
2f41dddbb Rafael J. Wysocki 2007-06-16  248  		if (!data->frozen || data->ready)
6e1819d61 Rafael J. Wysocki 2006-03-23  249  			break;
c9e664f1f Rafael J. Wysocki 2010-12-03  250  		pm_restore_gfp_mask();
1e583ff7a Lee, Chun-Yi      2019-01-03  251  		snapshot_restore_trampoline();
8fd37a4c9 Rafael J. Wysocki 2013-08-30  252  		free_basic_memory_bitmaps();
aab172891 Rafael J. Wysocki 2013-09-30  253  		data->free_bitmaps = false;
6e1819d61 Rafael J. Wysocki 2006-03-23  254  		thaw_processes();
7bc9b1cff Rafael J. Wysocki 2013-10-18  255  		data->frozen = false;
6e1819d61 Rafael J. Wysocki 2006-03-23  256  		break;
6e1819d61 Rafael J. Wysocki 2006-03-23  257  
b694e52eb Jiri Slaby        2010-01-27  258  	case SNAPSHOT_CREATE_IMAGE:
6e1819d61 Rafael J. Wysocki 2006-03-23  259  		if (data->mode != O_RDONLY || !data->frozen  || data->ready) {
6e1819d61 Rafael J. Wysocki 2006-03-23  260  			error = -EPERM;
6e1819d61 Rafael J. Wysocki 2006-03-23  261  			break;
6e1819d61 Rafael J. Wysocki 2006-03-23  262  		}
1e583ff7a Lee, Chun-Yi      2019-01-03  263  		error = snapshot_key_init();
1e583ff7a Lee, Chun-Yi      2019-01-03  264  		if (error)
1e583ff7a Lee, Chun-Yi      2019-01-03  265  			return error;
                                                                ^^^^^^^^^^^^^

1e583ff7a Lee, Chun-Yi      2019-01-03  266  		error = snapshot_create_trampoline();
1e583ff7a Lee, Chun-Yi      2019-01-03  267  		if (error)
1e583ff7a Lee, Chun-Yi      2019-01-03  268  			return error;
                                                                ^^^^^^^^^^^^^
These should be break statements.

c9e664f1f Rafael J. Wysocki 2010-12-03  269  		pm_restore_gfp_mask();
eb57c1cf0 Rafael J. Wysocki 2007-10-26  270  		error = hibernation_snapshot(data->platform_support);
51d6ff7ac Srivatsa S. Bhat  2012-02-04  271  		if (!error) {
cc5d207c8 Rafael J. Wysocki 2007-10-26  272  			error = put_user(in_suspend, (int __user *)arg);
a556d5b58 Srivatsa S. Bhat  2012-02-04  273  			data->ready = !freezer_test_done && !error;
97819a262 Srivatsa S. Bhat  2011-12-01  274  			freezer_test_done = false;
97819a262 Srivatsa S. Bhat  2011-12-01  275  		}
6e1819d61 Rafael J. Wysocki 2006-03-23  276  		break;
6e1819d61 Rafael J. Wysocki 2006-03-23  277  
6e1819d61 Rafael J. Wysocki 2006-03-23  278  	case SNAPSHOT_ATOMIC_RESTORE:
8357376d3 Rafael J. Wysocki 2006-12-06  279  		snapshot_write_finalize(&data->handle);
6e1819d61 Rafael J. Wysocki 2006-03-23  280  		if (data->mode != O_WRONLY || !data->frozen ||
6e1819d61 Rafael J. Wysocki 2006-03-23  281  		    !snapshot_image_loaded(&data->handle)) {
6e1819d61 Rafael J. Wysocki 2006-03-23  282  			error = -EPERM;
6e1819d61 Rafael J. Wysocki 2006-03-23  283  			break;
6e1819d61 Rafael J. Wysocki 2006-03-23  284  		}
1e583ff7a Lee, Chun-Yi      2019-01-03  285  		if (snapshot_image_verify_decrypt()) {
1e583ff7a Lee, Chun-Yi      2019-01-03  286  			error = -EPERM;
1e583ff7a Lee, Chun-Yi      2019-01-03  287  			break;
1e583ff7a Lee, Chun-Yi      2019-01-03  288  		}
1e583ff7a Lee, Chun-Yi      2019-01-03  289  		snapshot_init_trampoline();
eb57c1cf0 Rafael J. Wysocki 2007-10-26  290  		error = hibernation_restore(data->platform_support);
6e1819d61 Rafael J. Wysocki 2006-03-23  291  		break;
6e1819d61 Rafael J. Wysocki 2006-03-23  292  
6e1819d61 Rafael J. Wysocki 2006-03-23  293  	case SNAPSHOT_FREE:
6e1819d61 Rafael J. Wysocki 2006-03-23  294  		swsusp_free();
6e1819d61 Rafael J. Wysocki 2006-03-23  295  		memset(&data->handle, 0, sizeof(struct snapshot_handle));
7bc9b1cff Rafael J. Wysocki 2013-10-18  296  		data->ready = false;
181e9bdef Rafael J. Wysocki 2012-01-29  297  		/*
181e9bdef Rafael J. Wysocki 2012-01-29  298  		 * It is necessary to thaw kernel threads here, because
181e9bdef Rafael J. Wysocki 2012-01-29  299  		 * SNAPSHOT_CREATE_IMAGE may be invoked directly after
181e9bdef Rafael J. Wysocki 2012-01-29  300  		 * SNAPSHOT_FREE.  In that case, if kernel threads were not
181e9bdef Rafael J. Wysocki 2012-01-29  301  		 * thawed, the preallocation of memory carried out by
181e9bdef Rafael J. Wysocki 2012-01-29  302  		 * hibernation_snapshot() might run into problems (i.e. it
181e9bdef Rafael J. Wysocki 2012-01-29  303  		 * might fail or even deadlock).
181e9bdef Rafael J. Wysocki 2012-01-29  304  		 */
181e9bdef Rafael J. Wysocki 2012-01-29  305  		thaw_kernel_threads();
6e1819d61 Rafael J. Wysocki 2006-03-23  306  		break;
6e1819d61 Rafael J. Wysocki 2006-03-23  307  
b694e52eb Jiri Slaby        2010-01-27  308  	case SNAPSHOT_PREF_IMAGE_SIZE:
6e1819d61 Rafael J. Wysocki 2006-03-23  309  		image_size = arg;
6e1819d61 Rafael J. Wysocki 2006-03-23  310  		break;
6e1819d61 Rafael J. Wysocki 2006-03-23  311  
af508b34d Rafael J. Wysocki 2007-10-26  312  	case SNAPSHOT_GET_IMAGE_SIZE:
af508b34d Rafael J. Wysocki 2007-10-26  313  		if (!data->ready) {
af508b34d Rafael J. Wysocki 2007-10-26  314  			error = -ENODATA;
af508b34d Rafael J. Wysocki 2007-10-26  315  			break;
af508b34d Rafael J. Wysocki 2007-10-26  316  		}
af508b34d Rafael J. Wysocki 2007-10-26  317  		size = snapshot_get_image_size();
af508b34d Rafael J. Wysocki 2007-10-26  318  		size <<= PAGE_SHIFT;
af508b34d Rafael J. Wysocki 2007-10-26  319  		error = put_user(size, (loff_t __user *)arg);
af508b34d Rafael J. Wysocki 2007-10-26  320  		break;
af508b34d Rafael J. Wysocki 2007-10-26  321  
b694e52eb Jiri Slaby        2010-01-27  322  	case SNAPSHOT_AVAIL_SWAP_SIZE:
af508b34d Rafael J. Wysocki 2007-10-26  323  		size = count_swap_pages(data->swap, 1);
af508b34d Rafael J. Wysocki 2007-10-26  324  		size <<= PAGE_SHIFT;
af508b34d Rafael J. Wysocki 2007-10-26  325  		error = put_user(size, (loff_t __user *)arg);
6e1819d61 Rafael J. Wysocki 2006-03-23  326  		break;
6e1819d61 Rafael J. Wysocki 2006-03-23  327  
b694e52eb Jiri Slaby        2010-01-27  328  	case SNAPSHOT_ALLOC_SWAP_PAGE:
6e1819d61 Rafael J. Wysocki 2006-03-23  329  		if (data->swap < 0 || data->swap >= MAX_SWAPFILES) {
6e1819d61 Rafael J. Wysocki 2006-03-23  330  			error = -ENODEV;
6e1819d61 Rafael J. Wysocki 2006-03-23  331  			break;
6e1819d61 Rafael J. Wysocki 2006-03-23  332  		}
d1d241cc2 Rafael J. Wysocki 2007-05-06  333  		offset = alloc_swapdev_block(data->swap);
6e1819d61 Rafael J. Wysocki 2006-03-23  334  		if (offset) {
6e1819d61 Rafael J. Wysocki 2006-03-23  335  			offset <<= PAGE_SHIFT;
cc5d207c8 Rafael J. Wysocki 2007-10-26  336  			error = put_user(offset, (loff_t __user *)arg);
6e1819d61 Rafael J. Wysocki 2006-03-23  337  		} else {
6e1819d61 Rafael J. Wysocki 2006-03-23  338  			error = -ENOSPC;
6e1819d61 Rafael J. Wysocki 2006-03-23  339  		}
6e1819d61 Rafael J. Wysocki 2006-03-23  340  		break;
6e1819d61 Rafael J. Wysocki 2006-03-23  341  
6e1819d61 Rafael J. Wysocki 2006-03-23  342  	case SNAPSHOT_FREE_SWAP_PAGES:
6e1819d61 Rafael J. Wysocki 2006-03-23  343  		if (data->swap < 0 || data->swap >= MAX_SWAPFILES) {
6e1819d61 Rafael J. Wysocki 2006-03-23  344  			error = -ENODEV;
6e1819d61 Rafael J. Wysocki 2006-03-23  345  			break;
6e1819d61 Rafael J. Wysocki 2006-03-23  346  		}
d1d241cc2 Rafael J. Wysocki 2007-05-06  347  		free_all_swap_pages(data->swap);
6e1819d61 Rafael J. Wysocki 2006-03-23  348  		break;
6e1819d61 Rafael J. Wysocki 2006-03-23  349  
9b238205b Luca Tettamanti   2006-03-23  350  	case SNAPSHOT_S2RAM:
9b238205b Luca Tettamanti   2006-03-23  351  		if (!data->frozen) {
9b238205b Luca Tettamanti   2006-03-23  352  			error = -EPERM;
9b238205b Luca Tettamanti   2006-03-23  353  			break;
9b238205b Luca Tettamanti   2006-03-23  354  		}
6c961dfb7 Rafael J. Wysocki 2007-07-19  355  		/*
6c961dfb7 Rafael J. Wysocki 2007-07-19  356  		 * Tasks are frozen and the notifiers have been called with
6c961dfb7 Rafael J. Wysocki 2007-07-19  357  		 * PM_HIBERNATION_PREPARE
6c961dfb7 Rafael J. Wysocki 2007-07-19  358  		 */
6c961dfb7 Rafael J. Wysocki 2007-07-19  359  		error = suspend_devices_and_enter(PM_SUSPEND_MEM);
7bc9b1cff Rafael J. Wysocki 2013-10-18  360  		data->ready = false;
9b238205b Luca Tettamanti   2006-03-23  361  		break;
9b238205b Luca Tettamanti   2006-03-23  362  
eb57c1cf0 Rafael J. Wysocki 2007-10-26  363  	case SNAPSHOT_PLATFORM_SUPPORT:
eb57c1cf0 Rafael J. Wysocki 2007-10-26  364  		data->platform_support = !!arg;
eb57c1cf0 Rafael J. Wysocki 2007-10-26  365  		break;
eb57c1cf0 Rafael J. Wysocki 2007-10-26  366  
eb57c1cf0 Rafael J. Wysocki 2007-10-26  367  	case SNAPSHOT_POWER_OFF:
eb57c1cf0 Rafael J. Wysocki 2007-10-26  368  		if (data->platform_support)
eb57c1cf0 Rafael J. Wysocki 2007-10-26  369  			error = hibernation_platform_enter();
eb57c1cf0 Rafael J. Wysocki 2007-10-26  370  		break;
eb57c1cf0 Rafael J. Wysocki 2007-10-26  371  
37b2ba12d Rafael J. Wysocki 2006-12-06  372  	case SNAPSHOT_SET_SWAP_AREA:
d1d241cc2 Rafael J. Wysocki 2007-05-06  373  		if (swsusp_swap_in_use()) {
37b2ba12d Rafael J. Wysocki 2006-12-06  374  			error = -EPERM;
37b2ba12d Rafael J. Wysocki 2006-12-06  375  		} else {
37b2ba12d Rafael J. Wysocki 2006-12-06  376  			struct resume_swap_area swap_area;
37b2ba12d Rafael J. Wysocki 2006-12-06  377  			dev_t swdev;
37b2ba12d Rafael J. Wysocki 2006-12-06  378  
37b2ba12d Rafael J. Wysocki 2006-12-06  379  			error = copy_from_user(&swap_area, (void __user *)arg,
37b2ba12d Rafael J. Wysocki 2006-12-06  380  					sizeof(struct resume_swap_area));
37b2ba12d Rafael J. Wysocki 2006-12-06  381  			if (error) {
37b2ba12d Rafael J. Wysocki 2006-12-06  382  				error = -EFAULT;
37b2ba12d Rafael J. Wysocki 2006-12-06  383  				break;
37b2ba12d Rafael J. Wysocki 2006-12-06  384  			}
37b2ba12d Rafael J. Wysocki 2006-12-06  385  
37b2ba12d Rafael J. Wysocki 2006-12-06  386  			/*
37b2ba12d Rafael J. Wysocki 2006-12-06  387  			 * User space encodes device types as two-byte values,
37b2ba12d Rafael J. Wysocki 2006-12-06  388  			 * so we need to recode them
37b2ba12d Rafael J. Wysocki 2006-12-06  389  			 */
d88d4050d Jiri Slaby        2010-04-10  390  			swdev = new_decode_dev(swap_area.dev);
37b2ba12d Rafael J. Wysocki 2006-12-06  391  			if (swdev) {
37b2ba12d Rafael J. Wysocki 2006-12-06  392  				offset = swap_area.offset;
7bf236874 Rafael J. Wysocki 2007-01-05  393  				data->swap = swap_type_of(swdev, offset, NULL);
37b2ba12d Rafael J. Wysocki 2006-12-06  394  				if (data->swap < 0)
37b2ba12d Rafael J. Wysocki 2006-12-06  395  					error = -ENODEV;
37b2ba12d Rafael J. Wysocki 2006-12-06  396  			} else {
37b2ba12d Rafael J. Wysocki 2006-12-06  397  				data->swap = -1;
37b2ba12d Rafael J. Wysocki 2006-12-06  398  				error = -EINVAL;
37b2ba12d Rafael J. Wysocki 2006-12-06  399  			}
37b2ba12d Rafael J. Wysocki 2006-12-06  400  		}
37b2ba12d Rafael J. Wysocki 2006-12-06  401  		break;
37b2ba12d Rafael J. Wysocki 2006-12-06  402  
6e1819d61 Rafael J. Wysocki 2006-03-23  403  	default:
6e1819d61 Rafael J. Wysocki 2006-03-23  404  		error = -ENOTTY;
6e1819d61 Rafael J. Wysocki 2006-03-23  405  
6e1819d61 Rafael J. Wysocki 2006-03-23  406  	}
25f2f3daa Rafael J. Wysocki 2008-06-11  407  
942f40155 Rafael J. Wysocki 2013-08-30  408  	unlock_device_hotplug();
55f2503c3 Pingfan Liu       2018-07-31  409  	mutex_unlock(&system_transition_mutex);
25f2f3daa Rafael J. Wysocki 2008-06-11  410  
6e1819d61 Rafael J. Wysocki 2006-03-23 @411  	return error;
6e1819d61 Rafael J. Wysocki 2006-03-23  412  }
6e1819d61 Rafael J. Wysocki 2006-03-23  413  

:::::: The code at line 411 was first introduced by commit
:::::: 6e1819d615f24ce0726a7d0bd3dd0152d7b21654 [PATCH] swsusp: userland interface

:::::: TO: Rafael J. Wysocki <rjw@sisk.pl>
:::::: CC: Linus Torvalds <torvalds@g5.osdl.org>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

  parent reply	other threads:[~2019-01-07 18:58 UTC|newest]

Thread overview: 91+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-03 14:32 [PATCH 0/5 v2][RFC] Encryption and authentication for hibernate snapshot image Lee, Chun-Yi
2019-01-03 14:32 ` [PATCH 1/5 v2] PM / hibernate: Create snapshot keys handler Lee, Chun-Yi
2019-01-06  8:01   ` Stephan Mueller
2019-01-06  8:25     ` Stephan Mueller
2019-01-07 15:33     ` joeyli
2019-01-07 15:52       ` Stephan Mueller
2019-01-08  5:03         ` Herbert Xu
2019-01-08  7:09           ` Stephan Mueller
2019-01-08 23:54             ` Andy Lutomirski
2019-01-09  0:44               ` James Bottomley
2019-01-09  1:43                 ` Andy Lutomirski
2019-01-09  6:49                   ` James Bottomley
2019-01-09 18:11                     ` joeyli
2019-01-11 15:53                       ` Jarkko Sakkinen
2019-01-09 18:34                     ` Andy Lutomirski
2019-01-09 19:46                       ` James Bottomley
2019-01-09 20:12                         ` Andy Lutomirski
2019-01-09 21:43                           ` James Bottomley
2019-01-09 22:19                             ` Pavel Machek
2019-01-11 16:04                       ` Jarkko Sakkinen
2019-01-11 14:02                   ` Jarkko Sakkinen
2019-01-11 15:28                     ` James Bottomley
2019-01-18 14:33                       ` Jarkko Sakkinen
2019-01-18 20:59                         ` James Bottomley
2019-01-20 16:02                           ` Jarkko Sakkinen
2019-01-09  6:45                 ` Stephan Mueller
2019-01-09  6:58                   ` James Bottomley
2019-01-09  7:05                     ` Stephan Mueller
2019-01-09  8:21                       ` Eric Biggers
2019-01-09 10:17                         ` Stephan Mueller
2019-01-09 17:34                           ` Eric Biggers
2019-01-09 18:18                             ` Stephan Mueller
2019-01-11 19:08                         ` [PATCH 0/6] General Key Derivation Function Support Stephan Müller
2019-01-11 19:09                           ` [PATCH 1/6] crypto: add template handling for RNGs Stephan Müller
2019-01-11 19:10                           ` [PATCH 2/6] crypto: kdf - SP800-108 Key Derivation Function Stephan Müller
2019-01-12  5:27                             ` Eric Biggers
2019-01-14  9:31                               ` Stephan Müller
2019-01-11 19:10                           ` [PATCH 3/6] crypto: kdf - add known answer tests Stephan Müller
2019-01-12  5:26                             ` Eric Biggers
2019-01-14  9:26                               ` Stephan Müller
2019-01-11 19:10                           ` [PATCH 4/6] crypto: hkdf - RFC5869 Key Derivation Function Stephan Müller
2019-01-12  5:12                             ` Eric Biggers
2019-01-12  9:55                               ` Herbert Xu
2019-01-13  7:56                                 ` Stephan Müller
2019-01-13 16:52                                   ` James Bottomley
2019-01-14  9:30                               ` Stephan Müller
2019-01-14 17:53                                 ` Eric Biggers
2019-01-14 18:44                                   ` Stephan Mueller
2019-01-11 19:10                           ` [PATCH 5/6] crypto: hkdf - add known answer tests Stephan Müller
2019-01-12  5:19                             ` Eric Biggers
2019-01-14  9:25                               ` Stephan Müller
2019-01-14 17:44                                 ` Eric Biggers
2019-01-11 19:11                           ` [PATCH 6/6] crypto: tcrypt - add KDF test invocation Stephan Müller
2019-01-16 11:06                           ` [PATCH v2 0/6] General Key Derivation Function Support Stephan Müller
2019-01-16 11:07                             ` [PATCH v2 1/6] crypto: add template handling for RNGs Stephan Müller
2019-01-16 11:08                             ` [PATCH v2 2/6] crypto: kdf - SP800-108 Key Derivation Function Stephan Müller
2019-01-16 11:08                             ` [PATCH v2 3/6] crypto: kdf - add known answer tests Stephan Müller
2019-01-16 11:08                             ` [PATCH v2 4/6] crypto: hkdf - HMAC-based Extract-and-Expand KDF Stephan Müller
2019-01-16 11:09                             ` [PATCH v2 5/6] crypto: hkdf - add known answer tests Stephan Müller
2019-01-16 11:09                             ` [PATCH v2 6/6] crypto: tcrypt - add KDF test invocation Stephan Müller
2019-01-28 10:07                             ` [PATCH v2 0/6] General Key Derivation Function Support Stephan Mueller
2019-01-30 10:08                               ` Herbert Xu
2019-01-30 14:39                                 ` Stephan Mueller
2019-02-08  7:45                                   ` Herbert Xu
2019-02-08  8:00                                     ` Stephan Mueller
2019-02-08  8:05                                       ` Herbert Xu
2019-02-08  8:17                                         ` Stephan Mueller
2019-02-19  5:44                                           ` Herbert Xu
2019-01-09 15:34                       ` [PATCH 1/5 v2] PM / hibernate: Create snapshot keys handler James Bottomley
2019-01-09  6:27               ` Stephan Mueller
2019-01-03 14:32 ` [PATCH 2/5] PM / hibernate: Generate and verify signature for snapshot image Lee, Chun-Yi
2019-01-06  8:09   ` Stephan Mueller
2019-01-07 18:58   ` Dan Carpenter [this message]
2019-01-03 14:32 ` [PATCH 3/5] PM / hibernate: Encrypt " Lee, Chun-Yi
2019-01-06  8:23   ` Stephan Mueller
2019-01-03 14:32 ` [PATCH 4/5 v2] PM / hibernate: Erase the snapshot master key in snapshot pages Lee, Chun-Yi
2019-01-03 14:32 ` [PATCH 5/5 v2] PM / hibernate: An option to request that snapshot image must be authenticated Lee, Chun-Yi
2019-01-06 18:10 ` [PATCH 0/5 v2][RFC] Encryption and authentication for hibernate snapshot image Pavel Machek
2019-01-07 17:37   ` joeyli
2019-01-07 18:07     ` Pavel Machek
2019-01-08 21:41     ` Andy Lutomirski
2019-01-08 23:42       ` Pavel Machek
2019-01-09 16:39       ` joeyli
2019-01-09 16:47         ` Stephan Mueller
2019-01-11 14:29           ` joeyli
2019-01-09 16:51         ` joeyli
2019-01-09 18:47         ` Andy Lutomirski
2019-01-10 15:12           ` joeyli
2019-01-11  1:09             ` Andy Lutomirski
2019-01-11 14:59               ` joeyli
  -- strict thread matches above, loose matches on Subject: below --
2018-09-12 14:23 [PATCH 0/5][RFC] " Lee, Chun-Yi
2018-09-12 14:23 ` [PATCH 2/5] PM / hibernate: Generate and verify signature for " Lee, Chun-Yi

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