From: Alice Ferrazzi <alice.ferrazzi@gmail.com>
To: Petr Mladek <pmladek@suse.com>
Cc: Jiri Kosina <jikos@kernel.org>,
Josh Poimboeuf <jpoimboe@redhat.com>,
Miroslav Benes <mbenes@suse.cz>, Jason Baron <jbaron@akamai.com>,
Joe Lawrence <joe.lawrence@redhat.com>,
Evgenii Shatokhin <eshatokhin@virtuozzo.com>,
live-patching@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v14 11/11] selftests/livepatch: introduce tests
Date: Sun, 9 Dec 2018 01:54:10 +0900 [thread overview]
Message-ID: <20181208165410.GA19464@magata> (raw)
In-Reply-To: <20181129094431.7801-12-pmladek@suse.com>
On 29-11-2018 10:44, Petr Mladek wrote:
> From: Joe Lawrence <joe.lawrence@redhat.com>
>
> Add a few livepatch modules and simple target modules that the included
> regression suite can run tests against:
>
> - basic livepatching (multiple patches, atomic replace)
> - pre/post (un)patch callbacks
> - shadow variable API
>
> Signed-off-by: Joe Lawrence <joe.lawrence@redhat.com>
> Signed-off-by: Petr Mladek <pmladek@suse.com>
> ---
> Documentation/livepatch/callbacks.txt | 489 +----------------
> MAINTAINERS | 1 +
> lib/Kconfig.debug | 21 +
> lib/Makefile | 2 +
> lib/livepatch/Makefile | 15 +
> lib/livepatch/test_klp_atomic_replace.c | 57 ++
> lib/livepatch/test_klp_callbacks_busy.c | 43 ++
> lib/livepatch/test_klp_callbacks_demo.c | 121 +++++
> lib/livepatch/test_klp_callbacks_demo2.c | 93 ++++
> lib/livepatch/test_klp_callbacks_mod.c | 24 +
> lib/livepatch/test_klp_livepatch.c | 51 ++
> lib/livepatch/test_klp_shadow_vars.c | 236 +++++++++
> tools/testing/selftests/Makefile | 1 +
> tools/testing/selftests/livepatch/Makefile | 8 +
> tools/testing/selftests/livepatch/README | 43 ++
> tools/testing/selftests/livepatch/config | 1 +
> tools/testing/selftests/livepatch/functions.sh | 203 +++++++
> .../testing/selftests/livepatch/test-callbacks.sh | 587 +++++++++++++++++++++
> .../testing/selftests/livepatch/test-livepatch.sh | 168 ++++++
> .../selftests/livepatch/test-shadow-vars.sh | 60 +++
> 20 files changed, 1740 insertions(+), 484 deletions(-)
> create mode 100644 lib/livepatch/Makefile
> create mode 100644 lib/livepatch/test_klp_atomic_replace.c
> create mode 100644 lib/livepatch/test_klp_callbacks_busy.c
> create mode 100644 lib/livepatch/test_klp_callbacks_demo.c
> create mode 100644 lib/livepatch/test_klp_callbacks_demo2.c
> create mode 100644 lib/livepatch/test_klp_callbacks_mod.c
> create mode 100644 lib/livepatch/test_klp_livepatch.c
> create mode 100644 lib/livepatch/test_klp_shadow_vars.c
> create mode 100644 tools/testing/selftests/livepatch/Makefile
> create mode 100644 tools/testing/selftests/livepatch/README
> create mode 100644 tools/testing/selftests/livepatch/config
> create mode 100644 tools/testing/selftests/livepatch/functions.sh
> create mode 100755 tools/testing/selftests/livepatch/test-callbacks.sh
> create mode 100755 tools/testing/selftests/livepatch/test-livepatch.sh
> create mode 100755 tools/testing/selftests/livepatch/test-shadow-vars.sh
I tested the livepatch selftest and it works for me:
```
gentoo_07 linux-dev (alice/livepatch) # make -C tools/testing/selftests
TARGETS=livepatch run_tests
make: Entering directory '/root/linux-dev/tools/testing/selftests'
make[1]: Entering directory
'/root/linux-dev/tools/testing/selftests/livepatch'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory
'/root/linux-dev/tools/testing/selftests/livepatch'
make[1]: Entering directory
'/root/linux-dev/tools/testing/selftests/livepatch'
TAP version 13
selftests: livepatch: test-livepatch.sh
========================================
TEST: basic function patching ... ok
TEST: multiple livepatches ... ok
TEST: atomic replace livepatch ... ok
ok 1..1 selftests: livepatch: test-livepatch.sh [PASS]
selftests: livepatch: test-callbacks.sh
========================================
TEST: target module before livepatch ... ok
TEST: module_coming notifier ... ok
TEST: module_going notifier ... ok
TEST: module_coming and module_going notifiers ... ok
TEST: target module not present ... ok
TEST: pre-patch callback -ENODEV ... ok
TEST: module_coming + pre-patch callback -ENODEV ... ok
TEST: multiple target modules ... ok
TEST: busy target module ... ok
TEST: multiple livepatches ... ok
TEST: atomic replace ... ok
ok 1..2 selftests: livepatch: test-callbacks.sh [PASS]
selftests: livepatch: test-shadow-vars.sh
========================================
TEST: basic shadow variable API ... ok
ok 1..3 selftests: livepatch: test-shadow-vars.sh [PASS]
make[1]: Leaving directory
'/root/linux-dev/tools/testing/selftests/livepatch'
make: Leaving directory '/root/linux-dev/tools/testing/selftests'
```
Tested-by: Alice Ferrazzi <alice.ferrazzi@gmail.com>
next prev parent reply other threads:[~2018-12-08 16:54 UTC|newest]
Thread overview: 77+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-29 9:44 [PATCH v14 00/11] livepatch: Atomic replace feature Petr Mladek
2018-11-29 9:44 ` [PATCH v14 01/11] livepatch: Change unsigned long old_addr -> void *old_func in struct klp_func Petr Mladek
2018-12-03 13:24 ` Miroslav Benes
2018-12-05 18:45 ` Joe Lawrence
2018-12-06 11:08 ` Alice Ferrazzi
2018-11-29 9:44 ` [PATCH v14 02/11] livepatch: Shuffle klp_enable_patch()/klp_disable_patch() code Petr Mladek
2018-12-03 13:36 ` Miroslav Benes
2018-12-05 18:45 ` Joe Lawrence
2018-11-29 9:44 ` [PATCH v14 03/11] livepatch: Consolidate klp_free functions Petr Mladek
2018-12-03 14:59 ` Miroslav Benes
2018-12-04 14:00 ` Petr Mladek
2018-12-13 22:35 ` Josh Poimboeuf
2018-12-14 9:37 ` Miroslav Benes
2018-12-05 19:02 ` Joe Lawrence
2018-12-06 8:15 ` Petr Mladek
2018-12-06 14:23 ` Joe Lawrence
2018-12-13 22:10 ` Josh Poimboeuf
2018-12-14 9:32 ` Petr Mladek
2018-12-14 14:23 ` Josh Poimboeuf
2018-11-29 9:44 ` [PATCH v14 04/11] livepatch: Refuse to unload only livepatches available during a forced transition Petr Mladek
2018-12-03 15:29 ` Miroslav Benes
2018-12-06 8:46 ` Petr Mladek
2018-12-06 9:18 ` Miroslav Benes
2018-12-05 19:05 ` Joe Lawrence
2018-12-13 22:17 ` Josh Poimboeuf
2018-11-29 9:44 ` [PATCH v14 05/11] livepatch: Simplify API by removing registration step Petr Mladek
2018-12-04 12:54 ` Miroslav Benes
2018-12-04 14:47 ` Petr Mladek
2018-12-04 15:32 ` Miroslav Benes
2018-12-05 19:32 ` Joe Lawrence
2018-12-06 8:28 ` Petr Mladek
2018-12-06 9:23 ` Miroslav Benes
2018-12-06 10:14 ` Petr Mladek
2018-12-06 14:36 ` Joe Lawrence
2018-12-13 22:29 ` Josh Poimboeuf
2018-12-14 9:40 ` Petr Mladek
2018-12-14 14:24 ` Josh Poimboeuf
2019-01-03 11:47 ` Petr Mladek
2018-12-13 22:46 ` Josh Poimboeuf
2018-12-14 10:02 ` Petr Mladek
2018-12-14 14:27 ` Josh Poimboeuf
2018-11-29 9:44 ` [PATCH v14 06/11] livepatch: Use lists to manage patches, objects and functions Petr Mladek
2018-12-04 14:13 ` Miroslav Benes
2018-12-05 19:34 ` Joe Lawrence
2018-11-29 9:44 ` [PATCH v14 07/11] livepatch: Add atomic replace Petr Mladek
2018-12-04 15:27 ` Miroslav Benes
2018-12-05 19:37 ` Joe Lawrence
2018-12-13 22:55 ` Josh Poimboeuf
2018-12-17 15:27 ` Petr Mladek
2019-01-03 12:47 ` Petr Mladek
2019-01-03 13:37 ` Josh Poimboeuf
2018-11-29 9:44 ` [PATCH v14 08/11] livepatch: Remove Nop structures when unused Petr Mladek
2018-12-04 16:08 ` Miroslav Benes
2018-12-05 20:17 ` Joe Lawrence
2018-12-13 23:00 ` Josh Poimboeuf
2018-12-17 15:54 ` Petr Mladek
2018-12-17 16:11 ` Josh Poimboeuf
2018-11-29 9:44 ` [PATCH v14 09/11] livepatch: Atomic replace and cumulative patches documentation Petr Mladek
2018-12-04 16:12 ` Miroslav Benes
2018-12-05 20:20 ` Joe Lawrence
2018-11-29 9:44 ` [PATCH v14 10/11] livepatch: Remove ordering and refuse loading conflicting patches Petr Mladek
2018-12-05 10:27 ` Miroslav Benes
2018-12-05 20:24 ` Joe Lawrence
2018-12-13 23:06 ` Josh Poimboeuf
2018-12-17 16:07 ` Petr Mladek
2018-12-17 16:27 ` Josh Poimboeuf
2018-12-18 8:51 ` Petr Mladek
2018-11-29 9:44 ` [PATCH v14 11/11] selftests/livepatch: introduce tests Petr Mladek
2018-12-05 11:38 ` Miroslav Benes
2018-12-05 20:27 ` Joe Lawrence
2018-12-08 16:54 ` Alice Ferrazzi [this message]
2018-12-05 20:49 ` [PATCH v14 00/11] livepatch: Atomic replace feature Joe Lawrence
2018-12-06 7:54 ` Petr Mladek
2018-12-06 9:32 ` Miroslav Benes
2018-12-06 10:15 ` Petr Mladek
2018-12-06 12:37 ` Petr Mladek
2018-12-06 14:29 ` Joe Lawrence
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