| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <alpine.DEB.2.20.16.1611231907260.7542@trent.utfs.org>
Date: Wed, 23 Nov 2016 19:11:29 -0800 (PST)
From: Christian Kujau <lists@...dbynature.de>
To: Michael Ellerman <mpe@...erman.id.au>
cc: linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: Re: Locking API testsuite output mangled
On Wed, 23 Nov 2016, Michael Ellerman wrote:
> That's nothing powerpc specific AFAICS, does this fix it?
Hm, so s/printk/pr_cont/ - but not in all places? But yeah, this fixes it
for me, at least on x86.
Tested-by: Christian Kujau <lists@...dbynature.de>
Thank you!
Christian.
>
> cheers
>
> diff --git a/lib/locking-selftest.c b/lib/locking-selftest.c
> index 872a15a2a637..f3a217ea0388 100644
> --- a/lib/locking-selftest.c
> +++ b/lib/locking-selftest.c
> @@ -980,23 +980,23 @@ static void dotest(void (*testcase_fn)(void), int expected, int lockclass_mask)
> #ifndef CONFIG_PROVE_LOCKING
> if (expected == FAILURE && debug_locks) {
> expected_testcase_failures++;
> - printk("failed|");
> + pr_cont("failed|");
> }
> else
> #endif
> if (debug_locks != expected) {
> unexpected_testcase_failures++;
> - printk("FAILED|");
> + pr_cont("FAILED|");
>
> dump_stack();
> } else {
> testcase_successes++;
> - printk(" ok |");
> + pr_cont(" ok |");
> }
> testcase_total++;
>
> if (debug_locks_verbose)
> - printk(" lockclass mask: %x, debug_locks: %d, expected: %d\n",
> + pr_cont(" lockclass mask: %x, debug_locks: %d, expected: %d\n",
> lockclass_mask, debug_locks, expected);
> /*
> * Some tests (e.g. double-unlock) might corrupt the preemption
> @@ -1021,26 +1021,26 @@ static inline void print_testname(const char *testname)
> #define DO_TESTCASE_1(desc, name, nr) \
> print_testname(desc"/"#nr); \
> dotest(name##_##nr, SUCCESS, LOCKTYPE_RWLOCK); \
> - printk("\n");
> + pr_cont("\n");
>
> #define DO_TESTCASE_1B(desc, name, nr) \
> print_testname(desc"/"#nr); \
> dotest(name##_##nr, FAILURE, LOCKTYPE_RWLOCK); \
> - printk("\n");
> + pr_cont("\n");
>
> #define DO_TESTCASE_3(desc, name, nr) \
> print_testname(desc"/"#nr); \
> dotest(name##_spin_##nr, FAILURE, LOCKTYPE_SPIN); \
> dotest(name##_wlock_##nr, FAILURE, LOCKTYPE_RWLOCK); \
> dotest(name##_rlock_##nr, SUCCESS, LOCKTYPE_RWLOCK); \
> - printk("\n");
> + pr_cont("\n");
>
> #define DO_TESTCASE_3RW(desc, name, nr) \
> print_testname(desc"/"#nr); \
> dotest(name##_spin_##nr, FAILURE, LOCKTYPE_SPIN|LOCKTYPE_RWLOCK);\
> dotest(name##_wlock_##nr, FAILURE, LOCKTYPE_RWLOCK); \
> dotest(name##_rlock_##nr, SUCCESS, LOCKTYPE_RWLOCK); \
> - printk("\n");
> + pr_cont("\n");
>
> #define DO_TESTCASE_6(desc, name) \
> print_testname(desc); \
> @@ -1050,7 +1050,7 @@ static inline void print_testname(const char *testname)
> dotest(name##_mutex, FAILURE, LOCKTYPE_MUTEX); \
> dotest(name##_wsem, FAILURE, LOCKTYPE_RWSEM); \
> dotest(name##_rsem, FAILURE, LOCKTYPE_RWSEM); \
> - printk("\n");
> + pr_cont("\n");
>
> #define DO_TESTCASE_6_SUCCESS(desc, name) \
> print_testname(desc); \
> @@ -1060,7 +1060,7 @@ static inline void print_testname(const char *testname)
> dotest(name##_mutex, SUCCESS, LOCKTYPE_MUTEX); \
> dotest(name##_wsem, SUCCESS, LOCKTYPE_RWSEM); \
> dotest(name##_rsem, SUCCESS, LOCKTYPE_RWSEM); \
> - printk("\n");
> + pr_cont("\n");
>
> /*
> * 'read' variant: rlocks must not trigger.
> @@ -1073,7 +1073,7 @@ static inline void print_testname(const char *testname)
> dotest(name##_mutex, FAILURE, LOCKTYPE_MUTEX); \
> dotest(name##_wsem, FAILURE, LOCKTYPE_RWSEM); \
> dotest(name##_rsem, FAILURE, LOCKTYPE_RWSEM); \
> - printk("\n");
> + pr_cont("\n");
>
> #define DO_TESTCASE_2I(desc, name, nr) \
> DO_TESTCASE_1("hard-"desc, name##_hard, nr); \
> @@ -1726,25 +1726,25 @@ static void ww_tests(void)
> dotest(ww_test_fail_acquire, SUCCESS, LOCKTYPE_WW);
> dotest(ww_test_normal, SUCCESS, LOCKTYPE_WW);
> dotest(ww_test_unneeded_slow, FAILURE, LOCKTYPE_WW);
> - printk("\n");
> + pr_cont("\n");
>
> print_testname("ww contexts mixing");
> dotest(ww_test_two_contexts, FAILURE, LOCKTYPE_WW);
> dotest(ww_test_diff_class, FAILURE, LOCKTYPE_WW);
> - printk("\n");
> + pr_cont("\n");
>
> print_testname("finishing ww context");
> dotest(ww_test_context_done_twice, FAILURE, LOCKTYPE_WW);
> dotest(ww_test_context_unlock_twice, FAILURE, LOCKTYPE_WW);
> dotest(ww_test_context_fini_early, FAILURE, LOCKTYPE_WW);
> dotest(ww_test_context_lock_after_done, FAILURE, LOCKTYPE_WW);
> - printk("\n");
> + pr_cont("\n");
>
> print_testname("locking mismatches");
> dotest(ww_test_object_unlock_twice, FAILURE, LOCKTYPE_WW);
> dotest(ww_test_object_lock_unbalanced, FAILURE, LOCKTYPE_WW);
> dotest(ww_test_object_lock_stale_context, FAILURE, LOCKTYPE_WW);
> - printk("\n");
> + pr_cont("\n");
>
> print_testname("EDEADLK handling");
> dotest(ww_test_edeadlk_normal, SUCCESS, LOCKTYPE_WW);
> @@ -1757,11 +1757,11 @@ static void ww_tests(void)
> dotest(ww_test_edeadlk_acquire_more_edeadlk_slow, FAILURE, LOCKTYPE_WW);
> dotest(ww_test_edeadlk_acquire_wrong, FAILURE, LOCKTYPE_WW);
> dotest(ww_test_edeadlk_acquire_wrong_slow, FAILURE, LOCKTYPE_WW);
> - printk("\n");
> + pr_cont("\n");
>
> print_testname("spinlock nest unlocked");
> dotest(ww_test_spin_nest_unlocked, FAILURE, LOCKTYPE_WW);
> - printk("\n");
> + pr_cont("\n");
>
> printk(" -----------------------------------------------------\n");
> printk(" |block | try |context|\n");
> @@ -1771,25 +1771,25 @@ static void ww_tests(void)
> dotest(ww_test_context_block, FAILURE, LOCKTYPE_WW);
> dotest(ww_test_context_try, SUCCESS, LOCKTYPE_WW);
> dotest(ww_test_context_context, SUCCESS, LOCKTYPE_WW);
> - printk("\n");
> + pr_cont("\n");
>
> print_testname("try");
> dotest(ww_test_try_block, FAILURE, LOCKTYPE_WW);
> dotest(ww_test_try_try, SUCCESS, LOCKTYPE_WW);
> dotest(ww_test_try_context, FAILURE, LOCKTYPE_WW);
> - printk("\n");
> + pr_cont("\n");
>
> print_testname("block");
> dotest(ww_test_block_block, FAILURE, LOCKTYPE_WW);
> dotest(ww_test_block_try, SUCCESS, LOCKTYPE_WW);
> dotest(ww_test_block_context, FAILURE, LOCKTYPE_WW);
> - printk("\n");
> + pr_cont("\n");
>
> print_testname("spinlock");
> dotest(ww_test_spin_block, FAILURE, LOCKTYPE_WW);
> dotest(ww_test_spin_try, SUCCESS, LOCKTYPE_WW);
> dotest(ww_test_spin_context, FAILURE, LOCKTYPE_WW);
> - printk("\n");
> + pr_cont("\n");
> }
>
> void locking_selftest(void)
> @@ -1829,32 +1829,32 @@ void locking_selftest(void)
>
> printk(" --------------------------------------------------------------------------\n");
> print_testname("recursive read-lock");
> - printk(" |");
> + pr_cont(" |");
> dotest(rlock_AA1, SUCCESS, LOCKTYPE_RWLOCK);
> - printk(" |");
> + pr_cont(" |");
> dotest(rsem_AA1, FAILURE, LOCKTYPE_RWSEM);
> - printk("\n");
> + pr_cont("\n");
>
> print_testname("recursive read-lock #2");
> - printk(" |");
> + pr_cont(" |");
> dotest(rlock_AA1B, SUCCESS, LOCKTYPE_RWLOCK);
> - printk(" |");
> + pr_cont(" |");
> dotest(rsem_AA1B, FAILURE, LOCKTYPE_RWSEM);
> - printk("\n");
> + pr_cont("\n");
>
> print_testname("mixed read-write-lock");
> - printk(" |");
> + pr_cont(" |");
> dotest(rlock_AA2, FAILURE, LOCKTYPE_RWLOCK);
> - printk(" |");
> + pr_cont(" |");
> dotest(rsem_AA2, FAILURE, LOCKTYPE_RWSEM);
> - printk("\n");
> + pr_cont("\n");
>
> print_testname("mixed write-read-lock");
> - printk(" |");
> + pr_cont(" |");
> dotest(rlock_AA3, FAILURE, LOCKTYPE_RWLOCK);
> - printk(" |");
> + pr_cont(" |");
> dotest(rsem_AA3, FAILURE, LOCKTYPE_RWSEM);
> - printk("\n");
> + pr_cont("\n");
>
> printk(" --------------------------------------------------------------------------\n");
>
>
--
BOFH excuse #71:
The file system is full of it
Powered by blists - more mailing lists