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| author | Akira Yokosawa <akiyks@gmail.com> | 2020-05-10 09:12:57 +0300 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@kernel.org> | 2020-06-29 22:05:18 +0300 |
| commit | cdaac9d6d23d7a7f9edbb568191d05f2b660fff0 (patch) | |
| tree | 4120662e198f3797fa9993193cd6a78fe0452f9e /Documentation/litmus-tests | |
| parent | 9725dd55512772422e195cf0cfbca1eda6778358 (diff) | |
| download | linux-cdaac9d6d23d7a7f9edbb568191d05f2b660fff0.tar.xz | |
Documentation/litmus-tests: Merge atomic's README into top-level one
Where Documentation/litmus-tests/README lists RCU litmus tests,
Documentation/litmus-tests/atomic/README lists atomic litmus tests.
For symmetry, merge the latter into former, with some context
adjustment in the introduction.
Acked-by: Andrea Parri <parri.andrea@gmail.com>
Acked-by: Joel Fernandes (Google) <joel@joelfernandes.org>
Acked-by: Boqun Feng <boqun.feng@gmail.com>
Signed-off-by: Akira Yokosawa <akiyks@gmail.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Diffstat (limited to 'Documentation/litmus-tests')
| -rw-r--r-- | Documentation/litmus-tests/README | 19 | ||||
| -rw-r--r-- | Documentation/litmus-tests/atomic/README | 16 |
2 files changed, 19 insertions, 16 deletions
diff --git a/Documentation/litmus-tests/README b/Documentation/litmus-tests/README index c4307ea9f996..ac0b270b456c 100644 --- a/Documentation/litmus-tests/README +++ b/Documentation/litmus-tests/README @@ -2,6 +2,25 @@ LITMUS TESTS ============ +Each subdirectory contains litmus tests that are typical to describe the +semantics of respective kernel APIs. +For more information about how to "run" a litmus test or how to generate +a kernel test module based on a litmus test, please see +tools/memory-model/README. + + +atomic (/atomic derectory) +-------------------------- + +Atomic-RMW+mb__after_atomic-is-stronger-than-acquire.litmus + Test that an atomic RMW followed by a smp_mb__after_atomic() is + stronger than a normal acquire: both the read and write parts of + the RMW are ordered before the subsequential memory accesses. + +Atomic-RMW-ops-are-atomic-WRT-atomic_set.litmus + Test that atomic_set() cannot break the atomicity of atomic RMWs. + + RCU (/rcu directory) -------------------- diff --git a/Documentation/litmus-tests/atomic/README b/Documentation/litmus-tests/atomic/README deleted file mode 100644 index 714cf93816ea..000000000000 --- a/Documentation/litmus-tests/atomic/README +++ /dev/null @@ -1,16 +0,0 @@ -This directory contains litmus tests that are typical to describe the semantics -of our atomic APIs. For more information about how to "run" a litmus test or -how to generate a kernel test module based on a litmus test, please see -tools/memory-model/README. - -============ -LITMUS TESTS -============ - -Atomic-RMW+mb__after_atomic-is-stronger-than-acquire - Test that an atomic RMW followed by a smp_mb__after_atomic() is - stronger than a normal acquire: both the read and write parts of - the RMW are ordered before the subsequential memory accesses. - -Atomic-RMW-ops-are-atomic-WRT-atomic_set.litmus - Test that atomic_set() cannot break the atomicity of atomic RMWs. |