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| author |  Marco Elver <elver@google.com>
| 2021-11-30 12:44:15 +0100 |
|---|---|---|
| committer |  Paul E. McKenney <paulmck@kernel.org>
| 2021-12-09 16:42:26 -0800 |
| commit | 3cc21a531252e6693ee989231d5abee6812cfd71 (patch) | |
| tree | ce9412a4cf5bc73ec753f05d1e9d5f55d823af0e /kernel/kcsan | |
| parent | kcsan, kbuild: Add option for barrier instrumentation only (diff) | |
| download | linux-3cc21a531252e6693ee989231d5abee6812cfd71.tar.gz linux-3cc21a531252e6693ee989231d5abee6812cfd71.tar.bz2 linux-3cc21a531252e6693ee989231d5abee6812cfd71.zip | |
kcsan: Call scoped accesses reordered in reports
The scoping of an access simply denotes the scope in which it may be
reordered. However, in reports, it'll be less confusing to say the
access is "reordered". This is more accurate when the race occurred.
Signed-off-by: Marco Elver <elver@google.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Diffstat (limited to 'kernel/kcsan')
| -rw-r--r-- | kernel/kcsan/kcsan_test.c | 4 | ||||
| -rw-r--r-- | kernel/kcsan/report.c | 16 |
2 files changed, 10 insertions, 10 deletions
diff --git a/kernel/kcsan/kcsan_test.c b/kernel/kcsan/kcsan_test.c index 660729238588..6e3c2b8bc608 100644 --- a/kernel/kcsan/kcsan_test.c +++ b/kernel/kcsan/kcsan_test.c @@ -213,9 +213,9 @@ static bool report_matches(const struct expect_report *r) const bool is_atomic = (ty & KCSAN_ACCESS_ATOMIC); const bool is_scoped = (ty & KCSAN_ACCESS_SCOPED); const char *const access_type_aux = - (is_atomic && is_scoped) ? " (marked, scoped)" + (is_atomic && is_scoped) ? " (marked, reordered)" : (is_atomic ? " (marked)" - : (is_scoped ? " (scoped)" : "")); + : (is_scoped ? " (reordered)" : "")); if (i == 1) { /* Access 2 */ diff --git a/kernel/kcsan/report.c b/kernel/kcsan/report.c index fc15077991c4..1b0e050bdf6a 100644 --- a/kernel/kcsan/report.c +++ b/kernel/kcsan/report.c @@ -215,9 +215,9 @@ static const char *get_access_type(int type) if (type & KCSAN_ACCESS_ASSERT) { if (type & KCSAN_ACCESS_SCOPED) { if (type & KCSAN_ACCESS_WRITE) - return "assert no accesses (scoped)"; + return "assert no accesses (reordered)"; else - return "assert no writes (scoped)"; + return "assert no writes (reordered)"; } else { if (type & KCSAN_ACCESS_WRITE) return "assert no accesses"; @@ -240,17 +240,17 @@ static const char *get_access_type(int type) case KCSAN_ACCESS_COMPOUND | KCSAN_ACCESS_WRITE | KCSAN_ACCESS_ATOMIC: return "read-write (marked)"; case KCSAN_ACCESS_SCOPED: - return "read (scoped)"; + return "read (reordered)"; case KCSAN_ACCESS_SCOPED | KCSAN_ACCESS_ATOMIC: - return "read (marked, scoped)"; + return "read (marked, reordered)"; case KCSAN_ACCESS_SCOPED | KCSAN_ACCESS_WRITE: - return "write (scoped)"; + return "write (reordered)"; case KCSAN_ACCESS_SCOPED | KCSAN_ACCESS_WRITE | KCSAN_ACCESS_ATOMIC: - return "write (marked, scoped)"; + return "write (marked, reordered)"; case KCSAN_ACCESS_SCOPED | KCSAN_ACCESS_COMPOUND | KCSAN_ACCESS_WRITE: - return "read-write (scoped)"; + return "read-write (reordered)"; case KCSAN_ACCESS_SCOPED | KCSAN_ACCESS_COMPOUND | KCSAN_ACCESS_WRITE | KCSAN_ACCESS_ATOMIC: - return "read-write (marked, scoped)"; + return "read-write (marked, reordered)"; default: BUG(); } |