On Wed, Jul 12, 2023 at 02:09:59PM -0400, Jeff Layton wrote: > > No, I haven't. I'm running fstests on it now. Is there a quickstart for > running those tests? At the top level kernel sources: ./tools/testing/kunit/kunit.py run --kunitconfig ./fs/ext4/.kunitconfig You should get: [17:23:09] Starting KUnit Kernel (1/1)... [17:23:09] ============================================================ [17:23:09] =============== ext4_inode_test (1 subtest) ================ [17:23:09] ============= inode_test_xtimestamp_decoding ============== [17:23:09] [PASSED] 1901-12-13 Lower bound of 32bit < 0 timestamp, no extra bits [17:23:09] [PASSED] 1969-12-31 Upper bound of 32bit < 0 timestamp, no extra bits [17:23:09] [PASSED] 1970-01-01 Lower bound of 32bit >=0 timestamp, no extra bits [17:23:09] [PASSED] 2038-01-19 Upper bound of 32bit >=0 timestamp, no extra bits [17:23:09] [PASSED] 2038-01-19 Lower bound of 32bit <0 timestamp, lo extra sec bit on [17:23:09] [PASSED] 2106-02-07 Upper bound of 32bit <0 timestamp, lo extra sec bit on [17:23:09] [PASSED] 2106-02-07 Lower bound of 32bit >=0 timestamp, lo extra sec bit on [17:23:09] [PASSED] 2174-02-25 Upper bound of 32bit >=0 timestamp, lo extra sec bit on [17:23:09] [PASSED] 2174-02-25 Lower bound of 32bit <0 timestamp, hi extra sec bit on [17:23:09] [PASSED] 2242-03-16 Upper bound of 32bit <0 timestamp, hi extra sec bit on [17:23:09] [PASSED] 2242-03-16 Lower bound of 32bit >=0 timestamp, hi extra sec bit on [17:23:09] [PASSED] 2310-04-04 Upper bound of 32bit >=0 timestamp, hi extra sec bit on [17:23:09] [PASSED] 2310-04-04 Upper bound of 32bit>=0 timestamp, hi extra sec bit 1. 1 ns [17:23:09] [PASSED] 2378-04-22 Lower bound of 32bit>= timestamp. Extra sec bits 1. Max ns [17:23:09] [PASSED] 2378-04-22 Lower bound of 32bit >=0 timestamp. All extra sec bits on [17:23:09] [PASSED] 2446-05-10 Upper bound of 32bit >=0 timestamp. All extra sec bits on [17:23:09] ========= [PASSED] inode_test_xtimestamp_decoding ========== [17:23:09] ================= [PASSED] ext4_inode_test ================= [17:23:09] ============================================================ [17:23:09] Testing complete. Ran 16 tests: passed: 16 [17:23:09] Elapsed time: 1.943s total, 0.001s configuring, 1.777s building, 0.123s running - Ted