[LTP] LTP: syscalls: statx06.c:138: TFAIL: Modified time > after_time

[Cyril Hrubis]

Hi!
> > [ 1192.088987] loop0: detected capacity change from 0 to 614400
> > tst_device.c:93: TINFO: Found free device 0 '/dev/loop0'
> > tst_test.c:1093: TINFO: Formatting /dev/loop0 with ext4 opts='-I 256'
> > extra opts=''
> > mke2fs 1.46.5 (30-Dec-2021)
> > [ 1192.337350] EXT4-fs (loop0): mounted filesystem
> > dfe9283c-5d2f-43f8-840e-a2bbbff5b202 r/w with ordered data mode. Quota
> > mode: none.
> > tst_test.c:1558: TINFO: Timeout per run is 0h 05m 00s
> >
> > statx06.c:140: TPASS: Birth time Passed
> > statx06.c:138: TFAIL: Modified time > after_time
> > statx06.c:140: TPASS: Access time Passed
> > statx06.c:140: TPASS: Change time Passed
> 
> I found a description in
> 
> https://lwn.net/ml/linux-kernel/20230503142037.153531-1-jlayton@kernel.org/
> 
> which indicates that this is expected. Added Jeff to Cc in case
> I'm misreading his explanation.

We even have in-flight patch from Jeff to fix the test with fine-grained
timestamps in LTP:

http://patchwork.ozlabs.org/project/ltp/patch/20230518113216.126233-1-jlayton@kernel.org/

-- 
Cyril Hrubis
chrubis@suse.cz