diff options
| author | Sebastian Parschauer <s.parschauer@gmx.de> | 2020-07-28 12:01:39 +0200 |
|---|---|---|
| committer | Song Liu <songliubraving@fb.com> | 2020-08-02 23:03:51 -0700 |
| commit | ec164d07aa771370c7c24c1fa7f7692ad30f01cb (patch) | |
| tree | 6187f353fe1098d7b40d8668387526b797949e58 /tools/testing/selftests/bpf/prog_tests/autoload.c | |
| parent | d9c0fa509eafb31605bddda34e2e39f4354563b6 (diff) | |
md: register new md sysfs file 'uuid' read-only
Report the UUID of the MD array in the following format:
xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
This is useful if you don't want to wait for udev to identify array.
And it is also easy for script to monitor it with the format.
Signed-off-by: Sebastian Parschauer <s.parschauer@gmx.de>
[Guoqing: mention the change in md.rst]
Signed-off-by: Guoqing Jiang <guoqing.jiang@cloud.ionos.com>
Signed-off-by: Song Liu <songliubraving@fb.com>
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/autoload.c')
0 files changed, 0 insertions, 0 deletions