On Dec 23, 2017, at 04:13, Aliaksei Karaliou <akaraliou.dev@xxxxxxxxx> wrote:
>
> lu_global_fini() explicitly uses knowledge about shrinker's
> internals to make decision about calling of unregister_shrinker().
> Now this check was integrated into unregister_shrinker(),
> so it is safe to call it against unregistered shrinker.
>
> Signed-off-by: Aliaksei Karaliou <akaraliou.dev@xxxxxxxxx>
Reviewed-by: Andreas Dilger <andreas.dilger@xxxxxxxxx>
> ---
> drivers/staging/lustre/lustre/obdclass/lu_object.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/staging/lustre/lustre/obdclass/lu_object.c b/drivers/staging/lustre/lustre/obdclass/lu_object.c
> index 8e2e6b89e494..2719abbff85f 100644
> --- a/drivers/staging/lustre/lustre/obdclass/lu_object.c
> +++ b/drivers/staging/lustre/lustre/obdclass/lu_object.c
> @@ -1977,8 +1977,7 @@ int lu_global_init(void)
> */
> void lu_global_fini(void)
> {
> - if (lu_site_shrinker.nr_deferred)
> - unregister_shrinker(&lu_site_shrinker);
> + unregister_shrinker(&lu_site_shrinker);
> lu_context_key_degister(&lu_global_key);
>
> /*
> --
> 2.11.0
>
Cheers, Andreas
--
Andreas Dilger
Lustre Principal Architect
Intel Corporation
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