diff options
| author | Jakub Kicinski <jakub.kicinski@netronome.com> | 2018-01-17 18:50:58 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-01-19 15:44:18 -0500 |
| commit | e1740fb6c111986a7af96a44ff794b2ba75abb2e (patch) | |
| tree | c887dfb9e4078cae9fc59c2499d37a181779a618 /drivers/net/ethernet/netronome/nfp/nfp_net_repr.c | |
| parent | bcc93a23ca595fb1d7d7540bec68196a3715da13 (diff) | |
nfp: add nfp_reprs_get_locked() helper
The write side of repr tables is always done under pf->lock.
Add a helper to dereference repr table pointers under protection
of that lock.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Dirk van der Merwe <dirk.vandermerwe@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/nfp_net_repr.c')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_net_repr.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c b/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c index 317f87cc3cc6..e2452176fa23 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_repr.c @@ -424,9 +424,7 @@ int nfp_reprs_resync_phys_ports(struct nfp_app *app) struct nfp_repr *repr; int i; - old_reprs = - rcu_dereference_protected(app->reprs[NFP_REPR_TYPE_PHYS_PORT], - lockdep_is_held(&app->pf->lock)); + old_reprs = nfp_reprs_get_locked(app, NFP_REPR_TYPE_PHYS_PORT); if (!old_reprs) return 0; |