diff options
| author | Gal Pressman <galpress@amazon.com> | 2018-12-12 11:09:06 +0200 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-12-19 16:28:03 -0700 |
| commit | 2553ba217eea37dc6291635ecddb883fb5c36a8b (patch) | |
| tree | 601a970ef10dbdd2aeafd40d71233d3aa5f68cdd /drivers/infiniband/hw/mthca | |
| parent | b090c4e3a07c33ffdf95fb7601551b38fc2a4bbb (diff) | |
| download | lwn-2553ba217eea37dc6291635ecddb883fb5c36a8b.tar.gz lwn-2553ba217eea37dc6291635ecddb883fb5c36a8b.zip | |
RDMA: Mark if destroy address handle is in a sleepable context
Introduce a 'flags' field to destroy address handle callback and add a
flag that marks whether the callback is executed in an atomic context or
not.
This will allow drivers to wait for completion instead of polling for it
when it is allowed.
Signed-off-by: Gal Pressman <galpress@amazon.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/mthca')
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_mad.c | 5 | ||||
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_provider.c | 2 |
2 files changed, 4 insertions, 3 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_mad.c b/drivers/infiniband/hw/mthca/mthca_mad.c index 4a5916d8f7da..7ad517da4917 100644 --- a/drivers/infiniband/hw/mthca/mthca_mad.c +++ b/drivers/infiniband/hw/mthca/mthca_mad.c @@ -95,7 +95,7 @@ static void update_sm_ah(struct mthca_dev *dev, spin_lock_irqsave(&dev->sm_lock, flags); if (dev->sm_ah[port_num - 1]) - rdma_destroy_ah(dev->sm_ah[port_num - 1]); + rdma_destroy_ah(dev->sm_ah[port_num - 1], 0); dev->sm_ah[port_num - 1] = new_ah; spin_unlock_irqrestore(&dev->sm_lock, flags); } @@ -347,6 +347,7 @@ void mthca_free_agents(struct mthca_dev *dev) } if (dev->sm_ah[p]) - rdma_destroy_ah(dev->sm_ah[p]); + rdma_destroy_ah(dev->sm_ah[p], + RDMA_DESTROY_AH_SLEEPABLE); } } diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c index c8a7c3765558..82cb6b71ac7c 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.c +++ b/drivers/infiniband/hw/mthca/mthca_provider.c @@ -432,7 +432,7 @@ static struct ib_ah *mthca_ah_create(struct ib_pd *pd, return &ah->ibah; } -static int mthca_ah_destroy(struct ib_ah *ah) +static int mthca_ah_destroy(struct ib_ah *ah, u32 flags) { mthca_destroy_ah(to_mdev(ah->device), to_mah(ah)); kfree(ah); |