diff options
author | Jason Gunthorpe <jgg@mellanox.com> | 2019-08-06 20:15:44 -0300 |
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committer | Jason Gunthorpe <jgg@mellanox.com> | 2019-08-21 20:58:19 -0300 |
commit | 47f725ee7b5f5cae1f83512961bcf8b41a7a5794 (patch) | |
tree | 5060299eb0914f1c4894b2ddf4d8f785a39d69e8 /drivers/infiniband | |
parent | c571feca2dc972dc5afeba9036d08239f1c51af1 (diff) | |
download | linux-47f725ee7b5f5cae1f83512961bcf8b41a7a5794.tar.bz2 |
RDMA/odp: remove ib_ucontext from ib_umem
At this point the ucontext is only being stored to access the ib_device,
so just store the ib_device directly instead. This is more natural and
logical as the umem has nothing to do with the ucontext.
Link: https://lore.kernel.org/r/20190806231548.25242-8-jgg@ziepe.ca
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r-- | drivers/infiniband/core/umem.c | 4 | ||||
-rw-r--r-- | drivers/infiniband/core/umem_odp.c | 15 |
2 files changed, 9 insertions, 10 deletions
diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c index 37eb8643ec29..41f9e268e3fb 100644 --- a/drivers/infiniband/core/umem.c +++ b/drivers/infiniband/core/umem.c @@ -234,7 +234,7 @@ struct ib_umem *ib_umem_get(struct ib_udata *udata, unsigned long addr, umem = kzalloc(sizeof(*umem), GFP_KERNEL); if (!umem) return ERR_PTR(-ENOMEM); - umem->context = context; + umem->ibdev = context->device; umem->length = size; umem->address = addr; umem->writable = ib_access_writable(access); @@ -337,7 +337,7 @@ void ib_umem_release(struct ib_umem *umem) if (umem->is_odp) return ib_umem_odp_release(to_ib_umem_odp(umem)); - __ib_umem_release(umem->context->device, umem, 1); + __ib_umem_release(umem->ibdev, umem, 1); atomic64_sub(ib_umem_num_pages(umem), &umem->owning_mm->pinned_vm); mmdrop(umem->owning_mm); diff --git a/drivers/infiniband/core/umem_odp.c b/drivers/infiniband/core/umem_odp.c index bf36f2c5fb3a..9aebe9ce8b07 100644 --- a/drivers/infiniband/core/umem_odp.c +++ b/drivers/infiniband/core/umem_odp.c @@ -96,7 +96,7 @@ static void ib_umem_notifier_release(struct mmu_notifier *mn, */ ib_umem_notifier_start_account(umem_odp); complete_all(&umem_odp->notifier_completion); - umem_odp->umem.context->device->ops.invalidate_range( + umem_odp->umem.ibdev->ops.invalidate_range( umem_odp, ib_umem_start(umem_odp), ib_umem_end(umem_odp)); } @@ -109,7 +109,7 @@ static int invalidate_range_start_trampoline(struct ib_umem_odp *item, u64 start, u64 end, void *cookie) { ib_umem_notifier_start_account(item); - item->umem.context->device->ops.invalidate_range(item, start, end); + item->umem.ibdev->ops.invalidate_range(item, start, end); return 0; } @@ -312,7 +312,7 @@ struct ib_umem_odp *ib_umem_odp_alloc_implicit(struct ib_udata *udata, if (!umem_odp) return ERR_PTR(-ENOMEM); umem = &umem_odp->umem; - umem->context = context; + umem->ibdev = context->device; umem->writable = ib_access_writable(access); umem->owning_mm = current->mm; umem_odp->is_implicit_odp = 1; @@ -354,7 +354,7 @@ struct ib_umem_odp *ib_umem_odp_alloc_child(struct ib_umem_odp *root, if (!odp_data) return ERR_PTR(-ENOMEM); umem = &odp_data->umem; - umem->context = root->umem.context; + umem->ibdev = root->umem.ibdev; umem->length = size; umem->address = addr; umem->writable = root->umem.writable; @@ -406,7 +406,7 @@ struct ib_umem_odp *ib_umem_odp_get(struct ib_udata *udata, unsigned long addr, if (!umem_odp) return ERR_PTR(-ENOMEM); - umem_odp->umem.context = context; + umem_odp->umem.ibdev = context->device; umem_odp->umem.length = size; umem_odp->umem.address = addr; umem_odp->umem.writable = ib_access_writable(access); @@ -504,8 +504,7 @@ static int ib_umem_odp_map_dma_single_page( u64 access_mask, unsigned long current_seq) { - struct ib_ucontext *context = umem_odp->umem.context; - struct ib_device *dev = context->device; + struct ib_device *dev = umem_odp->umem.ibdev; dma_addr_t dma_addr; int remove_existing_mapping = 0; int ret = 0; @@ -718,7 +717,7 @@ void ib_umem_odp_unmap_dma_pages(struct ib_umem_odp *umem_odp, u64 virt, { int idx; u64 addr; - struct ib_device *dev = umem_odp->umem.context->device; + struct ib_device *dev = umem_odp->umem.ibdev; virt = max_t(u64, virt, ib_umem_start(umem_odp)); bound = min_t(u64, bound, ib_umem_end(umem_odp)); |