diff options
Diffstat (limited to 'drivers/infiniband/hw/hfi1/user_exp_rcv.h')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/user_exp_rcv.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/hfi1/user_exp_rcv.h b/drivers/infiniband/hw/hfi1/user_exp_rcv.h index 8c53e416bf84..055726f7c139 100644 --- a/drivers/infiniband/hw/hfi1/user_exp_rcv.h +++ b/drivers/infiniband/hw/hfi1/user_exp_rcv.h @@ -1,4 +1,4 @@ -/* SPDX-License-Identifier: GPL-2.0 or BSD-3-Clause */ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* * Copyright(c) 2020 - Cornelis Networks, Inc. * Copyright(c) 2015 - 2017 Intel Corporation. @@ -16,6 +16,8 @@ struct tid_pageset { }; struct tid_user_buf { + struct mmu_interval_notifier notifier; + struct mutex cover_mutex; unsigned long vaddr; unsigned long length; unsigned int npages; @@ -27,13 +29,14 @@ struct tid_user_buf { struct tid_rb_node { struct mmu_interval_notifier notifier; struct hfi1_filedata *fdata; + struct mutex invalidate_mutex; /* covers hw removal */ unsigned long phys; struct tid_group *grp; u32 rcventry; dma_addr_t dma_addr; bool freed; unsigned int npages; - struct page *pages[]; + struct page *pages[] __counted_by(npages); }; static inline int num_user_pages(unsigned long addr, |