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RDMA/uverbs: Remove is_closed from ib_uverbs_file

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This does nothing but indicate if the uverbs_file is in the device's list,
use list_del_init instead.

Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
This commit is contained in:
Jason Gunthorpe 2018-09-16 20:37:38 +03:00
parent 9a59739bd0
commit 6ebce44746
2 changed files with 2 additions and 7 deletions
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1
drivers/infiniband/core/uverbs.h
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@ -147,7 +147,6 @@ struct ib_uverbs_file {
struct ib_event_handler event_handler;
struct ib_uverbs_async_event_file *async_file;
struct list_head list;
int is_closed;
/*
* To access the uobjects list hw_destroy_rwsem must be held for write

8
drivers/infiniband/core/uverbs_main.c
View file

@ -905,10 +905,7 @@ static int ib_uverbs_close(struct inode *inode, struct file *filp)
uverbs_destroy_ufile_hw(file, RDMA_REMOVE_CLOSE);
mutex_lock(&file->device->lists_mutex);
if (!file->is_closed) {
list_del(&file->list);
file->is_closed = 1;
}
list_del_init(&file->list);
mutex_unlock(&file->device->lists_mutex);
if (file->async_file)
@ -1104,8 +1101,7 @@ static void ib_uverbs_free_hw_resources(struct ib_uverbs_device *uverbs_dev,
while (!list_empty(&uverbs_dev->uverbs_file_list)) {
file = list_first_entry(&uverbs_dev->uverbs_file_list,
struct ib_uverbs_file, list);
file->is_closed = 1;
list_del(&file->list);
list_del_init(&file->list);
kref_get(&file->ref);
/* We must release the mutex before going ahead and calling