Lines Matching +full:data +full:- +full:size
1 // SPDX-License-Identifier: GPL-2.0-only
8 unsigned int size,
9 void **data)
11 void *p = *data, *to_free = NULL;
14 if (!regset->regset_get)
15 return -EOPNOTSUPP;
16 if (size > regset->n * regset->size)
17 size = regset->n * regset->size;
19 to_free = p = kvzalloc(size, GFP_KERNEL);
21 return -ENOMEM;
23 res = regset->regset_get(target, regset,
24 (struct membuf){.p = p, .left = size});
29 *data = p;
30 return size - res;
35 unsigned int size,
36 void *data)
38 return __regset_get(target, regset, size, &data);
44 unsigned int size,
45 void **data)
47 *data = NULL;
48 return __regset_get(target, regset, size, data);
53 * copy_regset_to_user - fetch a thread's user_regset data into user memory
56 * @setno: index in @view->regsets
57 * @offset: offset into the regset data, in bytes
58 * @size: amount of data to copy, in bytes
59 * @data: user-mode pointer to copy into
64 unsigned int offset, unsigned int size,
65 void __user *data)
67 const struct user_regset *regset = &view->regsets[setno];
71 ret = regset_get_alloc(target, regset, size, &buf);
73 ret = copy_to_user(data, buf, ret) ? -EFAULT : 0;