1 // SPDX-License-Identifier: GPL-2.0
2
3 #include <linux/log2.h>
4 #include <linux/slab.h>
5 #include "darray.h"
6
7 int __bch2_darray_resize(darray_char *d, size_t element_size, size_t new_size, gfp_t gfp)
8 {
9 if (new_size > d->size) {
10 new_size = roundup_pow_of_two(new_size);
11
12 void *data = kvmalloc_array(new_size, element_size, gfp);
13 if (!data)
14 return -ENOMEM;
15
16 if (d->size)
17 memcpy(data, d->data, d->size * element_size);
18 if (d->data != d->preallocated)
19 kvfree(d->data);
20 d->data = data;
21 d->size = new_size;
22 }
23
24 return 0;
25 }
26
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.