Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1// SPDX-License-Identifier: GPL-2.0
2
3#include <linux/log2.h>
4#include <linux/slab.h>
5#include "darray.h"
6
7int __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}