diff options
author | Kent Overstreet <kent.overstreet@linux.dev> | 2024-03-16 19:29:22 -0400 |
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committer | Kent Overstreet <kent.overstreet@linux.dev> | 2024-03-16 19:40:33 -0400 |
commit | abfdc593a532abaa40ac6ca87c1e0c86459f8c87 (patch) | |
tree | 4db627c2564af70a98c53c5747e543a7b04465c2 /libbcachefs/darray.c | |
parent | f1e87c66af3ab12ba7bdb0cc61436c8263e08c85 (diff) |
Update bcachefs sources to 83338f5b2cb8 bcachefs: fix for building in userspace
Diffstat (limited to 'libbcachefs/darray.c')
-rw-r--r-- | libbcachefs/darray.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/libbcachefs/darray.c b/libbcachefs/darray.c new file mode 100644 index 00000000..ac35b8b7 --- /dev/null +++ b/libbcachefs/darray.c @@ -0,0 +1,24 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include <linux/log2.h> +#include <linux/slab.h> +#include "darray.h" + +int __bch2_darray_resize(darray_char *d, size_t element_size, size_t new_size, gfp_t gfp) +{ + if (new_size > d->size) { + new_size = roundup_pow_of_two(new_size); + + void *data = kvmalloc_array(new_size, element_size, gfp); + if (!data) + return -ENOMEM; + + memcpy(data, d->data, d->size * element_size); + if (d->data != d->preallocated) + kvfree(d->data); + d->data = data; + d->size = new_size; + } + + return 0; +} |