From f3f005c76eb5636542a8f5b137bd1904d57e8f86 Mon Sep 17 00:00:00 2001 From: Kent Overstreet Date: Mon, 5 Feb 2024 23:09:25 -0500 Subject: Update bcachefs sources to 50847e296b34 bcachefs: Check subvol <-> inode pointers in check_inode() Signed-off-by: Kent Overstreet --- linux/darray.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 linux/darray.c (limited to 'linux/darray.c') diff --git a/linux/darray.c b/linux/darray.c new file mode 100644 index 00000000..80e77959 --- /dev/null +++ b/linux/darray.c @@ -0,0 +1,27 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * (C) 2022-2024 Kent Overstreet + */ + +#include +#include +#include + +int __darray_resize_slowpath(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; +} -- cgit v1.2.3