KFunc bpf_cpumask_populate
Populate the CPU mask from the contents of a BPF memory region.
Definition
Parameters
cpumask
: The cpumask being populated.
src
: The BPF memory holding the bit pattern.
src__sz
: Length of the BPF memory region in bytes.
Returns
0
if thestruct cpumask *
instance was populated successfully.-EACCES
if the memory region is too small to populate the cpumask.-EINVAL
if the memory region is not aligned to the size of a long and the architecture does not support efficient unaligned accesses.
Signature
int bpf_cpumask_populate(struct cpumask *cpumask, void *src, size_t src__sz)
Usage
Docs could be improved
This part of the docs is incomplete, contributions are very welcome
Program types
The following program types can make use of this kfunc:
Example
Docs could be improved
This part of the docs is incomplete, contributions are very welcome