Re: [PATCH bpf v3] bpftool: fix percpu maps updating

2019-01-23 Thread Daniel Borkmann
On 01/21/2019 12:36 PM, Paolo Abeni wrote: > When updating a percpu map, bpftool currently copies the provided > value only into the first per CPU copy of the specified value, > all others instances are left zeroed. > > This change explicitly copies the user-provided bytes to all the > per CPU ins

Re: [PATCH bpf v3] bpftool: fix percpu maps updating

2019-01-21 Thread Quentin Monnet
2019-01-21 12:36 UTC+0100 ~ Paolo Abeni > When updating a percpu map, bpftool currently copies the provided > value only into the first per CPU copy of the specified value, > all others instances are left zeroed. > > This change explicitly copies the user-provided bytes to all the > per CPU insta