Re: [PATCH bpf-next v2 07/12] bpf: Introduce new helpers bpf_ringbuf_pages_{alloc,free}
From: Andrii Nakryiko <hidden>
Date: 2022-08-18 21:52:44
Also in:
bpf, cgroups, linux-mm
On Thu, Aug 18, 2022 at 7:32 AM Yafang Shao [off-list ref] wrote:
Allocate pages related memory into the new helper bpf_ringbuf_pages_alloc(), then it can be handled as a single unit. Suggested-by: Andrii Nakryiko <redacted> Signed-off-by: Yafang Shao <redacted> --- kernel/bpf/ringbuf.c | 80 ++++++++++++++++++++++++++++++++++++---------------- 1 file changed, 56 insertions(+), 24 deletions(-)
LGTM. Acked-by: Andrii Nakryiko <andrii@kernel.org>
quoted hunk ↗ jump to hunk
diff --git a/kernel/bpf/ringbuf.c b/kernel/bpf/ringbuf.c index 5eb7820..1e7284c 100644 --- a/kernel/bpf/ringbuf.c +++ b/kernel/bpf/ringbuf.c@@ -59,6 +59,57 @@ struct bpf_ringbuf_hdr { u32 pg_off; };
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