On 7/15/22 12:47 AM, Joanne Koong wrote:
Fix documentation for bpf_skb_pull_data() helper for
when flags == 0.
Fixes: fa15601ab31e ("bpf: add documentation for eBPF helpers (33-41)")
Signed-off-by: Joanne Koong <joannelkoong@xxxxxxxxx>
---
include/uapi/linux/bpf.h | 3 ++-
tools/include/uapi/linux/bpf.h | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index 379e68fb866f..a80c1f6bbe25 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -2361,7 +2361,8 @@ union bpf_attr {
* Pull in non-linear data in case the *skb* is non-linear and not
* all of *len* are part of the linear section. Make *len* bytes
* from *skb* readable and writable. If a zero value is passed for
- * *len*, then the whole length of the *skb* is pulled.
+ * *len*, then all bytes in the head of the skb will be made readable
Quentin, should the formatting be '*skb*' instead of 'skb'?
Maybe it's more clear if we speak of 'all bytes in the linear part' instead of 'all
bytes in the head' of the skb to make it clearer? Either is ok with me though.
Thanks,
Daniel
