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authorPaolo Abeni <pabeni@redhat.com>2023-09-21 21:49:45 +0200
committerPaolo Abeni <pabeni@redhat.com>2023-09-21 21:49:45 +0200
commite9cbc89067cce78211c8629c78e931c0fe64e29d (patch)
tree95662373d0a7b4adc589fec61e120586d476de71 /tools/include/uapi/linux/bpf.h
parentf30e5323a188cfc2d74b04f222cea0dbe9ffd6e6 (diff)
parent27bbf45eae9ca98877a2d52a92a188147cd61b07 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR. No conflicts. Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'tools/include/uapi/linux/bpf.h')
-rw-r--r--tools/include/uapi/linux/bpf.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h
index 73b155e52204..5f13db15a3c7 100644
--- a/tools/include/uapi/linux/bpf.h
+++ b/tools/include/uapi/linux/bpf.h
@@ -1969,7 +1969,9 @@ union bpf_attr {
* performed again, if the helper is used in combination with
* direct packet access.
* Return
- * 0 on success, or a negative error in case of failure.
+ * 0 on success, or a negative error in case of failure. Positive
+ * error indicates a potential drop or congestion in the target
+ * device. The particular positive error codes are not defined.
*
* u64 bpf_get_current_pid_tgid(void)
* Description