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* [PATCH bpf-next] bpf: Fix comment for helper bpf_current_task_under_cgroup()
@ 2022-03-10 15:53 Hengqi Chen
  2022-03-10 16:29 ` Yonghong Song
  2022-03-10 22:10 ` patchwork-bot+netdevbpf
  0 siblings, 2 replies; 5+ messages in thread
From: Hengqi Chen @ 2022-03-10 15:53 UTC (permalink / raw)
  To: bpf; +Cc: hengqi.chen, stable

Fix the descriptions of the return values of helper
bpf_current_task_under_cgroup().

Fixes: c6b5fb8690fa ("bpf: add documentation for eBPF helpers (42-50)")
Cc: <stable@vger.kernel.org>
Signed-off-by: Hengqi Chen <hengqi.chen@gmail.com>
---
 include/uapi/linux/bpf.h       | 4 ++--
 tools/include/uapi/linux/bpf.h | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index bc23020b638d..374db485f063 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -2302,8 +2302,8 @@ union bpf_attr {
  * 	Return
  * 		The return value depends on the result of the test, and can be:
  *
- *		* 0, if current task belongs to the cgroup2.
- *		* 1, if current task does not belong to the cgroup2.
+ *		* 1, if current task belongs to the cgroup2.
+ *		* 0, if current task does not belong to the cgroup2.
  * 		* A negative error code, if an error occurred.
  *
  * long bpf_skb_change_tail(struct sk_buff *skb, u32 len, u64 flags)
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h
index bc23020b638d..374db485f063 100644
--- a/tools/include/uapi/linux/bpf.h
+++ b/tools/include/uapi/linux/bpf.h
@@ -2302,8 +2302,8 @@ union bpf_attr {
  * 	Return
  * 		The return value depends on the result of the test, and can be:
  *
- *		* 0, if current task belongs to the cgroup2.
- *		* 1, if current task does not belong to the cgroup2.
+ *		* 1, if current task belongs to the cgroup2.
+ *		* 0, if current task does not belong to the cgroup2.
  * 		* A negative error code, if an error occurred.
  *
  * long bpf_skb_change_tail(struct sk_buff *skb, u32 len, u64 flags)
--
2.30.2

^ permalink raw reply related	[flat|nested] 5+ messages in thread
* [PATCH bpf-next] bpf: fix comment for helper bpf_current_task_under_cgroup()
@ 2020-09-10 20:33 Song Liu
  2020-09-11  3:10 ` Alexei Starovoitov
  0 siblings, 1 reply; 5+ messages in thread
From: Song Liu @ 2020-09-10 20:33 UTC (permalink / raw)
  To: bpf; +Cc: Song Liu, stable

This should be "current" not "skb".

Fixes: c6b5fb8690fa ("bpf: add documentation for eBPF helpers (42-50)")
Cc: <stable@vger.kernel.org>
Signed-off-by: Song Liu <songliubraving@fb.com>
---
 include/uapi/linux/bpf.h       | 4 ++--
 tools/include/uapi/linux/bpf.h | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index 90359cab501d1..7dd314176df76 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -1447,8 +1447,8 @@ union bpf_attr {
  * 	Return
  * 		The return value depends on the result of the test, and can be:
  *
- * 		* 0, if the *skb* task belongs to the cgroup2.
- * 		* 1, if the *skb* task does not belong to the cgroup2.
+ *		* 0, if current task belongs to the cgroup2.
+ *		* 1, if current task does not belong to the cgroup2.
  * 		* A negative error code, if an error occurred.
  *
  * long bpf_skb_change_tail(struct sk_buff *skb, u32 len, u64 flags)
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h
index 90359cab501d1..7dd314176df76 100644
--- a/tools/include/uapi/linux/bpf.h
+++ b/tools/include/uapi/linux/bpf.h
@@ -1447,8 +1447,8 @@ union bpf_attr {
  * 	Return
  * 		The return value depends on the result of the test, and can be:
  *
- * 		* 0, if the *skb* task belongs to the cgroup2.
- * 		* 1, if the *skb* task does not belong to the cgroup2.
+ *		* 0, if current task belongs to the cgroup2.
+ *		* 1, if current task does not belong to the cgroup2.
  * 		* A negative error code, if an error occurred.
  *
  * long bpf_skb_change_tail(struct sk_buff *skb, u32 len, u64 flags)
-- 
2.24.1


^ permalink raw reply related	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2022-03-10 22:10 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
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2022-03-10 15:53 [PATCH bpf-next] bpf: Fix comment for helper bpf_current_task_under_cgroup() Hengqi Chen
2022-03-10 16:29 ` Yonghong Song
2022-03-10 22:10 ` patchwork-bot+netdevbpf
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2020-09-10 20:33 [PATCH bpf-next] bpf: fix " Song Liu
2020-09-11  3:10 ` Alexei Starovoitov

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