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-rw-r--r--include/uapi/linux/bpf.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h
index a1ad32456f89..6b3996343e63 100644
--- a/include/uapi/linux/bpf.h
+++ b/include/uapi/linux/bpf.h
@@ -19,7 +19,8 @@
/* ld/ldx fields */
#define BPF_DW 0x18 /* double word (64-bit) */
-#define BPF_XADD 0xc0 /* exclusive add */
+#define BPF_ATOMIC 0xc0 /* atomic memory ops - op type in immediate */
+#define BPF_XADD 0xc0 /* exclusive add - legacy name */
/* alu/jmp fields */
#define BPF_MOV 0xb0 /* mov reg to reg */
@@ -2448,7 +2449,7 @@ union bpf_attr {
* running simultaneously.
*
* A user should care about the synchronization by himself.
- * For example, by using the **BPF_STX_XADD** instruction to alter
+ * For example, by using the **BPF_ATOMIC** instructions to alter
* the shared data.
* Return
* A pointer to the local storage area.