[PATCH] membarrier.2: Update prototype

[Alejandro Colomar]

The Linux kernel now uses 'flags' and added a new argument: 'cpu_id'.
These changes were introduced to the kernel
in commit 2a36ab717e8fe678d98f81c14a0b124712719840.

Signed-off-by: Alejandro Colomar <colomar.6.4.3@xxxxxxxxx>
---
 man2/membarrier.2 | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/man2/membarrier.2 b/man2/membarrier.2
index 24a24ba86..42b7e2acc 100644
--- a/man2/membarrier.2
+++ b/man2/membarrier.2
@@ -23,6 +23,13 @@
 .\" %%%LICENSE_END
 .\"
 .TH MEMBARRIER 2 2020-06-09 "Linux" "Linux Programmer's Manual"
+.\" FIXME:
+.\" The Linux kernel now uses 'flags' and added a new argument: 'cpu_id'.
+.\" These changes were introduced to the kernel
+.\" in commit 2a36ab717e8fe678d98f81c14a0b124712719840.
+.\" The prototype has been updated,
+.\" but the new features have not yet been documented.
+.\" TODO: Document those new features.
 .SH NAME
 membarrier \- issue memory barriers on a set of threads
 .SH SYNOPSIS
@@ -30,7 +37,7 @@ membarrier \- issue memory barriers on a set of threads
 .PP
 .B #include <linux/membarrier.h>
 .PP
-.BI "int membarrier(int " cmd ", int " flags ");"
+.BI "int membarrier(int " cmd ", unsigned int " flags ", int " cpu_id );
 .fi
 .PP
 .IR Note :
-- 
2.28.0