[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <20211211063949.49533-3-laoar.shao@gmail.com>
Date: Sat, 11 Dec 2021 06:39:48 +0000
From: Yafang Shao <laoar.shao@...il.com>
To: akpm@...ux-foundation.org, rostedt@...dmis.org,
keescook@...omium.org, pmladek@...e.com, david@...hat.com,
arnaldo.melo@...il.com, andrii.nakryiko@...il.com,
alexei.starovoitov@...il.com
Cc: linux-mm@...ck.org, bpf@...r.kernel.org,
linux-perf-users@...r.kernel.org, linux-fsdevel@...r.kernel.org,
linux-kernel@...r.kernel.org, Yafang Shao <laoar.shao@...il.com>,
Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
Michal Miroslaw <mirq-linux@...e.qmqm.pl>,
Peter Zijlstra <peterz@...radead.org>,
Matthew Wilcox <willy@...radead.org>,
Al Viro <viro@...iv.linux.org.uk>
Subject: [PATCH -mm v2 2/3] cn_proc: replaced old hard-coded 16 with TASK_COMM_LEN_16
This TASK_COMM_LEN_16 has the same meaning with the macro defined in
linux/sched.h, but we can't include linux/sched.h in a UAPI header, so
we should specifically define it in the cn_proc.h.
Signed-off-by: Yafang Shao <laoar.shao@...il.com>
Acked-by: Steven Rostedt (VMware) <rostedt@...dmis.org>
Cc: Mathieu Desnoyers <mathieu.desnoyers@...icios.com>
Cc: Arnaldo Carvalho de Melo <arnaldo.melo@...il.com>
Cc: Alexei Starovoitov <alexei.starovoitov@...il.com>
Cc: Andrii Nakryiko <andrii.nakryiko@...il.com>
Cc: Michal Miroslaw <mirq-linux@...e.qmqm.pl>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Steven Rostedt <rostedt@...dmis.org>
Cc: Matthew Wilcox <willy@...radead.org>
Cc: David Hildenbrand <david@...hat.com>
Cc: Al Viro <viro@...iv.linux.org.uk>
Cc: Kees Cook <keescook@...omium.org>
Cc: Petr Mladek <pmladek@...e.com>
---
include/uapi/linux/cn_proc.h | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/include/uapi/linux/cn_proc.h b/include/uapi/linux/cn_proc.h
index db210625cee8..6dcccaed383f 100644
--- a/include/uapi/linux/cn_proc.h
+++ b/include/uapi/linux/cn_proc.h
@@ -21,6 +21,8 @@
#include <linux/types.h>
+#define TASK_COMM_LEN_16 16
+
/*
* Userspace sends this enum to register with the kernel that it is listening
* for events on the connector.
@@ -110,7 +112,7 @@ struct proc_event {
struct comm_proc_event {
__kernel_pid_t process_pid;
__kernel_pid_t process_tgid;
- char comm[16];
+ char comm[TASK_COMM_LEN_16];
} comm;
struct coredump_proc_event {
--
2.17.1
Powered by blists - more mailing lists