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Message-Id: <200711082131.lA8LVgkb015134@imap1.linux-foundation.org>
Date: Thu, 08 Nov 2007 13:31:42 -0800
From: akpm@...ux-foundation.org
To: linux-kernel@...r.kernel.org
Cc: akpm@...ux-foundation.org, drepper@...hat.com, mingo@...e.hu,
roland@...hat.com
Subject: [patch 1/2] get_task_comm(): return the result
From: Andrew Morton <akpm@...ux-foundation.org>
It was dumb to make get_task_comm() return void. Change it to return a
pointer to the resulting output for caller convenience.
Cc: Ulrich Drepper <drepper@...hat.com>
Cc: Ingo Molnar <mingo@...e.hu>
Cc: Roland McGrath <roland@...hat.com>
Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
---
fs/exec.c | 3 ++-
include/linux/sched.h | 2 +-
2 files changed, 3 insertions(+), 2 deletions(-)
diff -puN include/linux/sched.h~get_task_comm-return-the-result include/linux/sched.h
--- a/include/linux/sched.h~get_task_comm-return-the-result
+++ a/include/linux/sched.h
@@ -1692,7 +1692,7 @@ extern long do_fork(unsigned long, unsig
struct task_struct *fork_idle(int);
extern void set_task_comm(struct task_struct *tsk, char *from);
-extern void get_task_comm(char *to, struct task_struct *tsk);
+extern char *get_task_comm(char *to, struct task_struct *tsk);
#ifdef CONFIG_SMP
extern void wait_task_inactive(struct task_struct * p);
diff -puN fs/exec.c~get_task_comm-return-the-result fs/exec.c
--- a/fs/exec.c~get_task_comm-return-the-result
+++ a/fs/exec.c
@@ -947,12 +947,13 @@ static void flush_old_files(struct files
spin_unlock(&files->file_lock);
}
-void get_task_comm(char *buf, struct task_struct *tsk)
+char *get_task_comm(char *buf, struct task_struct *tsk)
{
/* buf must be at least sizeof(tsk->comm) in size */
task_lock(tsk);
strncpy(buf, tsk->comm, sizeof(tsk->comm));
task_unlock(tsk);
+ return buf;
}
void set_task_comm(struct task_struct *tsk, char *buf)
_
-
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