linux-kernel - [PATCH] kernel/signal.c: change vars pid and tgid types to pid

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Message-ID: <6b53b1990806111611g1e9550d3q5abe1fe96b8ea99b@mail.gmail.com>
Date:	Wed, 11 Jun 2008 20:11:01 -0300
From:	"Gustavo Fernando Padovan" <gustavo@....ic.unicamp.br>
To:	linux-kernel@...r.kernel.org
Subject: [PATCH] kernel/signal.c: change vars pid and tgid types to pid_t

Change the type of pid and tgid variables from int to the POSIX type pid_t.


Signed-off-by: Gustavo F. Padovan <gustavo@....ic.unicamp.br>


--- a/kernel/signal.c  2008-06-09 23:45:49.000000000 -0300
+++ b/kernel/signal.c       2008-06-09 23:52:36.000000000 -0300
@@ -1120,7 +1120,7 @@
  * is probably wrong.  Should make it like BSD or SYSV.
  */

-static int kill_something_info(int sig, struct siginfo *info, int pid)
+static int kill_something_info(int sig, struct siginfo *info, pid_t pid)
 {
        int ret;

@@ -2228,7 +2228,7 @@
 }

 asmlinkage long
-sys_kill(int pid, int sig)
+sys_kill(pid_t pid, int sig)
 {
        struct siginfo info;

@@ -2241,7 +2241,7 @@
        return kill_something_info(sig, &info, pid);
 }

-static int do_tkill(int tgid, int pid, int sig)
+static int do_tkill(pid_t tgid, pid_t pid, int sig)
 {
        int error;
        struct siginfo info;
@@ -2284,7 +2284,7 @@
  *  exists but it's not belonging to the target process anymore. This
  *  method solves the problem of threads exiting and PIDs getting reused.
  */
-asmlinkage long sys_tgkill(int tgid, int pid, int sig)
+asmlinkage long sys_tgkill(pid_t tgid, pid_t pid, int sig)
 {
        /* This is only valid for single tasks */
        if (pid <= 0 || tgid <= 0)
@@ -2297,7 +2297,7 @@
  *  Send a signal to only one task, even if it's a CLONE_THREAD task.
  */
 asmlinkage long
-sys_tkill(int pid, int sig)
+sys_tkill(pid_t pid, int sig)
 {
        /* This is only valid for single tasks */
        if (pid <= 0)
@@ -2307,7 +2307,7 @@
 }

 asmlinkage long
-sys_rt_sigqueueinfo(int pid, int sig, siginfo_t __user *uinfo)
+sys_rt_sigqueueinfo(pid_t pid, int sig, siginfo_t __user *uinfo)
 {
        siginfo_t info;



-- 
----------------------------------------------
Gustavo Fernando Padovan
Engenharia de Computação 2006
LAS - Laboratório de Administração e Segurança de Sistemas
Instituto de Computação - UNICAMP

gfpadovan@...il.com
ra061316@...dents.ic.unicamp.br
pao@...ber.org
-------------------------------------------

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