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authorEric W. Biederman <ebiederm@xmission.com>2007-02-12 00:52:55 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-02-12 09:48:31 -0800
commit8d42db189ca99703f0f4f91c477cb54808c8eaaa (patch)
tree9879222882a29c01dbff030c94ff8debbdcd1ddb /kernel
parent0e25338bc11fa8e41e44e4db5b5101e3d882dc5b (diff)
downloadop-kernel-dev-8d42db189ca99703f0f4f91c477cb54808c8eaaa.zip
op-kernel-dev-8d42db189ca99703f0f4f91c477cb54808c8eaaa.tar.gz
[PATCH] signal: rewrite kill_something_info so it uses newer helpers
The goal is to remove users of the old signal helper functions so they can be removed. Signed-off-by: Eric W. Biederman <ebiederm@xmission.com> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Cc: Oleg Nesterov <oleg@tv-sign.ru> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/signal.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/kernel/signal.c b/kernel/signal.c
index 228fdb5..de66def 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1191,8 +1191,10 @@ EXPORT_SYMBOL_GPL(kill_pid_info_as_uid);
static int kill_something_info(int sig, struct siginfo *info, int pid)
{
+ int ret;
+ rcu_read_lock();
if (!pid) {
- return kill_pg_info(sig, info, process_group(current));
+ ret = kill_pgrp_info(sig, info, task_pgrp(current));
} else if (pid == -1) {
int retval = 0, count = 0;
struct task_struct * p;
@@ -1207,12 +1209,14 @@ static int kill_something_info(int sig, struct siginfo *info, int pid)
}
}
read_unlock(&tasklist_lock);
- return count ? retval : -ESRCH;
+ ret = count ? retval : -ESRCH;
} else if (pid < 0) {
- return kill_pg_info(sig, info, -pid);
+ ret = kill_pgrp_info(sig, info, find_pid(-pid));
} else {
- return kill_proc_info(sig, info, pid);
+ ret = kill_pid_info(sig, info, find_pid(pid));
}
+ rcu_read_unlock();
+ return ret;
}
/*
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