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authorOleg Nesterov <oleg@redhat.com>2012-03-23 15:02:45 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-03-23 16:58:41 -0700
commitdef8cf72562e17ec8316ce0cb5697c7afd6400e3 (patch)
treede0ee350a81685eddadcbfc8d29545e0f7a01d05 /kernel
parent629d362b9950166c6fac2aa8425db34d824bb043 (diff)
signal: cosmetic, s/from_ancestor_ns/force/ in prepare_signal() paths
Cosmetic, rename the from_ancestor_ns argument in prepare_signal() paths. After the previous change it doesn't match the reality. Signed-off-by: Oleg Nesterov <oleg@redhat.com> Cc: Tejun Heo <tj@kernel.org> Cc: Anton Vorontsov <anton.vorontsov@linaro.org> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Cc: KOSAKI Motohiro <kosaki.motohiro@gmail.com> Cc: David Rientjes <rientjes@google.com> 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.c15
1 files changed, 7 insertions, 8 deletions
diff --git a/kernel/signal.c b/kernel/signal.c
index 2584f5a91fbe..d523da02dd14 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -58,21 +58,20 @@ static int sig_handler_ignored(void __user *handler, int sig)
(handler == SIG_DFL && sig_kernel_ignore(sig));
}
-static int sig_task_ignored(struct task_struct *t, int sig,
- int from_ancestor_ns)
+static int sig_task_ignored(struct task_struct *t, int sig, bool force)
{
void __user *handler;
handler = sig_handler(t, sig);
if (unlikely(t->signal->flags & SIGNAL_UNKILLABLE) &&
- handler == SIG_DFL && !from_ancestor_ns)
+ handler == SIG_DFL && !force)
return 1;
return sig_handler_ignored(handler, sig);
}
-static int sig_ignored(struct task_struct *t, int sig, int from_ancestor_ns)
+static int sig_ignored(struct task_struct *t, int sig, bool force)
{
/*
* Blocked signals are never ignored, since the
@@ -82,7 +81,7 @@ static int sig_ignored(struct task_struct *t, int sig, int from_ancestor_ns)
if (sigismember(&t->blocked, sig) || sigismember(&t->real_blocked, sig))
return 0;
- if (!sig_task_ignored(t, sig, from_ancestor_ns))
+ if (!sig_task_ignored(t, sig, force))
return 0;
/*
@@ -855,7 +854,7 @@ static void ptrace_trap_notify(struct task_struct *t)
* Returns true if the signal should be actually delivered, otherwise
* it should be dropped.
*/
-static int prepare_signal(int sig, struct task_struct *p, int from_ancestor_ns)
+static int prepare_signal(int sig, struct task_struct *p, bool force)
{
struct signal_struct *signal = p->signal;
struct task_struct *t;
@@ -915,7 +914,7 @@ static int prepare_signal(int sig, struct task_struct *p, int from_ancestor_ns)
}
}
- return !sig_ignored(p, sig, from_ancestor_ns);
+ return !sig_ignored(p, sig, force);
}
/*
@@ -1602,7 +1601,7 @@ int send_sigqueue(struct sigqueue *q, struct task_struct *t, int group)
ret = 1; /* the signal is ignored */
result = TRACE_SIGNAL_IGNORED;
- if (!prepare_signal(sig, t, 0))
+ if (!prepare_signal(sig, t, false))
goto out;
ret = 0;