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authorPavel Emelyanov <xemul@openvz.org>2008-04-30 09:52:34 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-30 17:29:33 +0200
commitaf7fff9c13d56657dc328c75590f401c99bcecd9 (patch)
tree8adc8d2039910efb28429cb0aec0f1bde8ff98be /kernel
parentsignals: remove unused variable from send_signal() (diff)
downloadlinux-af7fff9c13d56657dc328c75590f401c99bcecd9.tar.xz
linux-af7fff9c13d56657dc328c75590f401c99bcecd9.zip
signals: turn LEGACY_QUEUE macro into static inline function
This makes the code more readable, due to less brackets and small letters in name. I also move it above the send_signal() as a preparation for the 3rd patch. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Cc: Roland McGrath <roland@redhat.com> 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, 7 insertions, 5 deletions
diff --git a/kernel/signal.c b/kernel/signal.c
index f5f3b8a61bee..772aa011dad8 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -657,6 +657,11 @@ static void handle_stop_signal(int sig, struct task_struct *p)
}
}
+static inline int legacy_queue(struct sigpending *signals, int sig)
+{
+ return (sig < SIGRTMIN) && sigismember(&signals->signal, sig);
+}
+
static int send_signal(int sig, struct siginfo *info, struct task_struct *t,
struct sigpending *signals)
{
@@ -721,9 +726,6 @@ out_set:
return 0;
}
-#define LEGACY_QUEUE(sigptr, sig) \
- (((sig) < SIGRTMIN) && sigismember(&(sigptr)->signal, (sig)))
-
int print_fatal_signals;
static void print_fatal_signal(struct pt_regs *regs, int signr)
@@ -771,7 +773,7 @@ specific_send_sig_info(int sig, struct siginfo *info, struct task_struct *t)
/* Support queueing exactly one non-rt signal, so that we
can get more detailed information about the cause of
the signal. */
- if (LEGACY_QUEUE(&t->pending, sig))
+ if (legacy_queue(&t->pending, sig))
goto out;
ret = send_signal(sig, info, t, &t->pending);
@@ -932,7 +934,7 @@ __group_send_sig_info(int sig, struct siginfo *info, struct task_struct *p)
if (sig_ignored(p, sig))
return ret;
- if (LEGACY_QUEUE(&p->signal->shared_pending, sig))
+ if (legacy_queue(&p->signal->shared_pending, sig))
/* This is a non-RT signal and we already have one queued. */
return ret;