From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <4656E8E9.5060403@domain.hid>
Date: Fri, 25 May 2007 15:47:21 +0200
From: Jan Kiszka <jan.kiszka@domain.hid>
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Subject: [Adeos-main] [PATCH 1/2] Fix logic in __ipipe_get_task_info
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That was obviously wrong, causing double acquisitions.

Jan

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---
 kernel/ipipe/tracer.c |    7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

Index: linux-2.6.20/kernel/ipipe/tracer.c
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
--- linux-2.6.20.orig/kernel/ipipe/tracer.c
+++ linux-2.6.20/kernel/ipipe/tracer.c
@@ -572,9 +572,10 @@ __ipipe_get_task_info(char *task_info, s
 	int i;
 	int locked =3D 1;
=20
-	if (trylock && !read_trylock(&tasklist_lock))
-		locked =3D 0;
-	else
+	if (trylock) {
+		if (!read_trylock(&tasklist_lock))
+			locked =3D 0;
+	} else
 		read_lock(&tasklist_lock);
=20
 	if (locked)

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