From: Paul E. McKenney <paulmck@us.ibm.com>
Date: Sun, 8 Jan 2006 09:01:38 +0000 (-0800)
Subject: [PATCH] Simpler signal-exit concurrency handling
X-Git-Tag: v2.6.16-rc1~840
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2d89c929078588aa9b9c674ef03ee9aa816b59b8;p=pandora-kernel.git

[PATCH] Simpler signal-exit concurrency handling

Some simplification in checking signal delivery against concurrent exit.
Instead of using get_task_struct_rcu(), which increments the task_struct
reference count, check the reference count after acquiring sighand lock.

Signed-off-by: "Paul E. McKenney" <paulmck@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---

Reading git-diff-tree failed