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(parent: b46741f) | patch
cpuset: fix a race condition in __cpuset_node_allowed_softwall()
authorLi Zefan <lizefan@huawei.com>
Thu, 27 Feb 2014 10:19:36 +0000 (18:19 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 24 Mar 2014 04:37:05 +0000 (21:37 -0700)
commitc5ad4fdec0ae15d197508185643c68470868121d
treed665cfe6c40a7e0f950aefbba227fcd691e2416etree
parentb46741f24d1c0d0d8dcfb3c63439338d2dc0337ecommit | diff
cpuset: fix a race condition in __cpuset_node_allowed_softwall()

commit 99afb0fd5f05aac467ffa85c36778fec4396209b upstream.

It's not safe to access task's cpuset after releasing task_lock().
Holding callback_mutex won't help.

Signed-off-by: Li Zefan <lizefan@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
kernel/cpuset.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git