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authorIngo Molnar <mingo@elte.hu>2011-06-03 10:41:03 +0200
committerIngo Molnar <mingo@elte.hu>2011-06-03 10:41:08 +0200
commit27eb4a1e4a56afacb0540c24084b9e0342f9956b (patch)
tree85bd26c6d7cdee8ee4c2d69d195f3e2bdbbc54fe /include/linux/init_task.h
parent64ce312618ef0e11d88def80effcefd1b59fdb1e (diff)
parent55922c9d1b84b89cb946c777fddccb3247e7df2c (diff)
Merge commit 'v3.0-rc1' into perf/core
Merge reason: merge in the latest fixes. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/init_task.h')
-rw-r--r--include/linux/init_task.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/init_task.h b/include/linux/init_task.h
index bafc58c00fc3..580f70c02391 100644
--- a/include/linux/init_task.h
+++ b/include/linux/init_task.h
@@ -22,6 +22,14 @@
extern struct files_struct init_files;
extern struct fs_struct init_fs;
+#ifdef CONFIG_CGROUPS
+#define INIT_THREADGROUP_FORK_LOCK(sig) \
+ .threadgroup_fork_lock = \
+ __RWSEM_INITIALIZER(sig.threadgroup_fork_lock),
+#else
+#define INIT_THREADGROUP_FORK_LOCK(sig)
+#endif
+
#define INIT_SIGNALS(sig) { \
.nr_threads = 1, \
.wait_chldexit = __WAIT_QUEUE_HEAD_INITIALIZER(sig.wait_chldexit),\
@@ -38,6 +46,7 @@ extern struct fs_struct init_fs;
}, \
.cred_guard_mutex = \
__MUTEX_INITIALIZER(sig.cred_guard_mutex), \
+ INIT_THREADGROUP_FORK_LOCK(sig) \
}
extern struct nsproxy init_nsproxy;