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Subject[PATCH] man2/prctl.2: Add PR_GET_TID_ADDRESS description
Date
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
---
man2/prctl.2 | 12 ++++++++++++
1 file changed, 12 insertions(+)

diff --git a/man2/prctl.2 b/man2/prctl.2
index 012af4d..4906c70 100644
--- a/man2/prctl.2
+++ b/man2/prctl.2
@@ -761,6 +761,18 @@ option.
.\" symbolic-link transitions over all process running in a system.
.\" ========== END FIXME
.RE
+.TP
+.BR PR_GET_TID_ADDRESS " (since Linux 3.5)"
+Return
+.I clear_child_tid
+in the location pointed by
+.IR "(int\ **) arg2" .
+See
+.BR set_tid_address (2)
+for more details.
+This feature is available only if the kernel is built with the
+.BR CONFIG_CHECKPOINT_RESTORE
+option enabled.
.\"
.SH "RETURN VALUE"
On success,
--
1.8.1.2


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