[PATCH]Add lacked syscall.unshare to tapset

["Zhaolei" <zhaolei at cn dot fujitsu dot com>]

Hi, everyone

Following patch adds support for lacked syscall.unshare.
If no objection, I will commit it.

Signed-off-by: "Zhaolei" zhaolei@cn.fujitsu.com

diff --git a/tapset/syscalls2.stp b/tapset/syscalls2.stp
index 0db5034..0f4e88e 100644
--- a/tapset/syscalls2.stp
+++ b/tapset/syscalls2.stp
@@ -2853,6 +2853,20 @@ probe syscall.unlink.return = kernel.function("sys_unlink").return {
  name = "unlink"
  retstr = returnstr(1)
 }
+
+# unshare ____________________________________________________
+# new function with 2.6.16
+# long sys_unshare(unsigned long unshare_flags)
+probe syscall.unshare = kernel.function("sys_unshare") ? {
+ name = "unshare"
+ unshare_flags = $unshare_flags
+ argstr = sprintf("%d", unshare_flags)
+}
+probe syscall.unshare.return = kernel.function("sys_unshare").return ? {
+ name = "unshare"
+ retstr = returnstr(1)
+}
+
 # uselib _____________________________________________________
 #
 # asmlinkage long

Regards
Zhaolei