From: Zhaolei <zhaolei@cn.fujitsu.com>
Date: Fri, 18 Jul 2008 02:02:11 +0000 (+0800)
Subject: syscalls2.stp: Add sys_symlinkat.
X-Git-Tag: release-0.7.2~98
X-Git-Url: https://sourceware.org/git/?a=commitdiff_plain;h=9dba0d4d9226e87d758e2554cb7c69a05e95050b;p=systemtap.git

syscalls2.stp: Add sys_symlinkat.
---

diff --git a/tapset/ChangeLog b/tapset/ChangeLog
index 71f0edd11..29c105073 100644
--- a/tapset/ChangeLog
+++ b/tapset/ChangeLog
@@ -1,3 +1,7 @@
+2008-07-18  Zhaolei  <zhaolei@cn.fujitsu.com>
+
+	* syscalls2.stp: Add sys_symlinkat.
+
 2008-07-14  David Smith  <dsmith@redhat.com>
 
 	* i686/registers.stp: Removed syscall_nr function.
diff --git a/tapset/syscalls2.stp b/tapset/syscalls2.stp
index 64cbaa1d5..910193ef1 100644
--- a/tapset/syscalls2.stp
+++ b/tapset/syscalls2.stp
@@ -2463,6 +2463,7 @@ probe syscall.swapon.return = kernel.function("sys_swapon").return ? {
 	name = "swapon"
 	retstr = returnstr(1)
 }
+
 # symlink ____________________________________________________
 # long sys_symlink(const char __user * oldname,
 #		 const char __user * newname)
@@ -2477,6 +2478,27 @@ probe syscall.symlink.return = kernel.function("sys_symlink").return {
 	name = "symlink"
 	retstr = returnstr(1)
 }
+
+# symlinkat __________________________________________________
+# new function with 2.6.16
+# long sys_symlinkat(const char __user *oldname, int newdfd,
+#	const char __user *newname)
+probe syscall.symlinkat = kernel.function("sys_symlinkat") ? {
+	name = "symlinkat"
+	oldname = $oldname
+	oldname_str = user_string($oldname)
+	newdfd = $newdfd
+	newdfd_str = _dfd_str($newdfd)
+	newname = $newname
+	newname_str = user_string($newname)
+	argstr = sprintf("%s, %s, %s", user_string_quoted($oldname),
+		newdfd_str, user_string_quoted($newname))
+}
+probe syscall.symlinkat.return = kernel.function("sys_symlinkat").return ? {
+	name = "symlinkat"
+	retstr = returnstr(1)
+}
+
 # sync _______________________________________________________
 #
 # sys_sync(void)