From: Martin Cermak <mcermak@redhat.com>
Date: Mon, 2 Jan 2017 06:03:00 +0000 (+0100)
Subject: PR20333/mlock
X-Git-Tag: release-3.1~380
X-Git-Url: https://sourceware.org/git/?a=commitdiff_plain;h=e58fad7a10ab4a9c6954e0f364a5ec8fac07800d;p=systemtap.git

PR20333/mlock
---

diff --git a/tapset/linux/nd_syscalls.stp b/tapset/linux/nd_syscalls.stp
index e0a6498e5..80b13cae1 100644
--- a/tapset/linux/nd_syscalls.stp
+++ b/tapset/linux/nd_syscalls.stp
@@ -1,22 +1,4 @@
 
-# mlock ______________________________________________________
-#
-# long sys_mlock(unsigned long start, size_t len)
-#
-probe nd_syscall.mlock = kprobe.function("sys_mlock") ?
-{
-	name = "mlock"
-	asmlinkage()
-	addr = ulong_arg(1)
-	len = ulong_arg(2)
-	argstr = sprintf("%p, %u", addr, len)
-}
-probe nd_syscall.mlock.return = kprobe.function("sys_mlock").return ?
-{
-	name = "mlock"
-	retstr = returnstr(1)
-}
-
 # mlock2 _____________________________________________________
 #
 # long sys_mlock2(unsigned long start, size_t len, int flags)
diff --git a/tapset/linux/sysc_mlock.stp b/tapset/linux/sysc_mlock.stp
new file mode 100644
index 000000000..6355f6c64
--- /dev/null
+++ b/tapset/linux/sysc_mlock.stp
@@ -0,0 +1,47 @@
+# mlock ______________________________________________________
+# long sys_mlock(unsigned long start, size_t len)
+#
+
+@define _SYSCALL_MLOCK_NAME
+%(
+	name = "mlock"
+%)
+
+@define _SYSCALL_MLOCK_ARGSTR
+%(
+	argstr = sprintf("%p, %u", addr, len)
+%)
+
+probe syscall.mlock = dw_syscall.mlock !, nd_syscall.mlock {}
+probe syscall.mlock.return = dw_syscall.mlock.return !, nd_syscall.mlock.return {}
+
+# dw_mlock _____________________________________________________
+
+probe dw_syscall.mlock = kernel.function("sys_mlock").call ?
+{
+	@_SYSCALL_MLOCK_NAME
+	addr = __ulong($start)
+	len = __ulong($len)
+	@_SYSCALL_MLOCK_ARGSTR
+}
+probe dw_syscall.mlock.return = kernel.function("sys_mlock").return ?
+{
+	@_SYSCALL_MLOCK_NAME
+	retstr = return_str(1, $return)
+}
+
+# nd_mlock _____________________________________________________
+
+probe nd_syscall.mlock = kprobe.function("sys_mlock") ?
+{
+	@_SYSCALL_MLOCK_NAME
+	asmlinkage()
+	addr = ulong_arg(1)
+	len = ulong_arg(2)
+	@_SYSCALL_MLOCK_ARGSTR
+}
+probe nd_syscall.mlock.return = kprobe.function("sys_mlock").return ?
+{
+	@_SYSCALL_MLOCK_NAME
+	retstr = returnstr(1)
+}
diff --git a/tapset/linux/syscalls.stp b/tapset/linux/syscalls.stp
index 52d8da5c1..7a6df04cb 100644
--- a/tapset/linux/syscalls.stp
+++ b/tapset/linux/syscalls.stp
@@ -1,21 +1,4 @@
 
-# mlock ______________________________________________________
-#
-# long sys_mlock(unsigned long start, size_t len)
-#
-probe syscall.mlock = kernel.function("sys_mlock").call ?
-{
-	name = "mlock"
-	addr = __ulong($start)
-	len = __ulong($len)
-	argstr = sprintf("%p, %u", addr, len)
-}
-probe syscall.mlock.return = kernel.function("sys_mlock").return ?
-{
-	name = "mlock"
-	retstr = return_str(1, $return)
-}
-
 # mlock2 _____________________________________________________
 #
 # long sys_mlock2(unsigned long start, size_t len, int flags)