[S390] add kprobes annotations
Add kprobes annotations to get the massive 'probe kernel.function("*") {}'
stress test working.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index ec2e03b..b825b3e 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -32,6 +32,7 @@
#include <linux/kernel_stat.h>
#include <linux/syscalls.h>
#include <linux/compat.h>
+#include <linux/kprobes.h>
#include <asm/compat.h>
#include <asm/uaccess.h>
#include <asm/pgtable.h>
@@ -116,15 +117,17 @@
}
}
-extern void kernel_thread_starter(void);
+extern void __kprobes kernel_thread_starter(void);
asm(
- ".align 4\n"
+ ".section .kprobes.text, \"ax\"\n"
+ ".global kernel_thread_starter\n"
"kernel_thread_starter:\n"
" la 2,0(10)\n"
" basr 14,9\n"
" la 2,0\n"
- " br 11\n");
+ " br 11\n"
+ ".previous\n");
int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags)
{