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[S390] add kprobes annotations

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Add kprobes annotations to get the massive 'probe kernel.function("*") {}'
stress test working.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Martin Schwidefsky 2011-01-05 12:47:25 +01:00 • committed by Martin Schwidefsky
parent 4a1886358b
commit 860dba45e8
8 changed files with 26 additions and 9 deletions
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9
arch/s390/kernel/process.c
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@ -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 @@ void cpu_idle(void)
}
}
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)
{